sodium_crypto_sign_detached

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_sign_detached — Sign the message

Description

sodium_crypto_sign_detached(string $message, #[\SensitiveParameter] string $secret_key): string

Sign a message with a secret key, that can be verified by the corresponding public key. This function returns a detached signature.

Parameters

message
Message to sign.
secret_key
Secret key. See sodium_crypto_sign_secretkey()

Return Values

Cryptographic signature.