diff --git a/Code/ActivityStreams/ASObject.php b/Code/ActivityStreams/ASObject.php
index e56087242..677bdcf2d 100644
--- a/Code/ActivityStreams/ASObject.php
+++ b/Code/ActivityStreams/ASObject.php
@@ -5,6 +5,7 @@ namespace Code\ActivityStreams;
 
 class ASObject
 {
+    public $string;
     public $ldContext;
     public $id;
     public $type;
@@ -76,13 +77,18 @@ class ASObject
 
     public function __construct($input = null, $strict = false)
     {
-        if (isset($input) && is_array($input)) {
-            foreach ($input as $key => $value) {
-                $key = ($key === '@context') ? 'ldcontext' : $key;
-                if ($strict && !property_exists($this, $key)) {
-                    throw new UnhandledElementException("Unhandled element: $key");
+        if (isset($input)) {
+            if (is_string($input)) {
+                $this->string = $input;
+            }
+            elseif(is_array($input)) {
+                foreach ($input as $key => $value) {
+                    $key = ($key === '@context') ? 'ldcontext' : $key;
+                    if ($strict && !property_exists($this, $key)) {
+                        throw new UnhandledElementException("Unhandled element: $key");
+                    }
+                    $this->{$key} = $value;
                 }
-                $this->{$key} = $value;
             }
         }
         return $this;
@@ -795,11 +801,19 @@ class ASObject
 
     public function toArray()
     {
+        if ($this->string) {
+            return $this->string;
+        }
         $returnValue = [];
         foreach ((array) $this as $key => $value) {
             if (isset($value)) {
                 $key = ($key === 'ldcontext') ? '@context' : $key;
-                $returnValue[$key] = $value;
+                if ($value instanceof ASObject || $value instanceof Link) {
+                    $returnValue[$key] = $value->toArray();
+                }
+                else {
+                    $returnValue[$key] = $value;
+                }
             }
         }
         return $returnValue;
diff --git a/Code/ActivityStreams/AssertionMethod.php b/Code/ActivityStreams/AssertionMethod.php
new file mode 100644
index 000000000..44f772d80
--- /dev/null
+++ b/Code/ActivityStreams/AssertionMethod.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace Code\ActivityStreams;
+
+class AssertionMethod extends ASObject
+{
+    public $id;
+    public $type;
+    public $controller;
+    public $publicKeyMultibase;
+
+    /**
+     * @return mixed
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * @param mixed $id
+     * @return AssertionMethod
+     */
+    public function setId($id)
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getType()
+    {
+        return $this->type;
+    }
+
+    /**
+     * @param mixed $type
+     * @return AssertionMethod
+     */
+    public function setType($type)
+    {
+        $this->type = $type;
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getController()
+    {
+        return $this->controller;
+    }
+
+    /**
+     * @param mixed $controller
+     * @return AssertionMethod
+     */
+    public function setController($controller)
+    {
+        $this->controller = $controller;
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getPublicKeyMultibase()
+    {
+        return $this->publicKeyMultibase;
+    }
+
+    /**
+     * @param mixed $publicKeyMultibase
+     * @return AssertionMethod
+     */
+    public function setPublicKeyMultibase($publicKeyMultibase)
+    {
+        $this->publicKeyMultibase = $publicKeyMultibase;
+        return $this;
+    }
+
+
+
+
+}
\ No newline at end of file
diff --git a/Code/ActivityStreams/Link.php b/Code/ActivityStreams/Link.php
index 08559b945..47ea024e1 100644
--- a/Code/ActivityStreams/Link.php
+++ b/Code/ActivityStreams/Link.php
@@ -16,13 +16,18 @@ class Link
 
