diff --git a/EnvelopeGenerator.Application/Resources/Resource.cs b/EnvelopeGenerator.Application/Resources/Resource.cs
index d8b51c1b..56b087c3 100644
--- a/EnvelopeGenerator.Application/Resources/Resource.cs
+++ b/EnvelopeGenerator.Application/Resources/Resource.cs
@@ -21,117 +21,346 @@ public static class Extensions
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string InnerServiceError(this IStringLocalizer localizer) => localizer[nameof(InnerServiceError)];
+    public static string InnerServiceError(this IStringLocalizer localizer) => localizer[nameof(InnerServiceError)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string EnvelopeNotFound(this IStringLocalizer localizer) => localizer[nameof(EnvelopeNotFound)];
+    public static string EnvelopeNotFound(this IStringLocalizer localizer) => localizer[nameof(EnvelopeNotFound)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string EnvelopeReceiverNotFound(this IStringLocalizer localizer) => localizer[nameof(EnvelopeReceiverNotFound)];
+    public static string EnvelopeReceiverNotFound(this IStringLocalizer localizer) => localizer[nameof(EnvelopeReceiverNotFound)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string AccessCodeNull(this IStringLocalizer localizer) => localizer[nameof(AccessCodeNull)];
+    public static string AccessCodeNull(this IStringLocalizer localizer) => localizer[nameof(AccessCodeNull)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string WrongAccessCode(this IStringLocalizer localizer) => localizer[nameof(WrongAccessCode)];
+    public static string WrongAccessCode(this IStringLocalizer localizer) => localizer[nameof(WrongAccessCode)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string DataIntegrityIssue(this IStringLocalizer localizer) => localizer[nameof(DataIntegrityIssue)];
+    public static string DataIntegrityIssue(this IStringLocalizer localizer) => localizer[nameof(DataIntegrityIssue)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string SecurityBreachOrDataIntegrity(this IStringLocalizer localizer) => localizer[nameof(SecurityBreachOrDataIntegrity)];
+    public static string SecurityBreachOrDataIntegrity(this IStringLocalizer localizer) => localizer[nameof(SecurityBreachOrDataIntegrity)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string PossibleDataIntegrityIssue(this IStringLocalizer localizer) => localizer[nameof(PossibleDataIntegrityIssue)];
+    public static string PossibleDataIntegrityIssue(this IStringLocalizer localizer) => localizer[nameof(PossibleDataIntegrityIssue)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string SecurityBreach(this IStringLocalizer localizer) => localizer[nameof(SecurityBreach)];
+    public static string SecurityBreach(this IStringLocalizer localizer) => localizer[nameof(SecurityBreach)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string PossibleSecurityBreach(this IStringLocalizer localizer) => localizer[nameof(PossibleSecurityBreach)];
+    public static string PossibleSecurityBreach(this IStringLocalizer localizer) => localizer[nameof(PossibleSecurityBreach)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string WrongEnvelopeReceiverId(this IStringLocalizer localizer) => localizer[nameof(WrongEnvelopeReceiverId)];
+    public static string WrongEnvelopeReceiverId(this IStringLocalizer localizer) => localizer[nameof(WrongEnvelopeReceiverId)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string EnvelopeOrReceiverNonexists(this IStringLocalizer localizer) => localizer[nameof(EnvelopeOrReceiverNonexists)];
+    public static string EnvelopeOrReceiverNonexists(this IStringLocalizer localizer) => localizer[nameof(EnvelopeOrReceiverNonexists)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string PhoneNumberNonexists(this IStringLocalizer localizer) => localizer[nameof(PhoneNumberNonexists)];
+    public static string PhoneNumberNonexists(this IStringLocalizer localizer) => localizer[nameof(PhoneNumberNonexists)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string Default(this IStringLocalizer localizer) => localizer[nameof(Default)];
+    public static string Default(this IStringLocalizer localizer) => localizer[nameof(Default)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string DbMigrationTest(this IStringLocalizer localizer) => localizer[nameof(DbMigrationTest)];
