diff --git a/data/web/inc/functions.inc.php b/data/web/inc/functions.inc.php
index 81b3f7e08..1947ec465 100644
--- a/data/web/inc/functions.inc.php
+++ b/data/web/inc/functions.inc.php
@@ -814,6 +814,32 @@ function verify_hash($hash, $password) {
         $hash = $components[4];
         return hash_equals(hash_pbkdf2('sha1', $password, $salt, $rounds), $hash);
 
+      case "PBKDF2-SHA512":
+        // Handle FreeIPA-style hash: {PBKDF2-SHA512}10000$<base64_salt>$<base64_hash>
+        $components = explode('$', $hash);
+        if (count($components) !== 3) return false;
+
+        // 1st part: iteration count (integer)
+        $iterations = intval($components[0]);
+        if ($iterations <= 0) return false;
+
+        // 2nd part: salt (base64-encoded)
+        $salt = $components[1];
+        // 3rd part: hash (base64-encoded)
+        $stored_hash_b64 = $components[2];
+
+        // Decode salt and hash from base64
+        $salt_bin = base64_decode($salt, true);
+        $hash_bin = base64_decode($stored_hash_b64, true);
+        if ($salt_bin === false || $hash_bin === false) return false;
+        // Get length of hash in bytes
+        $hash_len = strlen($hash_bin);
+        if ($hash_len === 0) return false;
+
+        // Calculate PBKDF2-SHA512 hash for provided password
+        $test_hash = hash_pbkdf2('sha512', $password, $salt_bin, $iterations, $hash_len, true);
+        return hash_equals($hash_bin, $test_hash);
+
       case "PLAIN-MD4":
         return hash_equals(hash('md4', $password), $hash);
 
diff --git a/data/web/templates/base.twig b/data/web/templates/base.twig
index a8d0f6f39..98fdd86e4 100644
--- a/data/web/templates/base.twig
+++ b/data/web/templates/base.twig
@@ -144,7 +144,7 @@
 
 <form action="/" method="post" id="logout"><input type="hidden" name="logout"></form>
 
-{% if ui_texts.ui_announcement_text and ui_texts.ui_announcement_active and not is_root_uri %}
+{% if ui_texts.ui_announcement_text and ui_texts.ui_announcement_active and not is_root_uri and mailcow_cc_username %}
 <div class="container mt-4">
   <div class="alert alert-{{ ui_texts.ui_announcement_type }}">{{ ui_texts.ui_announcement_text }}</div>
 </div>
diff --git a/docker-compose.yml b/docker-compose.yml
index 75d00af34..ae9a18d98 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -321,7 +321,7 @@ services:
         ofelia.job-exec.dovecot_clean_q_aged.command: "/bin/bash -c \"[[ $${MASTER} == y ]] && /usr/local/bin/gosu vmail /usr/local/bin/clean_q_aged.sh || exit 0\""
         ofelia.job-exec.dovecot_maildir_gc.schedule: "0 */30 * * * *"
         ofelia.job-exec.dovecot_maildir_gc.command: "/bin/bash -c \"source /source_env.sh ; /usr/local/bin/gosu vmail /usr/local/bin/maildir_gc.sh\""
-        ofelia.job-exec.dovecot_sarules.schedule: "0 0 0 * * *"
+        ofelia.job-exec.dovecot_sarules.schedule: "@every 24h"
         ofelia.job-exec.dovecot_sarules.command: "/bin/bash -c \"/usr/local/bin/sa-rules.sh\""
         ofelia.job-exec.dovecot_fts.schedule: "0 0 0 * * *"
         ofelia.job-exec.dovecot_fts.command: "/bin/bash -c \"/usr/local/bin/gosu vmail /usr/local/bin/optimize-fts.sh\""
diff --git a/helper-scripts/backup_and_restore.sh b/helper-scripts/backup_and_restore.sh
index 7b75272cf..2e65f1343 100755
--- a/helper-scripts/backup_and_restore.sh
+++ b/helper-scripts/backup_and_restore.sh
@@ -91,6 +91,44 @@ if grep --help 2>&1 | head -n 1 | grep -q -i "busybox"; then
   exit 1
 fi
 
+# Add image prefetch function
+function prefetch_image() {
+  echo "Checking Docker image: ${DEBIAN_DOCKER_IMAGE}"
+  
+  # Get local image digest if it exists
+  local local_digest=$(docker image inspect ${DEBIAN_DOCKER_IMAGE} --format='{{index .RepoDigests 0}}' 2>/dev/null | cut -d'@' -f2)
+  
+  # Get remote image digest without pulling
+  local remote_digest=$(docker manifest inspect ${DEBIAN_DOCKER_IMAGE} 2>/dev/null | grep -oP '"digest":\s*"\K[^"]+' | head -1)
+  
+  if [[ -z "${remote_digest}" ]]; then
+    echo "Warning: Unable to check remote image"
+    if [[ -n "${local_digest}" ]]; then
+      echo "Using cached version"
+      echo
+      return 0
+    else
+      echo "Error: Image ${DEBIAN_DOCKER_IMAGE} not found locally or remotely"
+      exit 1
+    fi
+  fi
+  
+  if [[ "${local_digest}" != "${remote_digest}" ]]; then
+    echo "Image update available, pulling ${DEBIAN_DOCKER_IMAGE}"
+    if docker pull ${DEBIAN_DOCKER_IMAGE} 2>/dev/null; then
+      echo "Successfully pulled ${DEBIAN_DOCKER_IMAGE}"
+    else
+      echo "Error: Failed to pull ${DEBIAN_DOCKER_IMAGE}"
+      exit 1
+    fi
+  else
+    echo "Image is up to date (${remote_digest:0:12}...)"
+  fi
+  echo
+}
+
+# Prefetch the image early in the script
+prefetch_image
 
 function backup() {
   DATE=$(date +"%Y-%m-%d-%H-%M-%S")