sodium_crypto_sign

Function • Params and return types changed in PHP 8.0

Sign a message.

PHP 5
PHP 7.0-7.1
PHP 7.2
Added
PHP 7.3-7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2
PHP 8.3
PHP 8.4
PHP 8.5

sodium_crypto_sign Function synopsis

sodium_crypto_sign(string $message, string $secret_key): string

Parameters

$message

Typestring

Message to sign.

$secret_key

Typestring

Secret key. See sodium_crypto_sign_secretkey

Return value

Typestring

Signed message (not encrypted).

Changes to the sodium_crypto_sign Function

PHP 8.0

  • Return type added: string
  • Parameter name of parameter #1 changed: $string to $message
  • Parameter type added for parameter #1 ($message): string
  • Parameter name of parameter #2 changed: $keypair to $secret_key
  • Parameter type added for parameter #2 ($secret_key): string
- sodium_crypto_sign($string, $keypair)
+ sodium_crypto_sign(string $message, string $secret_key): string

PHP 7.2

  • Function added

sodium_crypto_sign Function Availability

PHP VersionAvailability
PHP 8.5Future Release Yes
PHP 8.4Upcoming Release Yes
PHP 8.3Supported (Latest) Yes
PHP 8.2Supported Yes
PHP 8.1Security-Fixes Only Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported No
PHP 7.0Unsupported No
PHP 5.6Unsupported No
PHP 5.5Unsupported No
PHP 5.4Unsupported No
PHP 5.3Unsupported No