     public function __construct($input = null, $strict = false)
     {
-        if (isset($input) && is_array($input)) {
-            foreach ($input as $key => $value) {
-                $key = ($key === '@context') ? 'ldcontext' : $key;
-                if ($strict && !property_exists($this, $key)) {
-                    throw new UnhandledElementException("Unhandled element: $key");
+        if (isset($input)) {
+            if (is_string($input)) {
+                $this->string = $input;
+            }
+            elseif(is_array($input)) {
+                foreach ($input as $key => $value) {
+                    $key = ($key === '@context') ? 'ldcontext' : $key;
+                    if ($strict && !property_exists($this, $key)) {
+                        throw new UnhandledElementException("Unhandled element: $key");
+                    }
+                    $this->{$key} = $value;
                 }
-                $this->{$key} = $value;
             }
         }
         return $this;
@@ -174,11 +179,19 @@ class Link
 
     public function toArray()
     {
+        if ($this->string) {
+            return $this->string;
+        }
         $returnValue = [];
         foreach ((array) $this as $key => $value) {
             if (isset($value)) {
                 $key = ($key === 'ldcontext') ? '@context' : $key;
-                $returnValue[$key] = $value;
+                if ($value instanceof ASObject || $value instanceof Link) {
+                    $returnValue[$key] = $value->toArray();
+                }
+                else {
+                    $returnValue[$key] = $value;
+                }
             }
         }
         return $returnValue;
diff --git a/Code/ActivityStreams/PublicKey.php b/Code/ActivityStreams/PublicKey.php
index a664e2e87..d3ddf5db8 100644
--- a/Code/ActivityStreams/PublicKey.php
+++ b/Code/ActivityStreams/PublicKey.php
@@ -26,5 +26,43 @@ class PublicKey extends ASObject
         return $this;
     }
 
+    /**
+     * @return mixed
+     */
+    public function getSignatureAlgorithm()
+    {
+        return $this->signatureAlgorithm;
+    }
+
+    /**
+     * @param mixed $signatureAlgorithm
+     * @return PublicKey
+     */
+    public function setSignatureAlgorithm($signatureAlgorithm)
+    {
+        $this->signatureAlgorithm = $signatureAlgorithm;
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getPublicKeyPem()
+    {
+        return $this->publicKeyPem;
+    }
+
+    /**
+     * @param mixed $publicKeyPem
+     * @return PublicKey
+     */
+    public function setPublicKeyPem($publicKeyPem)
+    {
+        $this->publicKeyPem = $publicKeyPem;
+        return $this;
+    }
+
+
+
 
 }
diff --git a/Code/Daemon/Notifier.php b/Code/Daemon/Notifier.php
index 263616e72..f13afaa38 100644
--- a/Code/Daemon/Notifier.php
+++ b/Code/Daemon/Notifier.php
@@ -60,7 +60,7 @@ require_once('include/bbcode.php');
  *
  * and ITEM_ID is the id of the item in the database that needs to be sent to others.
  *
- * ZOT
+ * Nomad
  *       permissions_create      abook_id
  *       permissions_accept      abook_id
  *       permissions_reject      abook_id
@@ -74,7 +74,6 @@ require_once('include/bbcode.php');
  *       single_mail             mail_id (deliver to a singleton network from the appropriate clone)
  *       location                channel_id
  *       request                 channel_id            xchan_hash             message_id
- *       rating                  xlink_id
  *       keychange               channel_id
  *
  */
diff --git a/Code/Lib/Activity.php b/Code/Lib/Activity.php
index e36d49ebf..ccf75094d 100644
--- a/Code/Lib/Activity.php
+++ b/Code/Lib/Activity.php
@@ -1216,7 +1216,7 @@ class Activity
             $activity['inReplyTo'] = $item['thr_parent'];
             $cnv = get_iconfig($item['parent'], 'activitypub', 'context');
             if (!$cnv) {
-                $cnv = $activity['parent_mid'];
+                $cnv = $item['parent_mid'];
             }
         }
         if (!isset($cnv)) {
@@ -1709,6 +1709,13 @@ class Activity
                     'publicKeyPem' => $p['xchan_pubkey']
                 ];
 
