public static SecureRandom GetInstance(string algorithm, bool autoSeed)
{
string text = Platform.ToUpperInvariant(algorithm);
if (text.EndsWith("PRNG"))
{
string digestName = text.Substring(0, text.Length - "PRNG".Length);
DigestRandomGenerator digestRandomGenerator = SecureRandom.CreatePrng(digestName, autoSeed);
if (digestRandomGenerator != null)
{
return(new SecureRandom(digestRandomGenerator));
}
}
throw new ArgumentException("Unrecognised PRNG algorithm: " + algorithm, "algorithm");
}
public SecureRandom(byte[] seed) : this(SecureRandom.CreatePrng("SHA1", false))
{
this.SetSeed(seed);
}
public SecureRandom() : this(SecureRandom.CreatePrng("SHA256", true))
{
}