sodium_crypto_pwhash

Function • Misc changes in PHP 8.2

Derive a key from a password, using Argon2.

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
Changed
PHP 8.3
PHP 8.4
PHP 8.5
PHP 8.6

sodium_crypto_pwhash Function synopsis

sodium_crypto_pwhash(
    int $length,
    string $password,
    string $salt,
    int $opslimit,
    int $memlimit,
    int $algo = SODIUM_CRYPTO_PWHASH_ALG_DEFAULT
  ): string

Parameters

$length

Typeint

$password

Typestring

$salt

Typestring

$opslimit

Typeint

$memlimit

Typeint

$algo

OptionalTypeintDefault valueSODIUM_CRYPTO_PWHASH_ALG_DEFAULT

Return value

Typestring

Changes to the sodium_crypto_pwhash Function

PHP 8.2

PHP 8.0

  • Return type added: string
  • Parameter type added for parameter #1 ($length): int
  • Parameter type added for parameter #2 ($password): string
  • Parameter type added for parameter #3 ($salt): string
  • Parameter type added for parameter #4 ($opslimit): int
  • Parameter type added for parameter #5 ($memlimit): int
  • Parameter name of parameter #6 changed: $alg to $algo
  • Parameter type added for parameter #6 ($algo): int
  • Parameter default value added for position #6 ($algo): SODIUM_CRYPTO_PWHASH_ALG_DEFAULT
  sodium_crypto_pwhash(
-     $length,
+     int $length,
-     $password,
+     string $password,
-     $salt,
+     string $salt,
-     $opslimit,
+     int $opslimit,
-     $memlimit,
+     int $memlimit,
-     $alg
+     int $algo = SODIUM_CRYPTO_PWHASH_ALG_DEFAULT
-   )
+   ): string

PHP 7.2

  • Function added

sodium_crypto_pwhash Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported 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