+                $ret['assertionMethod'] = [
+                    'id' => $current_url . '?operation=ed25519key',
+                    'type' => 'Multikey',
+                    'controller' => $current_url,
+                    'publicKeyMultibase' => (new Multibase())->publicKey($c['channel_epubkey'])
+                ];
+
                 $ret['manuallyApprovesFollowers'] = !$auto_follow;
                 if ($ret['type'] === 'Group') {
                     $ret['capabilities'] = ['acceptsJoins' => true];
@@ -4828,8 +4835,9 @@ class Activity
     {
         return ['@context' => [
             ACTIVITYSTREAMS_JSONLD_REV,
-           'https://w3id.org/security/v1',
-        //    'https://www.w3.org/ns/did/v1',
+            'https://w3id.org/security/v1',
+            'https://www.w3.org/ns/did/v1',
+            'https://w3id.org/security/multikey/v1',
         //    'https://w3id.org/security/data-integrity/v1',
             self::ap_schema($contextType)
         ]];
@@ -4850,7 +4858,7 @@ class Activity
             'oauthRegistrationEndpoint' => 'litepub:oauthRegistrationEndpoint',
             'sensitive' => 'as:sensitive',
             'movedTo' => 'as:movedTo',
-            'alsoKnownAs' => 'as:alsoKnownAs',
+      //      'alsoKnownAs' => 'as:alsoKnownAs',
             'EmojiReact' => 'as:EmojiReact',
             'discoverable' => 'toot:discoverable',
             'indexable' => 'toot:indexable',
diff --git a/Code/Module/Linkinfo.php b/Code/Module/Linkinfo.php
index 5a40dc016..b87b149c8 100644
--- a/Code/Module/Linkinfo.php
+++ b/Code/Module/Linkinfo.php
@@ -548,6 +548,9 @@ class Linkinfo extends Controller
                 case "og:image":
                     $siteinfo["image"] = $attr["content"];
                     break;
+                case "og:image:alt":
+                    $siteinfo["image_alt"] = $attr["content"];
+                    break;
                 case "og:title":
                     $siteinfo["title"] = $attr["content"];
                     break;
@@ -568,6 +571,7 @@ class Linkinfo extends Controller
                 }
 
                 $src = self::completeurl($attr["src"], $url);
+                $alt = $attr["alt"];
                 $photodata = @getimagesize($src);
 
                 if (($photodata) && ($photodata[0] > 150) and ($photodata[1] > 150)) {
@@ -581,7 +585,9 @@ class Linkinfo extends Controller
                     }
                     $siteinfo["images"][] = ["src" => $src,
                         "width" => $photodata[0],
-                        "height" => $photodata[1]];
+                        "height" => $photodata[1],
+                        "alt" => ($alt ?? "")
+                    ];
                 }
             }
         } else {
@@ -589,12 +595,17 @@ class Linkinfo extends Controller
 
             unset($siteinfo["image"]);
 
+            $alt = $siteinfo["image_alt"];
+            unset($siteinfo["image_alt"]);
+
             $photodata = @getimagesize($src);
 
             if (($photodata) && ($photodata[0] > 10) and ($photodata[1] > 10)) {
                 $siteinfo["images"][] = ["src" => $src,
                     "width" => $photodata[0],
-                    "height" => $photodata[1]];
+                    "height" => $photodata[1],
+                    "alt" => ($alt ?? '')
+                ];
             }
         }
 
diff --git a/Code/Update/_1273.php b/Code/Update/_1273.php
new file mode 100644
index 000000000..4c7f2aa42
--- /dev/null
+++ b/Code/Update/_1273.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Code\Update;
+
+class _1273
+{
+
+    public function run()
+    {
+        if (ACTIVE_DBTYPE != DBTYPE_POSTGRES) {
+            q("START TRANSACTION");
+
+            $r = q("ALTER TABLE session MODIFY COLUMN sess_data MEDIUMTEXT NOT NULL");
+
+            if ($r) {
+                q("COMMIT");
+                return UPDATE_SUCCESS;
+            } else {
+                q("ROLLBACK");
+                return UPDATE_FAILED;
+            }
+        }
+    }
+
+    public function verify()
+    {
+        return true;
+    }
+
+}
diff --git a/boot.php b/boot.php
index 42bbd19c7..bcc0c8cf3 100755
--- a/boot.php
+++ b/boot.php
@@ -26,7 +26,7 @@ use Code\Lib\Url;
  */
 
