php 한글 메뉴얼 도움말 검색 사이트 Encrypts data with public key [function.openssl-public-encrypt]

설명

bool openssl_public_encrypt ( string $data , string &$crypted , mixed $key [, int $padding = OPENSSL_PKCS1_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.

인수

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.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

참고

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