diff --git a/lib/classes/databox/status.class.php b/lib/classes/databox/status.class.php
index 5dee255c3b..ed3262c244 100644
--- a/lib/classes/databox/status.class.php
+++ b/lib/classes/databox/status.class.php
@@ -479,6 +479,15 @@ class databox_status
     $conn = connection::getPDOConnection();
 
     $status = '0';
+    
+    if(substr($stat1, 0, 2) === '0x')
+    {
+      $stat1 = self::hex2bin(substr($stat1, 2));
+    }
+    if(substr($stat2, 0, 2) === '0x')
+    {
+      $stat2 = self::hex2bin(substr($stat2, 2));
+    }
 
     $sql = 'select bin(0b' . trim($stat1) . ' & 0b' . trim($stat2) . ') as result';
 
@@ -501,6 +510,15 @@ class databox_status
 
     $status = '0';
 
+    if(substr($stat1, 0, 2) === '0x')
+    {
+      $stat1 = self::hex2bin(substr($stat1, 2));
+    }
+    if(substr($stat2, 0, 2) === '0x')
+    {
+      $stat2 = self::hex2bin(substr($stat2, 2));
+    }
+    
     $sql = 'select bin(0b' . trim($stat1) . ' & ~0b' . trim($stat2) . ') as result';
 
     $stmt = $conn->prepare($sql);
@@ -522,6 +540,15 @@ class databox_status
 
     $status = '0';
 
+    if(substr($stat1, 0, 2) === '0x')
+    {
+      $stat1 = self::hex2bin(substr($stat1, 2));
+    }
+    if(substr($stat2, 0, 2) === '0x')
+    {
+      $stat2 = self::hex2bin(substr($stat2, 2));
+    }
+    
     $sql = 'select bin(0b' . trim($stat1) . ' | 0b' . trim($stat2) . ') as result';
 
     $stmt = $conn->prepare($sql);
@@ -539,17 +566,24 @@ class databox_status
 
   public static function dec2bin($status)
   {
+    $status = (string) $status;
+    
+    if(!ctype_digit($status))
+    {
+      throw new \Exception('Non-decimal value');
+    }
+    
     $conn = connection::getPDOConnection();
 
-    $status = '0';
-
-    $sql = 'select bin(' . ((int) $status) . ') as result';
+    $sql = 'select bin(' .  $status . ') as result';
 
     $stmt = $conn->prepare($sql);
     $stmt->execute();
     $row = $stmt->fetch(PDO::FETCH_ASSOC);
     $stmt->closeCursor();
 
+    $status = '0';
+    
     if ($row)
     {
       $status = $row['result'];
@@ -560,17 +594,28 @@ class databox_status
 
   public static function hex2bin($status)
   {
+    $status = (string) $status;
+    if(substr($status, 0, 2) === '0x')
+    {
+      $status = substr($status, 2);
+    }
+    
+    if(!ctype_xdigit($status))
+    {
+      throw new \Exception('Non-hexadecimal value');
+    }
+    
     $conn = connection::getPDOConnection();
 
-    $status = '0';
-
-    $sql = 'select bin(0x' . trim($status) . ') as result';
+    $sql = 'select BIN( CAST( 0x'.trim($status).' AS UNSIGNED ) ) as result';
 
     $stmt = $conn->prepare($sql);
     $stmt->execute();
     $row = $stmt->fetch(PDO::FETCH_ASSOC);
     $stmt->closeCursor();
 
+    $status = '0';
+    
     if ($row)
     {
       $status = $row['result'];
diff --git a/lib/unitTest/databox/databox_statusTest.php b/lib/unitTest/databox/databox_statusTest.php
index 7f3d5cdd0a..b13cc8f8bc 100644
--- a/lib/unitTest/databox/databox_statusTest.php
+++ b/lib/unitTest/databox/databox_statusTest.php
@@ -14,6 +14,7 @@ class databox_statusTest extends PhraseanetPHPUnitAbstract
    */
   protected $object;
   protected $databox;
+  protected static $need_records = 1;
 
   public function setUp()
   {
@@ -119,10 +120,10 @@ class databox_statusTest extends PhraseanetPHPUnitAbstract
    */
   public function testOperation_and()
   {
-    // Remove the following lines when you implement this test.
-    $this->markTestIncomplete(
-            'This test has not been implemented yet.'
-    );
+    $this->assertEquals('0', databox_status::operation_and('0x001','0x010'));
+    $this->assertEquals('1', databox_status::operation_and('01','11'));
+    $this->assertEquals('0', databox_status::operation_and('01','10'));
+    $this->assertEquals('10', databox_status::operation_and('11','10'));
   }
 
   /**
@@ -130,10 +131,11 @@ class databox_statusTest extends PhraseanetPHPUnitAbstract
    */
   public function testOperation_and_not()
   {
-    // Remove the following lines when you implement this test.
-    $this->markTestIncomplete(
-            'This test has not been implemented yet.'
-    );
+    $this->assertEquals('0', databox_status::operation_and_not('0x001','0x011'));
+    $this->assertEquals('0', databox_status::operation_and_not('01','11'));
+    $this->assertEquals('1', databox_status::operation_and_not('01','10'));
+    $this->assertEquals('1', databox_status::operation_and_not('11','10'));
+    $this->assertEquals('10', databox_status::operation_and_not('10','01'));
   }
 
   /**
@@ -141,10 +143,8 @@ class databox_statusTest extends PhraseanetPHPUnitAbstract
    */
   public function testOperation_or()
   {
-    // Remove the following lines when you implement this test.
-    $this->markTestIncomplete(
-            'This test has not been implemented yet.'
-    );
+    $this->assertEquals('10001', databox_status::operation_or('0x001','0x011'));
+    $this->assertEquals('11', databox_status::operation_or('01','11'));
   }
 
   /**
@@ -152,21 +152,31 @@ class databox_statusTest extends PhraseanetPHPUnitAbstract
    */
   public function testDec2bin()
   {
-    // Remove the following lines when you implement this test.
-    $this->markTestIncomplete(
-            'This test has not been implemented yet.'
-    );
+    $this->assertEquals('1010', databox_status::dec2bin('10'));
+    
+    try
+    {
+    }
+    catch(Exception $e)
+    {
+      
+    }
   }
 
-  /**
-   * @todo Implement testHex2bin().
-   */
   public function testHex2bin()
   {
-    // Remove the following lines when you implement this test.
-    $this->markTestIncomplete(
-            'This test has not been implemented yet.'
-    );
+    $this->assertEquals('10100001', databox_status::hex2bin('0x0A1'));
+    $this->assertEquals('10100001', databox_status::hex2bin('0A1'));
+    
+    try
+    {
+      databox_status::hex2bin('G1');
+      $this->fail('Should raise an exception');
+    }
+    catch(Exception $e)
+    {
+      
+    }
   }
 
 }