 const REPOSITORY_ID = 'streams';
-const DB_UPDATE_VERSION = 1272;
+const DB_UPDATE_VERSION = 1273;
 const PROJECT_BASE = __DIR__;
 const ACTIVITYPUB_ENABLED = true;
 const NOMAD_PROTOCOL_VERSION = '12.0';
diff --git a/install/schema_mysql.sql b/install/schema_mysql.sql
index 327656b21..9b969268d 100644
--- a/install/schema_mysql.sql
+++ b/install/schema_mysql.sql
@@ -1039,7 +1039,7 @@ CREATE TABLE IF NOT EXISTS `register` (
 CREATE TABLE IF NOT EXISTS `session` (
   `id` bigint unsigned NOT NULL AUTO_INCREMENT,
   `sid` varchar(255) NOT NULL DEFAULT '',
-  `sess_data` text NOT NULL,
+  `sess_data` mediumtext NOT NULL,
   `expire` bigint unsigned NOT NULL DEFAULT 0 ,
   PRIMARY KEY (`id`),
   KEY `sid` (`sid`(191)),
diff --git a/util/messages.po b/util/messages.po
index 5df3cd86d..1aac8470c 100644
--- a/util/messages.po
+++ b/util/messages.po
@@ -6,9 +6,9 @@
 #, fuzzy
 msgid ""
 msgstr ""
-"Project-Id-Version: 23.11.28\n"
+"Project-Id-Version: 23.12.04\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-11-27 10:24-0800\n"
+"POT-Creation-Date: 2023-12-04 01:19-0800\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -110,13 +110,13 @@ msgstr ""
 msgid "Your service plan only allows %d channels."
 msgstr ""
 
-#: Code/Import/Friendica.php:191 Code/Lib/Channel.php:512
+#: Code/Import/Friendica.php:191 Code/Lib/Channel.php:502
 msgid "Default Profile"
 msgstr ""
 
 #: Code/Import/Friendica.php:237 Code/Import/Friendica.php:238
-#: Code/Import/Friendica.php:246 Code/Lib/Channel.php:561
-#: Code/Lib/Channel.php:563 Code/Module/Settings/Channel.php:621
+#: Code/Import/Friendica.php:246 Code/Lib/Channel.php:551
+#: Code/Lib/Channel.php:553 Code/Module/Settings/Channel.php:621
 #: Code/Module/Settings/Channel.php:624 Code/Module/Settings/Channel.php:625
 #: Code/Module/Settings/Profile_edit.php:881 Code/Module/Affinity.php:66
 #: Code/Module/Connedit.php:697 Code/Widget/Affinity.php:31
@@ -847,7 +847,7 @@ msgstr ""
 msgid "Probe"
 msgstr ""
 
-#: Code/Lib/Apps.php:438 Code/Lib/Libprofile.php:753 Code/Lib/Activity.php:3073
+#: Code/Lib/Apps.php:438 Code/Lib/Activity.php:3080 Code/Lib/Libprofile.php:753
 #: Code/Module/Profperm.php:131
 msgid "Profile"
 msgstr ""
@@ -1012,7 +1012,7 @@ msgstr ""
 msgid "Unpin from navbar"
 msgstr ""
 
-#: Code/Lib/Apps.php:1260 Code/Lib/Apps.php:1351 Code/Lib/Activity.php:2303
+#: Code/Lib/Apps.php:1260 Code/Lib/Apps.php:1351 Code/Lib/Activity.php:2310
 #: Code/Module/Cdav.php:876 Code/Module/Cdav.php:877 Code/Module/Cdav.php:883
 #: Code/Module/Embedphotos.php:339 Code/Module/Photos.php:854
 #: Code/Module/Photos.php:1322 Code/Storage/Browser.php:182
@@ -1082,6 +1082,65 @@ msgstr ""
 msgid "Account '%s' deleted"
 msgstr ""
 