+    public static string DbMigrationTest(this IStringLocalizer localizer) => localizer[nameof(DbMigrationTest)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string Culture(this IStringLocalizer localizer) => localizer[nameof(Culture)];
+    public static string Culture(this IStringLocalizer localizer) => localizer[nameof(Culture)].Value;
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="localizer"></param>
     /// <returns></returns>
-    public static string FiClass(this IStringLocalizer localizer) => localizer[nameof(FiClass)];
+    public static string FiClass(this IStringLocalizer localizer) => localizer[nameof(FiClass)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string ServiceOutputNullError(this IStringLocalizer localizer) => localizer[nameof(ServiceOutputNullError)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string UnexpectedError(this IStringLocalizer localizer) => localizer[nameof(UnexpectedError)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string FailedToSendAccessCode(this IStringLocalizer localizer) => localizer[nameof(FailedToSendAccessCode)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string DataIntegrityError(this IStringLocalizer localizer) => localizer[nameof(DataIntegrityError)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string NonDecodableEnvelopeReceiverId(this IStringLocalizer localizer) => localizer[nameof(NonDecodableEnvelopeReceiverId)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string DeDE(this IStringLocalizer localizer) => localizer["de-DE"].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string EnUS(this IStringLocalizer localizer) => localizer["en-US"].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string SignDoc(this IStringLocalizer localizer) => localizer[nameof(SignDoc)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string DocRejected(this IStringLocalizer localizer) => localizer[nameof(DocRejected)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string DocSigned(this IStringLocalizer localizer) => localizer[nameof(DocSigned)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string DocProtected(this IStringLocalizer localizer) => localizer[nameof(DocProtected)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string Complete(this IStringLocalizer localizer) => localizer[nameof(Complete)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string EnvelopeInfo1(this IStringLocalizer localizer) => localizer[nameof(EnvelopeInfo1)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string EnvelopeInfo2(this IStringLocalizer localizer) => localizer[nameof(EnvelopeInfo2)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string SigAgree(this IStringLocalizer localizer) => localizer[nameof(SigAgree)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string Reject(this IStringLocalizer localizer) => localizer[nameof(Reject)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string And(this IStringLocalizer localizer) => localizer["and"].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string Hello(this IStringLocalizer localizer) => localizer[nameof(Hello)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string RejectionInfo1(this IStringLocalizer localizer) => localizer[nameof(RejectionInfo1)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string RejectionInfo2(this IStringLocalizer localizer) => localizer[nameof(RejectionInfo2)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string RejectionInfo1Ext(this IStringLocalizer localizer) => localizer["RejectionInfo1_ext"].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string RejectionInfo2Ext(this IStringLocalizer localizer) => localizer["RejectionInfo2_ext"].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string SigningProcessTitle(this IStringLocalizer localizer) => localizer[nameof(SigningProcessTitle)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string WelcomeToTheESignPortal(this IStringLocalizer localizer) => localizer[nameof(WelcomeToTheESignPortal)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string ViewDoc(this IStringLocalizer localizer) => localizer[nameof(ViewDoc)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string HomePageDescription(this IStringLocalizer localizer) => localizer[nameof(HomePageDescription)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <returns></returns>
