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Encrypts data with public key

openssl_public_decrypt

openssl_seal

OpenSSL Functions

PHP Manual

openssl_public_encrypt

(PHP 4 >= 4.0.6, PHP 5)

openssl_public_encrypt — Encrypts data with public key

Description

bool openssl_public_encrypt ( string $data , string &$crypted , mixed $key [, int $padding ] )

openssl_public_encrypt() encrypts data with public key and stores the result into crypted . Encrypted data can be decrypted via openssl_private_decrypt().

This function can be used e.g. to encrypt message which can be then read only by owner of the private key. It can be also used to store secure data in database.

Parameters

data
crypted: This will hold the result of the encryption.
key: The public key.
padding: padding defaults to OPENSSL_PKCS1_PADDING, but can also be one of OPENSSL_SSLV23_PADDING, OPENSSL_PKCS1_OAEP_PADDING, OPENSSL_NO_PADDING.