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

설명

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.

인수

data
crypted
key
padding: padding can be one of OPENSSL_PKCS1_PADDING, OPENSSL_NO_PADDING.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

참고

openssl_public_encrypt() - Encrypts data with public key
openssl_public_decrypt() - Decrypts data with public key