+#: Code/Lib/Activity.php:473
+msgid "Quoted post"
+msgstr ""
+
+#: Code/Lib/Activity.php:3078
+msgid "Activity"
+msgstr ""
+
+#: Code/Lib/Activity.php:3084
+#, php-format
+msgid "Likes %1$s's %2$s"
+msgstr ""
+
+#: Code/Lib/Activity.php:3087
+#, php-format
+msgid "Doesn't like %1$s's %2$s"
+msgstr ""
+
+#: Code/Lib/Activity.php:3090
+#, php-format
+msgid "Flagged %1$s's %2$s"
+msgstr ""
+
+#: Code/Lib/Activity.php:3093
+#, php-format
+msgid "Blocked %1$s's %2$s"
+msgstr ""
+
+#: Code/Lib/Activity.php:3101
+#, php-format
+msgid "Will attend %s's event"
+msgstr ""
+
+#: Code/Lib/Activity.php:3104
+#, php-format
+msgid "Will not attend %s's event"
+msgstr ""
+
+#: Code/Lib/Activity.php:3107
+#, php-format
+msgid "May attend %s's event"
+msgstr ""
+
+#: Code/Lib/Activity.php:3110
+#, php-format
+msgid "May not attend %s's event"
+msgstr ""
+
+#: Code/Lib/Activity.php:3115
+#, php-format
+msgid "&#x1f4e2; Repeated %1$s's %2$s"
+msgstr ""
+
+#: Code/Lib/Activity.php:3712 include/misc.php:1668 include/misc.php:3129
+#: include/items.php:3006
+#, php-format
+msgid "%1$s (%2$s)"
+msgstr ""
+
 #: Code/Lib/Navbar.php:104
 msgid "Remote authentication"
 msgstr ""
@@ -1244,55 +1303,55 @@ msgstr ""
 msgid "request-header: "
 msgstr ""
 
-#: Code/Lib/Channel.php:55
+#: Code/Lib/Channel.php:45
 msgid "Empty name"
 msgstr ""
 
-#: Code/Lib/Channel.php:59
+#: Code/Lib/Channel.php:49
 msgid "Name too long"
 msgstr ""
 
-#: Code/Lib/Channel.php:287
+#: Code/Lib/Channel.php:277
 msgid "No account identifier"
 msgstr ""
 
-#: Code/Lib/Channel.php:299
+#: Code/Lib/Channel.php:289
 msgid "Nickname is required."
 msgstr ""
 
-#: Code/Lib/Channel.php:313 Code/Lib/Channel.php:783
+#: Code/Lib/Channel.php:303 Code/Lib/Channel.php:777
 #: Code/Module/Changeaddr.php:72
 msgid "Reserved nickname. Please choose another."
 msgstr ""
 
-#: Code/Lib/Channel.php:318 Code/Lib/Channel.php:788
+#: Code/Lib/Channel.php:308 Code/Lib/Channel.php:782
 #: Code/Module/Changeaddr.php:77
 msgid ""
 "Nickname has unsupported characters or is already being used on this site."
 msgstr ""
 
-#: Code/Lib/Channel.php:402
+#: Code/Lib/Channel.php:392
 msgid "Unable to retrieve created identity"
 msgstr ""
 
-#: Code/Lib/Channel.php:709 Code/Lib/Channel.php:807
+#: Code/Lib/Channel.php:703 Code/Lib/Channel.php:801
 msgid "Unable to retrieve modified identity"
 msgstr ""
 
-#: Code/Lib/Channel.php:1868 Code/Module/Cover_photo.php:289
+#: Code/Lib/Channel.php:1862 Code/Module/Cover_photo.php:289
 #: Code/Module/Cover_photo.php:291 Code/Widget/Cover_photo.php:92
 msgid "cover photo"
 msgstr ""
 
-#: Code/Lib/Channel.php:2170 Code/Module/Rmagic.php:88 boot.php:1127
+#: Code/Lib/Channel.php:2164 Code/Module/Rmagic.php:88 boot.php:1127
 msgid "Remote Authentication"
 msgstr ""
 
-#: Code/Lib/Channel.php:2171 Code/Module/Rmagic.php:89
+#: Code/Lib/Channel.php:2165 Code/Module/Rmagic.php:89
 msgid "Enter your channel address (e.g. channel@example.com)"
 msgstr ""
 
