ConFoo 2025

sodium_crypto_sign_open

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_sign_openCheck that the signed message has a valid signature

Descripción

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

Verify the signature attached to a message and return the message

Parámetros

signed_message

A message signed with sodium_crypto_sign()

public_key

An Ed25519 public key

Valores devueltos

Returns the original signed message on success, o false en caso de error.

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