SHA1加密总结_.NET_编程开发_程序员俱乐部

public class Sha1Util
{
/// <summary>
/// SHA1 加密，返回大写字符串
/// </summary>
/// <param name="content">需要加密字符串</param>
/// <returns>返回40位UTF8 大写</returns>
public static string SHA1(string content)
{
return SHA1(content, Encoding.UTF8);
}
/// <summary>
/// SHA1 加密，返回大写字符串
/// </summary>
/// <param name="content">需要加密字符串</param>
/// <param name="encode">指定加密编码</param>
/// <returns>返回40位大写字符串</returns>
public static string SHA1(string content, Encoding encode)
{
try
{
SHA1 sha1 = new SHA1CryptoServiceProvider();
byte[] bytes_in = encode.GetBytes(content);
byte[] bytes_out = sha1.ComputeHash(bytes_in);
sha1.Dispose();
string result = BitConverter.ToString(bytes_out);
result = result.Replace("-", "");
return result;
}
catch (Exception ex)
{
throw new Exception("SHA1加密出错：" + ex.Message);
}
}

#region 获取由SHA1加密的字符串
public string EncryptToSHA1(string str)
{
SHA1CryptoServiceProvider sha1 = new SHA1CryptoServiceProvider();
byte[] str1 = Encoding.UTF8.GetBytes(str);
byte[] str2 = sha1.ComputeHash(str1);
sha1.Clear();
(sha1 as IDisposable).Dispose();
return Convert.ToBase64String(str2);
}
#endregion
}

本文为多篇博客总结，感谢前辈提供。