derive static method
Derives a subkey from given master key.
Implementation
static Uint8List derive(Uint8List masterKey, int subKeyId,
{int? subKeyLength, String context = '00000000'}) {
subKeyLength ??= Sodium.cryptoKdfBytesMin;
return Sodium.cryptoKdfDeriveFromKey(
subKeyLength, subKeyId, utf8.encoder.convert(context), masterKey);
}