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openssl_public_decrypt

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

openssl_public_decryptDecrypts data with public key

Description

bool openssl_public_decrypt ( string $data , string &$decrypted , mixed $key [, int $padding = OPENSSL_PKCS1_PADDING ] )

openssl_public_decrypt() decrypts data that was previous encrypted via openssl_private_encrypt() and stores the result into decrypted.

You can use this function e.g. to check if the message was written by the owner of the private key.

Parameters

data
decrypted
key

key must be the public key corresponding that was used to encrypt the data.

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-public-decrypt.php