+    public static string Privacy(this IStringLocalizer localizer) => localizer[nameof(Privacy)].Value;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <param name="arg0"></param>
+    /// <returns></returns>
+    public static string LockedTitle(this IStringLocalizer localizer, object? arg0) => string.Format(localizer[nameof(Privacy)].Value, arg0);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <param name="arg0"></param>
+    /// <returns></returns>
+    public static string LockedBody(this IStringLocalizer localizer, object? arg0) => string.Format(localizer[nameof(LockedBody)].Value, arg0);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <param name="arg0"></param>
+    /// <returns></returns>
+    public static string LockedCodeLabel(this IStringLocalizer localizer, object? arg0) => string.Format(localizer[nameof(LockedCodeLabel)].Value, arg0);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <param name="arg0"></param>
+    /// <returns></returns>
+    public static string LockedFooterTitle(this IStringLocalizer localizer, object? arg0) => string.Format(localizer[nameof(LockedFooterTitle)].Value, arg0);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="localizer"></param>
+    /// <param name="arg0"></param>
+    /// <returns></returns>
+    public static string LockedFooterBody(this IStringLocalizer localizer, object? arg0) => string.Format(localizer[nameof(LockedFooterBody)].Value, arg0);
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Controllers/HomeController.cs b/EnvelopeGenerator.Web/Controllers/HomeController.cs
index 8f6612d7..eb0e1d1b 100644
--- a/EnvelopeGenerator.Web/Controllers/HomeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/HomeController.cs
@@ -103,7 +103,7 @@ public class HomeController : ViewControllerBase
         }
         catch(Exception ex)
         {
-            _logger.LogEnvelopeError(envelopeReceiverId: envelopeReceiverId, exception:ex, message: _localizer[WebKey.UnexpectedError]);
+            _logger.LogEnvelopeError(envelopeReceiverId: envelopeReceiverId, exception:ex, message: _localizer.UnexpectedError());
             return this.ViewInnerServiceError();
         }
     }
@@ -150,7 +150,7 @@ public class HomeController : ViewControllerBase
 
             if (uuid is null || signature is null)
             {
-                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer[WebKey.WrongEnvelopeReceiverId]);
+                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer.WrongEnvelopeReceiverId());
                 return Unauthorized();
             }
 
@@ -239,7 +239,7 @@ public class HomeController : ViewControllerBase
                     .WithData("HasPhoneNumber", er_secret.HasPhoneNumber)
                     .WithData("SenderEmail", er_secret.Envelope.User!.Email)
                     .WithData("EnvelopeTitle", er_secret.Envelope.Title)
-                    .WithData("ErrorMessage", _localizer[WebKey.WrongAccessCode].Value);
+                    .WithData("ErrorMessage", _localizer.WrongAccessCode());
         }
 
         await _historyService.RecordAsync(er_secret.EnvelopeId, er_secret.Receiver!.EmailAddress, EnvelopeStatus.AccessCodeCorrect);
@@ -271,7 +271,7 @@ public class HomeController : ViewControllerBase
         if (!User.IsInRole(ReceiverRole.PreAuth) || !_envSmsHandler.VerifyTotp(auth.SmsCode!, er_secret.Receiver.TotpSecretkey))
         {
             Response.StatusCode = StatusCodes.Status401Unauthorized;
-            ViewData["ErrorMessage"] = _localizer[WebKey.WrongAccessCode].Value;
+            ViewData["ErrorMessage"] = _localizer.WrongAccessCode();
             return await TFAViewAsync(viaSms: true, er_secret, envelopeReceiverId);
         }
 
@@ -287,7 +287,7 @@ public class HomeController : ViewControllerBase
         if (!User.IsInRole(ReceiverRole.PreAuth) || !_authenticator.VerifyTotp(auth.AuthenticatorCode!, er_secret.Receiver.TotpSecretkey, window: VerificationWindow.RfcSpecifiedNetworkDelay))
         {
             Response.StatusCode = StatusCodes.Status401Unauthorized;
-            ViewData["ErrorMessage"] = _localizer[WebKey.WrongAccessCode].Value;
+            ViewData["ErrorMessage"] = _localizer.WrongAccessCode();
             return await TFAViewAsync(viaSms: false, er_secret, envelopeReceiverId);
         }
 
