diff --git a/EnvelopeGenerator.Web/Controllers/HomeController.cs b/EnvelopeGenerator.Web/Controllers/HomeController.cs
index aebc3eaa..c4662af5 100644
--- a/EnvelopeGenerator.Web/Controllers/HomeController.cs
+++ b/EnvelopeGenerator.Web/Controllers/HomeController.cs
@@ -150,7 +150,7 @@ namespace EnvelopeGenerator.Web.Controllers
         }
 
         [HttpPost("EnvelopeKey/{envelopeReceiverId}/Locked")]
-        public async Task<IActionResult> LogInEnvelope([FromRoute] string envelopeReceiverId, [FromForm] string access_code)
+        public async Task<IActionResult> LogInEnvelope([FromRoute] string envelopeReceiverId, [FromForm] Auth auth)
         {
             try
             {
@@ -169,7 +169,7 @@ namespace EnvelopeGenerator.Web.Controllers
 
                 //check access code
                 EnvelopeResponse response = await envelopeOldService.LoadEnvelope(envelopeReceiverId);
-                var verification = await _envRcvService.VerifyAccessCodeAsync(uuid: uuid, signature: signature, accessCode: access_code);
+                var verification = await _envRcvService.VerifyAccessCodeAsync(uuid: uuid, signature: signature, accessCode: auth.AccessCode!);
                 if (verification.IsFailed)
                 {
                     _logger.LogNotice(verification.Notices);
diff --git a/EnvelopeGenerator.Web/Models/Auth.cs b/EnvelopeGenerator.Web/Models/Auth.cs
new file mode 100644
index 00000000..e557aada
--- /dev/null
+++ b/EnvelopeGenerator.Web/Models/Auth.cs
@@ -0,0 +1,4 @@
+namespace EnvelopeGenerator.Web.Models
+{
+    public record Auth(string? AccessCode = null);
+}
diff --git a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
index cdc94ccf..b79eb7fa 100644
--- a/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
+++ b/EnvelopeGenerator.Web/Views/Home/EnvelopeLocked.cshtml
@@ -27,7 +27,7 @@
         <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="access_code" placeholder="@_localizer[WebKey.LockedAccessCode]" required="required">
+                    <input type="password" id="access_code" class="form-control" name="accessCode" placeholder="@_localizer[WebKey.LockedAccessCode]" required="required">
                     <label for="access_code">@_localizer[WebKey.LockedAccessCode]</label>
                     <button type="submit" class="btn btn-primary">
                         <span class="material-symbols-outlined">