openssl_private_encrypt
(PHP 4 >= 4.0.6, PHP 5)
openssl_private_encrypt — Encrypts data with private key
Description
bool openssl_private_encrypt
( string $data
, string &$crypted
, mixed $key
[, int $padding = OPENSSL_PKCS1_PADDING
] )
openssl_private_encrypt() encrypts data with private key and stores the result into crypted. Encrypted data can be decrypted via openssl_public_decrypt().
This function can be used e.g. to sign data (or its hash) to prove that it is not written by someone else.
Parameters
- data
-
- crypted
-
- key
-
- padding
-
padding can be one of OPENSSL_PKCS1_PADDING, OPENSSL_NO_PADDING.
Return Values
Returns TRUE on success or FALSE on failure.
See Also
- openssl_public_encrypt() - Encrypts data with public key
- openssl_public_decrypt() - Decrypts data with public key