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sodium_crypto_sign_open

PHP function Edit on GitHub ✎

(PHP 7 >= 7.2.0, PHP 8)

Check that the signed message has a valid signature

Description

sodium_crypto_sign_open(string $signed_message, string $public_key): string|false

Verify the signature attached to a message and return the message

Parameters

signed_message

A message signed with sodium_crypto_sign()

public_key

An Ed25519 public key

Return Values

Returns the original signed message on success, Falseforfailure.

Source: reference/sodium/functions/sodium-crypto-sign-open.xml · from the official PHP manual (php/doc-en)