-#: Code/Lib/Channel.php:2172 Code/Module/Rmagic.php:92
+#: Code/Lib/Channel.php:2166 Code/Module/Rmagic.php:92
 msgid "Authenticate"
 msgstr ""
 
@@ -1363,31 +1422,31 @@ msgstr ""
 msgid "Room is full"
 msgstr ""
 
-#: Code/Lib/Connect.php:58 Code/Lib/Connect.php:178
+#: Code/Lib/Connect.php:56 Code/Lib/Connect.php:175
 msgid "Channel is blocked on this site."
 msgstr ""
 
-#: Code/Lib/Connect.php:63
+#: Code/Lib/Connect.php:61
 msgid "Channel location missing."
 msgstr ""
 
-#: Code/Lib/Connect.php:140
+#: Code/Lib/Connect.php:138
 msgid "Remote channel or protocol unavailable."
 msgstr ""
 
-#: Code/Lib/Connect.php:172
+#: Code/Lib/Connect.php:169
 msgid "Channel discovery failed."
 msgstr ""
 
-#: Code/Lib/Connect.php:185
+#: Code/Lib/Connect.php:182
 msgid "Protocol not supported"
 msgstr ""
 
-#: Code/Lib/Connect.php:198
+#: Code/Lib/Connect.php:195
 msgid "Cannot connect to yourself."
 msgstr ""
 
-#: Code/Lib/Connect.php:276
+#: Code/Lib/Connect.php:273
 msgid "error saving data"
 msgstr ""
 
@@ -2284,65 +2343,6 @@ msgstr ""
 msgid "&#x1F4E2; Repeated %1$s's %2$s"
 msgstr ""
 
-#: Code/Lib/Activity.php:473
-msgid "Quoted post"
-msgstr ""
-
-#: Code/Lib/Activity.php:3071
-msgid "Activity"
-msgstr ""
-
-#: Code/Lib/Activity.php:3077
-#, php-format
-msgid "Likes %1$s's %2$s"
-msgstr ""
-
-#: Code/Lib/Activity.php:3080
-#, php-format
-msgid "Doesn't like %1$s's %2$s"
-msgstr ""
-
-#: Code/Lib/Activity.php:3083
-#, php-format
-msgid "Flagged %1$s's %2$s"
-msgstr ""
-
-#: Code/Lib/Activity.php:3086
-#, php-format
-msgid "Blocked %1$s's %2$s"
-msgstr ""
-
-#: Code/Lib/Activity.php:3094
-#, php-format
-msgid "Will attend %s's event"
-msgstr ""
-
-#: Code/Lib/Activity.php:3097
-#, php-format
-msgid "Will not attend %s's event"
-msgstr ""
-
-#: Code/Lib/Activity.php:3100
-#, php-format
-msgid "May attend %s's event"
-msgstr ""
-
-#: Code/Lib/Activity.php:3103
-#, php-format
-msgid "May not attend %s's event"
-msgstr ""
-
-#: Code/Lib/Activity.php:3108
-#, php-format
-msgid "&#x1f4e2; Repeated %1$s's %2$s"
-msgstr ""
-
-#: Code/Lib/Activity.php:3705 include/misc.php:1668 include/misc.php:3129
-#: include/items.php:3006
-#, php-format
-msgid "%1$s (%2$s)"
-msgstr ""
-
 #: Code/Lib/Libzotdir.php:88
 msgid "Directory Options"
 msgstr ""
@@ -7447,7 +7447,7 @@ msgstr ""
 msgid "Restricted or Premium Channel"
 msgstr ""
 
-#: Code/Module/Follow.php:151
+#: Code/Module/Follow.php:146
 msgid "Connection added."
 msgstr ""
 
diff --git a/version.php b/version.php
index ad8de45a7..ae0e4650c 100644
--- a/version.php
+++ b/version.php
@@ -1,2 +1,2 @@
 <?php
-define ('STD_VERSION', '23.11.28');
+define ('STD_VERSION', '23.12.04');