validateKey method
Implementation
void validateKey(Uint8List key) {
if (![32].contains(key.length)) {
throw ArgumentError('Key length must be 128, 192, or 256 bits.');
}
}
void validateKey(Uint8List key) {
if (![32].contains(key.length)) {
throw ArgumentError('Key length must be 128, 192, or 256 bits.');
}
}