@@ -306,7 +306,7 @@ public class HomeController : ViewControllerBase
 
             if (uuid is null || signature is null)
             {
-                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer[WebKey.WrongEnvelopeReceiverId]);
+                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer.WrongEnvelopeReceiverId());
                 return Unauthorized();
             }
 
@@ -353,7 +353,7 @@ public class HomeController : ViewControllerBase
                         .WithData("HasPhoneNumber", er_secret.HasPhoneNumber)
                         .WithData("SenderEmail", er_secret.Envelope.User!.Email)
                         .WithData("EnvelopeTitle", er_secret.Envelope.Title)
-                        .WithData("ErrorMessage", _localizer[WebKey.WrongAccessCode].Value);
+                        .WithData("ErrorMessage", _localizer.WrongEnvelopeReceiverId());
             }
             
             await HttpContext.SignInEnvelopeAsync(er_secret, ReceiverRole.FullyAuth);
diff --git a/EnvelopeGenerator.Web/Controllers/TFARegController.cs b/EnvelopeGenerator.Web/Controllers/TFARegController.cs
index 8a49024e..9f1f17ce 100644
--- a/EnvelopeGenerator.Web/Controllers/TFARegController.cs
+++ b/EnvelopeGenerator.Web/Controllers/TFARegController.cs
@@ -46,7 +46,7 @@ public class TFARegController : ViewControllerBase
 
             if (uuid is null || signature is null)
             {
-                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer[WebKey.WrongEnvelopeReceiverId]);
+                _logger.LogEnvelopeError(uuid: uuid, signature: signature, message: _localizer.WrongEnvelopeReceiverId());
                 return Unauthorized();
             }
 
@@ -86,7 +86,7 @@ public class TFARegController : ViewControllerBase
         }
         catch(Exception ex)
         {
-            _logger.LogEnvelopeError(envelopeReceiverId: envelopeReceiverId, exception: ex, message: _localizer[WebKey.UnexpectedError]);
+            _logger.LogEnvelopeError(envelopeReceiverId: envelopeReceiverId, exception: ex, message: _localizer.WrongEnvelopeReceiverId());
             return this.ViewInnerServiceError();
         }
     }
diff --git a/EnvelopeGenerator.Web/StringExtensions.cs b/EnvelopeGenerator.Web/StringExtensions.cs
new file mode 100644
index 00000000..a455a8ce
--- /dev/null
+++ b/EnvelopeGenerator.Web/StringExtensions.cs
@@ -0,0 +1,6 @@
+namespace EnvelopeGenerator.Web;
+
+public static class StringExtensions
+{
+    public static string Format(this string st, params object?[] args) => string.Format(st, args: args);
+}
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
index c182dce6..eb60e695 100644
--- a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
@@ -5,7 +5,7 @@
     //TODO: Create view model
     var nonce = _accessor.HttpContext?.Items["csp-nonce"] as string;
     var cImg = _cImgOpt.Value;
-    ViewData["Title"] = _localizer[WebKey.DocProtected];
+    ViewData["Title"] = _localizer.DocProtected();
     string codeType = ViewData["CodeType"] is string _codeType ? _codeType : "accessCode";
     string codeKeyName = (char.ToUpper(codeType[0]) + codeType.Substring(1)).Replace("Code", "");
     bool viaSms = codeType == "smsCode";
@@ -22,7 +22,7 @@
 <div class="page container py-4 px-4">
     <header class="text-center">
         <div class="header-1 alert alert-secondary" role="alert">
-            <h3 class="text">@_localizer[WebKey.WelcomeToTheESignPortal]</h3>
+            <h3 class="text">@_localizer.WelcomeToTheESignPortal()</h3>
             <img class="@cImg["Company"].GetClassIn("Locked")" src="@cImg["Company"].Src" />
         </div>
         <div class="icon locked @(viaTFA ? "tfa" : "") mt-4 mb-1">
@@ -31,7 +31,7 @@
                 <path d="M9.5 6.5a1.5 1.5 0 0 1-1 1.415l.385 1.99a.5.5 0 0 1-.491.595h-.788a.5.5 0 0 1-.49-.595l.384-1.99a1.5 1.5 0 1 1 2-1.415" />
             </svg>
         </div>
-        <h1>@_localizer[WebKey.Formats.LockedTitle.Format(codeKeyName)]</h1>
+        <h1>@_localizer.LockedTitle(codeKeyName)</h1>
     </header>
     @if (viaAuthenticator && (tfaRegDeadline is null || tfaRegDeadline > DateTime.Now))
     {
@@ -47,14 +47,14 @@
     </section>
     }
     <section class="text-center">
-        <p>@_localizer[WebKey.Formats.LockedBody.Format(codeKeyName)].Value</p>
+        <p>@_localizer.LockedBody(codeKeyName)</p>
     </section>
