(PHP 4 >= 4.2.0, PHP 5, PHP 7) Frees a private key
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Get a private key
(PHP 5.6, PHP 7) Calculates the fingerprint, or digest, of a given X.509 certificate
(PHP 5 >= 5.5.0, PHP 7) Generates a PKCS5 v2 PBKDF2 string, defaults to SHA-1
(PHP 5 >= 5.3.11, PHP 7) Computes shared secret for public value of remote DH key and local DH key
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Exports a CSR as a string
(PHP 4 >= 4.0.6, PHP 5, PHP 7) Decrypts an S/MIME encrypted message
(PHP 5 >= 5.2.0, PHP 7) Returns the subject of a CERT
(PHP 5 >= 5.2.0, PHP 7) Returns the public key of a CERT
(PHP 5 >= PHP 5.3.3, PHP 7) Gets the cipher iv length
Page 4 of 6