C# MD5加密

public class Encrypt
{
public string Encrypt_MD5(string password)
{
System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
byte[] result = Encoding.Default.GetBytes(password);
byte[] output = md5.ComputeHash(result);
StringBuilder sb = new StringBuilder();
for(int i= 0; i < output.Length; i++)
{
sb.Append(output[i].ToString("x"));
}
return sb.ToString().ToLower();
}
//安卓 “123” “202cb962ac59075b964b07152d234b70”
}