     <div class="row m-0 p-0">
         <div class="access-code-panel justify-content-center align-items-center p-0 m-0">
             <form id="form-access-code" class="form form-floating mb-0" method="post">
                 <div class="form-floating access-code-form-floating">
-                    <input type="password" id="access_code" class="form-control" name="@codeType" placeholder="@_localizer[WebKey.Formats.LockedCodeLabel.Format(codeKeyName)]" required="required">
-                    <label for="access_code">@_localizer[WebKey.Formats.LockedCodeLabel.Format(codeKeyName)]</label>
+                    <input type="password" id="access_code" class="form-control" name="@codeType" placeholder="@_localizer.LockedCodeLabel(codeKeyName)]" required="required">
+                    <label for="access_code">@_localizer.LockedCodeLabel(codeKeyName)</label>
                     <button type="submit" class="btn btn-primary">
                         <span class="material-symbols-outlined">
                             login
@@ -85,14 +85,13 @@
     @if (ViewData["ErrorMessage"] is string errMsg)
     {
         <div id="access-code-error-message" class="alert alert-danger row" role="alert">
-            @_sanitizer.Sanitize(errMsg)
-
+            @errMsg
         </div>
     }
     <section class="no-receiver-explanation text-center">
         <details>
-            <summary>@_localizer[WebKey.Formats.LockedFooterTitle.Format(codeKeyName)]</summary>
-            <p>@Html.Raw(_localizer[WebKey.Formats.LockedFooterBody.Format(codeKeyName)].Value.Format(senderEmail, "Envelope - " + envelopeTitle, string.Empty))</p>
+            <summary>@_localizer.LockedFooterTitle(codeKeyName)</summary>
+            <p>@Html.Raw(_localizer.LockedFooterBody(codeKeyName).Format(senderEmail, "Envelope - " + envelopeTitle, string.Empty))</p>
         </details>
     </section>
 </div>
diff --git a/EnvelopeGenerator.Web/Views/Home/EnvelopeRejected.cshtml b/EnvelopeGenerator.Web/Views/Home/EnvelopeRejected.cshtml
index 467073ba..14771668 100644
--- a/EnvelopeGenerator.Web/Views/Home/EnvelopeRejected.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/EnvelopeRejected.cshtml
@@ -1,5 +1,5 @@
 @{
-	ViewData["Title"] = _localizer[WebKey.DocRejected];
+	ViewData["Title"] = _localizer.DocRejected();
 }
 @{
 	var nonce = _accessor.HttpContext?.Items["csp-nonce"] as string;
@@ -53,16 +53,16 @@
 				c-5.791,5.79-15.176,5.79-20.969,0l-30.32-30.322l-11.676,11.676l30.32,30.32c5.79,5.79,5.79,15.178,0,20.969L299.11,404.045z"/>
 			</svg>
         </div>
-		<h1>@_localizer[isExt ? WebKey.RejectionInfo1_ext : WebKey.RejectionInfo1].TrySanitize(_sanitizer)</h1>
+		<h1>@(isExt ? _localizer.RejectionInfo1Ext() : _localizer.RejectionInfo1())</h1>
     </header>
     <section class="text-center">
 		<div class="card-body p-0 m-0 ms-4">
 			<p class="card-text p-0 m-0">
 				<small class="text-body-secondary">
-					@Html.Raw(string.Format(_localizer[isExt ? WebKey.RejectionInfo2_ext : WebKey.RejectionInfo2],
-											$"{sender?.Prename} {sender?.Name}".TrySanitize(_sanitizer),
-											sender?.Email.TrySanitize(_sanitizer),
-											envelope?.Title.TrySanitize(_sanitizer)))
+					@Html.Raw((isExt ? _localizer.RejectionInfo2Ext() : _localizer.RejectionInfo2()).Format(
+											$"{sender?.Prename} {sender?.Name}",
+											sender?.Email,
+											envelope?.Title))
 				</small>
 			</p>
 		</div>
diff --git a/EnvelopeGenerator.Web/Views/Home/EnvelopeSigned.cshtml b/EnvelopeGenerator.Web/Views/Home/EnvelopeSigned.cshtml
index 67cd10ff..fa3a4116 100644
--- a/EnvelopeGenerator.Web/Views/Home/EnvelopeSigned.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/EnvelopeSigned.cshtml
@@ -1,5 +1,5 @@
 @{
-    ViewData["Title"] = _localizer[WebKey.DocSigned];
+    ViewData["Title"] = _localizer.DocSigned();
 }
 <div class="page container p-5">
     <header class="text-center">
diff --git a/EnvelopeGenerator.Web/Views/Home/Main.cshtml b/EnvelopeGenerator.Web/Views/Home/Main.cshtml
index 801ecb7f..b581c65a 100644
--- a/EnvelopeGenerator.Web/Views/Home/Main.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/Main.cshtml
@@ -8,7 +8,7 @@
 <div class="page container py-4 px-4">
     <header class="text-center">
         <div class="header-1 alert alert-secondary" role="alert">
