sodium_crypto_sign_verify_detached

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_sign_verify_detached — Verify signature for the message

说明

sodium_crypto_sign_verify_detached ( string $signature , string $message , string $public_key ) : bool

Verify signature for the message

参数

signature: The cryptographic signature obtained from sodium_crypto_sign_detached()
message: The message being verified
public_key: Ed25519 public key

返回值

成功时返回 true，或者在失败时返回 false。

User Contributed Notes

Anonymous 12-May-2020 11:50


<?php



$message = 'The quick brown fox jumped over the lazy dog.';



# Generate keypair

$keyPair = sodium_crypto_sign_keypair();



# Sign a message

$secKey = sodium_crypto_sign_secretkey($keyPair);

$signature = sodium_crypto_sign_detached($message, $secKey);



# Verify a message

$pubKey = sodium_crypto_sign_publickey($keyPair);

$verifyResult = sodium_crypto_sign_verify_detached($signature, $message, $pubKey);



var_dump($verifyResult); # true or false



?>