<?php
namespace Payum\Core\Security;

interface CryptedInterface
{
    /**
     * @param CypherInterface $cypher
     *
     * @return void
     */
    public function decrypt(CypherInterface $cypher);

    /**
     * @param CypherInterface $cypher
     *
     * @return void
     */
    public function encrypt(CypherInterface $cypher);
}

<?php
namespace Payum\Core\Security;

interface CryptedInterface
{
    /**
     * {@inheritdoc}
     */
    public function decrypt(CypherInterface $cypher);

    /**
     * {@inheritdoc}
     */
    public function encrypt(CypherInterface $cypher);
}

--- 
+++ 
@@ -4,12 +4,16 @@
 interface CryptedInterface
 {
     /**
-     * {@inheritdoc}
+     * @param CypherInterface $cypher
+     *
+     * @return void
      */
     public function decrypt(CypherInterface $cypher);
 
     /**
-     * {@inheritdoc}
+     * @param CypherInterface $cypher
+     *
+     * @return void
      */
     public function encrypt(CypherInterface $cypher);
 }
Fix docblocks on the interface