-            <h3 class="text">@_localizer[WebKey.WelcomeToTheESignPortal]</h3>
+            <h3 class="text">@_localizer.WelcomeToTheESignPortal()</h3>
             <img class="@cImg["Company"].GetClassIn("Locked")" src="@cImg["Company"].Src" />
         </div>
         <div class="icon mt-4 mb-1">
@@ -27,12 +27,12 @@
     @if (ViewData["ErrorMessage"] is string errMsg)
     {
         <div id="access-code-error-message" class="alert alert-danger row" role="alert">
-            @_sanitizer.Sanitize(errMsg)
+            @errMsg
         </div>
     }
 </div>
 <script nonce="@nonce">
-    const msg = "@_localizer[WebKey.HomePageDescription]";
+    const msg = "@_localizer.HomePageDescription()";
     var typed = new Typed('#home-description', {
         strings: [msg],
         typeSpeed: 15,
diff --git a/EnvelopeGenerator.Web/Views/Home/ShowEnvelope.cshtml b/EnvelopeGenerator.Web/Views/Home/ShowEnvelope.cshtml
index 34515caa..65360370 100644
--- a/EnvelopeGenerator.Web/Views/Home/ShowEnvelope.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/ShowEnvelope.cshtml
@@ -18,12 +18,12 @@
     var pages = document?.Elements?.Select(e => e.Page) ?? Array.Empty<int>();
     int? signatureCount = document?.Elements?.Count();
     var stPageIndexes = string.Join(pages.Count() > 1 ? ", " : "", pages.Take(pages.Count() - 1))
-                  + (pages.Count() > 1 ? $" {_localizer[WebKey.and].TrySanitize(_sanitizer)} " : "") + pages.LastOrDefault();
+                  + (pages.Count() > 1 ? $" {_localizer.And()} " : "") + pages.LastOrDefault();
     var isReadOnly = false;
     if (ViewData["IsReadOnly"] is bool isReadOnly_bool)
         isReadOnly = isReadOnly_bool;
 
-    ViewData["Title"] = isReadOnly ? _localizer[WebKey.ViewDoc] : _localizer[WebKey.SignDoc];
+    ViewData["Title"] = isReadOnly ? _localizer.ViewDoc() : _localizer.SignDoc();
 }
 <div class="envelope-view">
     @if (!isReadOnly)
@@ -34,13 +34,13 @@
                 <path d="m10.036 8.278 9.258-7.79A1.979 1.979 0 0 0 18 0H2A1.987 1.987 0 0 0 .641.541l9.395 7.737Z" />
                 <path d="M11.241 9.817c-.36.275-.801.425-1.255.427-.428 0-.845-.138-1.187-.395L0 2.6V14a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V2.5l-8.759 7.317Z" />
             </svg>
-            <span>@_localizer[WebKey.Complete]</span>
+            <span>@_localizer.Complete()</span>
         </button>
         <button class="btn_reject btn btn-danger btn-desktop" type="button">
             <svg width="25px" height="25px" viewBox="43.5 43.5 512 512" version="1.1" fill="currentColor" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
             <path class="st0" d="M263.24,43.5c-117.36,0-212.5,95.14-212.5,212.5s95.14,212.5,212.5,212.5s212.5-95.14,212.5-212.5    S380.6,43.5,263.24,43.5z M367.83,298.36c17.18,17.18,17.18,45.04,0,62.23v0c-17.18,17.18-45.04,17.18-62.23,0l-42.36-42.36    l-42.36,42.36c-17.18,17.18-45.04,17.18-62.23,0v0c-17.18-17.18-17.18-45.04,0-62.23L201.01,256l-42.36-42.36    c-17.18-17.18-17.18-45.04,0-62.23v0c17.18-17.18,45.04-17.18,62.23,0l42.36,42.36l42.36-42.36c17.18-17.18,45.04-17.18,62.23,0v0    c17.18,17.18,17.18,45.04,0,62.23L325.46,256L367.83,298.36z" />
             </svg>
-            <span>@_localizer[WebKey.Reject]</span>
+            <span>@_localizer.Reject()</span>
         </button>
         <button class="btn_refresh btn btn-secondary btn-desktop" type="button">
             <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" class="bi bi-arrow-counterclockwise" viewBox="0 0 16 16">
@@ -68,7 +68,7 @@
                 <div class="logo">
                     <img class="@cImg["Company"].GetClassIn("Show")" src="@cImg["Company"].Src" alt="logo">
                 </div>
-                <h2>@($"{envelope?.Title}".TrySanitize(_sanitizer))</h2>
+                <h2>@($"{envelope?.Title}")</h2>
                 @if (isReadOnly)
                 {
                     var dateTimeSt = string.Empty;
@@ -78,18 +78,18 @@
                 }
                 else
                 {
-                <h6>@($"{@envelope?.Message}".TrySanitize(_sanitizer))</h6>
+                <h6>@($"{@envelope?.Message}")</h6>
                 }
                 <p>
                     <small class="text-body-secondary">
-                        @Html.Raw(string.Format(_localizer[WebKey.EnvelopeInfo2],   /* sanitize separately but don't sanitize the URI */
