Generate random base64 string using RandomNumberGenerator

Use this code to generate a random base64 string. This code can be used for generating random key or token strings.

public static string GenerateRandomToken()
{
 var randomNumber = new byte[32];
 using (var rng = RandomNumberGenerator.Create())
 {
  rng.GetBytes(randomNumber);
  return Convert.ToBase64String(randomNumber);
 }
}

Usage:

string token = GenerateRandomToken();