sodium_crypto_box_open

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_box_open — Authenticated public-key decryption

Descrição

sodium_crypto_box_open(string $ciphertext, string $nonce, #[\SensitiveParameter] string $key_pair): string|false

Decrypt a message using asymmetric (public key) cryptography.

Parâmetros

ciphertext

The encrypted message to attempt to decrypt.

nonce

A number that must be only used once, per message. 24 bytes long. This is a large enough bound to generate randomly (i.e. random_bytes()).

key_pair

See sodium_crypto_box_keypair_from_secretkey_and_publickey(). This should include the sender's public key and the recipient's secret key.

Valor Retornado

Returns the plaintext message on success, ou false em caso de falha.