-                                 envelope?.AddedWhen.ToString(userCulture?.Info?.DateTimeFormat).TrySanitize(_sanitizer),
-                                 $"{sender?.Prename} {sender?.Name}".TrySanitize(_sanitizer),
-                                 sender?.Email.TrySanitize(_sanitizer),
-                                 envelope?.Title.TrySanitize(_sanitizer),
-                                 sender?.Prename.TrySanitize(_sanitizer),
-                                 sender?.Name.TrySanitize(_sanitizer),
-                                 sender?.Email.TrySanitize(_sanitizer)))
+                        @Html.Raw(_localizer.EnvelopeInfo2().Format(
+                                 envelope?.AddedWhen.ToString(userCulture?.Info?.DateTimeFormat),
+                                 $"{sender?.Prename} {sender?.Name}",
+                                 sender?.Email,
+                                 envelope?.Title,
+                                 sender?.Prename,
+                                 sender?.Name,
+                                 sender?.Email))
                     </small>
                 </p>
             </div>
@@ -212,6 +212,6 @@
         var documentBase64String = Convert.ToBase64String(documentBytes);
         var envelopeKey = ViewData["EnvelopeKey"] as string;
 
-        @:document.addEventListener("DOMContentLoaded", async () => await new App("@envelopeKey.TrySanitize(_sanitizer)", @Html.Raw(envelopeReceiverJson.TrySanitize(_sanitizer)), B64ToBuff("@Html.Raw(documentBase64String.TrySanitize(_sanitizer))"), "@ViewData["PSPDFKitLicenseKey"]", "@userCulture?.Info?.TwoLetterISOLanguageName").init())
+        @:document.addEventListener("DOMContentLoaded", async () => await new App("@envelopeKey", @Html.Raw(envelopeReceiverJson), B64ToBuff("@Html.Raw(documentBase64String)"), "@ViewData["PSPDFKitLicenseKey"]", "@userCulture?.Info?.TwoLetterISOLanguageName").init())
     }
 </script>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml b/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
index ce954b26..bbbb1340 100644
--- a/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
+++ b/EnvelopeGenerator.Web/Views/Shared/_Layout.cshtml
@@ -35,10 +35,9 @@
     <script nonce="@nonce">
     @if (ViewData["EnvelopeKey"] is string envelopeKey)
     {
-    @:  const ENV_KEY = "@envelopeKey.TrySanitize(_sanitizer)"
+    @:  const ENV_KEY = "@envelopeKey";
     }
         const IS_READONLY = @isReadOnly.ToString().ToLower();
-
         const DEVICE_SCREEN_TYPE = window.innerWidth <= 768 ? 'mobile' : window.innerWidth <= 1024 ? 'tablet' : 'desktop';
 
         const IS_DESKTOP_SIZE = DEVICE_SCREEN_TYPE == 'desktop'
@@ -88,14 +87,14 @@
                     var lang = culture.Language;
                     var info = culture.Info;
                     <li>
-                        <a class="dropdown-item culture-dropdown-item" data-language="@lang.TrySanitize(_sanitizer)" data-flag="@_cultures[lang]?.FIClass.TrySanitize(_sanitizer)">
-                            <span class="fi @_cultures[lang]?.FIClass.TrySanitize(_sanitizer) me-2"></span>@info?.Parent.NativeName
+                        <a class="dropdown-item culture-dropdown-item" data-language="@lang" data-flag="@_cultures[lang]?.FIClass">
+                            <span class="fi @_cultures[lang]?.FIClass me-2"></span>@info?.Parent.NativeName
                         </a>
                     </li>
                 }
             </ul>
         </div>
-        <a href="/privacy-policy.@(_localizer.Culture()).html" target="_blank">@_localizer[WebKey.Privacy]</a>
+        <a href="/privacy-policy.@(_localizer.Culture()).html" target="_blank">@_localizer.Privacy()</a>
     </footer>
 </body>
 </html>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/Views/TestView/DebugEnvelopes.cshtml b/EnvelopeGenerator.Web/Views/TestView/DebugEnvelopes.cshtml
index d8dc5a09..31414971 100644
--- a/EnvelopeGenerator.Web/Views/TestView/DebugEnvelopes.cshtml
+++ b/EnvelopeGenerator.Web/Views/TestView/DebugEnvelopes.cshtml
@@ -32,7 +32,7 @@
                         <section>
                             <article class="envelope">
                                 <strong><a href="/EnvelopeKey/@encodeEnvelopeKey(envelope)">@envelope.Title</a></strong>
-                                <div><strong>Ersteller</strong> @envelope.User.Email.TrySanitize(_sanitizer)</div>
