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openssl_private_encrypt

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

openssl_private_encryptEncrypts 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

© 1997–2018 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.openssl-private-encrypt.php