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openssl_public_encrypt

Encrypts data with public key (PHP 4 >= 4.0.6, PHP 5)
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.

Return Values

Returns TRUE on success or FALSE on failure.