(PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)
openssl_public_encrypt — Encrypts data with public key
$data
,&$encrypted_data
,$public_key
,$padding
= OPENSSL_PKCS1_PADDING
openssl_public_encrypt() encrypts data
with public public_key
and stores the result into
encrypted_data
. 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.
data
encrypted_data
This will hold the result of the encryption.
public_key
The public key.
padding
padding
can be one of
OPENSSL_PKCS1_PADDING
,
OPENSSL_SSLV23_PADDING
,
OPENSSL_PKCS1_OAEP_PADDING
,
OPENSSL_NO_PADDING
.
Returns true
on success or false
on failure.
Version | Description |
---|---|
8.0.0 |
public_key accepts an OpenSSLAsymmetricKey
or OpenSSLCertificate instance now;
previously, a resource of type OpenSSL key or OpenSSL X.509
was accepted.
|