OpenSSL Funções
PHP Manual

openssl_private_encrypt

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

openssl_private_encryptEncrypts data with private key

Descrição

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.

Parâmetros

data

crypted

key

padding

padding can be one of OPENSSL_PKCS1_PADDING, OPENSSL_NO_PADDING.

Valor Retornado

Retorna TRUE em caso de sucesso ou FALSE em caso de falha.

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OpenSSL Funções
PHP Manual