static void Main(string[] args)
{
Write("How big do you want the key (in bytes): ");
string size = ReadLine();
byte[] key = Protector.GetRandomKeyOrIV(int.Parse(size));
WriteLine("Key as byte array: ");
for (int b = 0; b < key.Length; b++)
{
Write($"{key[b]:x2} ");
if (((b + 1) % 16) == 0) WriteLine();
}
WriteLine();
}
static void CheckRandom()
{
Console.Write("How big do you want the key (in bytes): ");
string size = Console.ReadLine();
byte[] key = Protector.GetRandomKeyOrIV(int.Parse(size));
Console.WriteLine($"Key as byte array:");
for (int b = 0; b < key.Length; b++)
{
Console.Write($"{key[b]:x2} ");
if (((b + 1) % 16) == 0)
{
Console.WriteLine();
}
}
Console.WriteLine();
}
static void Main(string[] args)
{
WriteLine("How many bytes long do you want the key to be? ");
string size = ReadLine();
byte[] key = Protector.GetRandomKeyOrIV(int.Parse(size));
WriteLine($"The key as a byte array is:");
for (int i = 0; i < key.Length; i++)
{
// the argument "X2" is a "format string" that tells the ToString() method how it should format the string.
// In this case, "x2" indicates the string should be formatted in uppercase Hexadecimal. (x2 for lowercase hexadecimal)
// https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-numeric-format-strings?redirectedfrom=MSDN
Write($"{key[i]:X2} ");
if (((i + 1) % 16) == 0)
{
WriteLine(); // 16 to a line
}
}
WriteLine();
WriteLine($"The key as a string is {key.ToString()}");
}
static void Main(string[] args)
{
Write("How big do you want the key (in bytes): ");
string sizeString = ReadLine();
int size;
if (int.TryParse(sizeString, out size))
{
byte[] key = Protector.GetRandomKeyOrIV(size);
WriteLine("Key as byte array:");
for (int b = 0; b < key.Length; b++)
{
Write($"{key[b]:x2} ");
if ((b + 1) % 16 == 0)
{
WriteLine();
}
}
}
else
{
WriteLine("Enter a valid key size.");
}
}
