sodium_crypto_kdf_derive_from_key

(PHP 7 >= 7.2.0)

sodium_crypto_kdf_derive_from_key — Derive a subkey

Description

sodium_crypto_kdf_derive_from_key ( int $subkey_len , int $subkey_id , string $context , string $key ) : string

Warning

This function is currently not documented; only its argument list is available.

Parameters

subkey_len

subkey_id

context

key

Return Values