| Zend_Crypt | |
| Zend_Crypt_DiffieHellman | PHP implementation of the Diffie-Hellman public key encryption algorithm. |
| Zend_Crypt_DiffieHellman_Exception | |
| Zend_Crypt_Exception | |
| Zend_Crypt_Hmac | PHP implementation of the RFC 2104 Hash based Message Authentication Code |
| Zend_Crypt_Hmac_Exception | |
| Zend_Crypt_Math | |
| Zend_Crypt_Math_BigInteger | Support for arbitrary precision mathematics in PHP. |
| Zend_Crypt_Math_BigInteger_Bcmath | Support for arbitrary precision mathematics in PHP. |
| Zend_Crypt_Math_BigInteger_Exception | |
| Zend_Crypt_Math_BigInteger_Gmp | Support for arbitrary precision mathematics in PHP. |
| Zend_Crypt_Math_BigInteger_Interface | Support for arbitrary precision mathematics in PHP. |
| Zend_Crypt_Math_Exception | |
| Zend_Crypt_Rsa | |
| Zend_Crypt_Rsa_Key | |
| Zend_Crypt_Rsa_Key_Private | |
| Zend_Crypt_Rsa_Key_Public |