diff --git a/src/Model/Database/Identity.php b/src/Model/Database/Identity.php
index 2bb154ca..d42a9c0e 100644
--- a/src/Model/Database/Identity.php
+++ b/src/Model/Database/Identity.php
@@ -20,13 +20,115 @@ class Identity
         $this->_connection->query('
             CREATE TABLE IF NOT EXISTS `identity`
             (
-                `id`     INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
-                `time`   INTEGER NOT NULL,
-                `active` INTEGER NOT NULL,
-                `name`   VARCHAR(255),
-                `crt`    TEXT NOT NULL,
-                `key`    TEXT NOT NULL
+                `id`   INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+                `time` INTEGER NOT NULL,
+                `name` VARCHAR(255),
+                `crt`  TEXT NOT NULL,
+                `key`  TEXT NOT NULL
             )
         ');
     }
+
+    public function add(
+        ?string $crt,
+        ?string $key,
+        ?string $name = null,
+           ?int $time = null
+    ): int
+    {
+        $query = $this->_connection->prepare(
+            'INSERT INTO `identity` (
+                `time`,
+                `name`,
+                `crt`,
+                `key`
+            ) VALUES (
+                :time,
+                :name,
+                :crt,
+                :key
+            )'
+        );
+
+        $query->execute(
+            [
+                ':time' => $time ? $time : time(),
+                ':name' => $name,
+                ':crt'  => $crt,
+                ':key'  => $key
+            ]
+        );
+
+        return intval(
+            $this->_connection->lastInsertId()
+        );
+    }
+
+    public function delete(
+        int $id
+    ): int
+    {
+        $query = $this->_connection->prepare(
+            'DELETE FROM `identity` WHERE `id` = :id'
+        );
+
+        $query->execute(
+            [
+                ':id' => $id
+            ]
+        );
+
+        return $query->rowCount();
+    }
+
+    public function get(
+        int $id
+    ): ?object
+    {
+        $query = $this->_connection->prepare(
+            'SELECT * FROM `identity` WHERE `id` = :id'
+        );
+
+        $query->execute(
+            [
+                ':id' => $id
+            ]
+        );
+
+        if ($identity = $query->fetch())
+        {
+            return $identity;
+        }
+
+        return null;
+    }
+
+    public function find(
+        string $name  = '',
+           int $start = 0,
+           int $limit = 1000
+    ): array
+    {
+        $query = $this->_connection->prepare(
+            sprintf(
+                'SELECT * FROM `identity`
+                          WHERE `name` LIKE :name
+                          ORDER BY `name` ASC
+                          LIMIT %d,%d',
+                $start,
+                $limit
+            )
+        );
+
+        $query->execute(
+            [
+                ':name' => sprintf(
+                    '%%%s%%',
+                    $name
+                )
+            ]
+        );
+
+        return $query->fetchAll();
+    }
 }
\ No newline at end of file