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。

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Anonymous ¶

4 years ago

<?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

?>