Encrypts data with public key

# openssl_public_encrypt

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

openssl_public_encrypt — Encrypts data with public key

### Descrierea

openssl_public_encrypt ( string `$data` , string `&$crypted` , mixed `$key` [, int `$padding` = OPENSSL_PKCS1_PADDING ] ) : bool

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.

### Parametri

`data`

`crypted`

  This will hold the result of the encryption.

`key`

  The public key.

`padding`

  `padding` can be one of `OPENSSL_PKCS1_PADDING`, `OPENSSL_SSLV23_PADDING`, `OPENSSL_PKCS1_OAEP_PADDING`, `OPENSSL_NO_PADDING`.

### Valorile întoarse

Întoarce valoarea `TRUE` în cazul succesului sau `FALSE` în cazul eșecului.

### A se vedea și

- openssl_private_encrypt() - Encrypts data with private key
- openssl_private_decrypt() - Decrypts data with private key