private NewPassword HashPassword(NewPassword np)
{
HashAlgorithm hashAlg = null;
try
{
hashAlg = new SHA256CryptoServiceProvider();
byte[] bytValue = System.Text.Encoding.UTF8.GetBytes(np.GetSaltPassword());
byte[] bytHash = hashAlg.ComputeHash(bytValue);
np.SaltedHashedPassword = Convert.ToBase64String(bytHash);
}
catch (Exception e)
{
throw e;
}
finally
{
if (hashAlg != null)
{
hashAlg.Clear();
hashAlg.Dispose();
hashAlg = null;
}
}
return np;
}
public NewPassword GetPassword(string clearTxtPassword)
{
NewPassword np = new NewPassword(clearTxtPassword);
np.Salt = GetSalt();
np = HashPassword(np);
return np;
}
private bool ComparePasswords(User u, string suppliedPass)
{
bool goodUser = false;
NewPassword np = new NewPassword(suppliedPass);
np.Salt = u.Salt;
np = HashPassword(np);
if (u.Password.Equals(np.SaltedHashedPassword))
goodUser = true;
return goodUser;
}