+                                <div><strong>Ersteller</strong> @envelope.User.Email</div>
                                 <div><strong>Datum</strong> @envelope.AddedWhen</div>
                             </article>
                         </section>
diff --git a/EnvelopeGenerator.Web/Views/_ViewImports.cshtml b/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
index 0d07d11e..d35750f9 100644
--- a/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
+++ b/EnvelopeGenerator.Web/Views/_ViewImports.cshtml
@@ -6,9 +6,6 @@
 @using EnvelopeGenerator.Application.Resources
 @using Microsoft.Extensions.Options
 @inject IStringLocalizer<Resource> _localizer
-@inject System.Text.Encodings.Web.UrlEncoder _encoder
-@inject Ganss.Xss.HtmlSanitizer _sanitizer
-@inject HighlightHtmlSanitizer _hlSanitizer
 @inject Microsoft.AspNetCore.Http.IHttpContextAccessor _accessor
 @inject Cultures _cultures
 @inject IOptions<CustomImages> _cImgOpt
diff --git a/EnvelopeGenerator.Web/WebKey.cs b/EnvelopeGenerator.Web/WebKey.cs
deleted file mode 100644
index e039ba05..00000000
--- a/EnvelopeGenerator.Web/WebKey.cs
+++ /dev/null
@@ -1,52 +0,0 @@
-namespace EnvelopeGenerator.Web
-{
-    public static class WebKey
-    {
-        public static readonly string ServiceOutputNullError = nameof(ServiceOutputNullError);
-        public static readonly string UnexpectedError = nameof(UnexpectedError);
-        public static readonly string FailedToSendAccessCode = nameof(FailedToSendAccessCode);
-        public static readonly string WrongEnvelopeReceiverId = nameof(WrongEnvelopeReceiverId);
-        public static readonly string DataIntegrityError = nameof(DataIntegrityError);
-        public static readonly string NonDecodableEnvelopeReceiverId = nameof(NonDecodableEnvelopeReceiverId);
-        public static readonly string de_DE = nameof(de_DE).Replace("_", "-");
-        public static readonly string en_US = nameof(en_US).Replace("_", "-");
-        public static readonly string WrongAccessCode = nameof(WrongAccessCode);
-        public static readonly string SignDoc = nameof(SignDoc);
-        public static readonly string DocRejected = nameof(DocRejected);
-        public static readonly string DocSigned = nameof(DocSigned);
-        public static readonly string DocProtected = nameof(DocProtected);
-        public static readonly string Complete = nameof(Complete);
-        public static readonly string EnvelopeInfo1 = nameof(EnvelopeInfo1);
-        public static readonly string EnvelopeInfo2 = nameof(EnvelopeInfo2);
-        public static readonly string SigAgree = nameof(SigAgree);
-        public static readonly string Reject = nameof(Reject);
-        public static readonly string and = nameof(and);
-        public static readonly string Hello = nameof(Hello);
-        public static readonly string RejectionInfo1 = nameof(RejectionInfo1);
-        public static readonly string RejectionInfo2 = nameof(RejectionInfo2);
-		public static readonly string RejectionInfo1_ext = nameof(RejectionInfo1_ext);
-		public static readonly string RejectionInfo2_ext = nameof(RejectionInfo2_ext);
-        public static readonly string SigningProcessTitle = nameof(SigningProcessTitle);
-        public static readonly string WelcomeToTheESignPortal = nameof(WelcomeToTheESignPortal);
-        public static readonly string ViewDoc = nameof(ViewDoc);
-        public static readonly string HomePageDescription = nameof(HomePageDescription);
-        public static readonly string Privacy = nameof(Privacy);
-        
-        public static class Formats
-        {
-            public static readonly string LockedTitle = nameof(LockedTitle) + "{0}";
-
-            public static readonly string LockedBody = nameof(LockedBody) + "{0}";
-
-            public static readonly string LockedCodeLabel = nameof(LockedCodeLabel) + "{0}";
-
-            public static readonly string LockedFooterTitle = nameof(LockedFooterTitle) + "{0}";
-
-            public static readonly string LockedFooterBody = nameof(LockedFooterBody) + "{0}";
-        }
-
-        public static string Format(this string st, object? arg0) => string.Format(st, arg0: arg0);
-
-        public static string Format(this string st, params object?[] args) => string.Format(st, args: args);
-    }
-}
\ No newline at end of file