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59 lines
2.2 KiB
59 lines
2.2 KiB
using System;
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using System.Security.Cryptography;
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using System.Text;
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namespace DyeingComputer.UserClass
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{
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/// <summary>
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/// MD5加密
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/// </summary>
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internal class MD5check
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{
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/// <summary>
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/// 16位MD5加密
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/// </summary>
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/// <param name="password"></param>
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/// <returns></returns>
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public static string MD5Encrypt16(string password)
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{
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var md5 = new MD5CryptoServiceProvider();
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string t2 = BitConverter.ToString(md5.ComputeHash(Encoding.Default.GetBytes(password)), 4, 8);
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t2 = t2.Replace("-", "");
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return t2;
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}
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/// <summary>
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/// 32位MD5加密
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/// </summary>
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/// <param name="password"></param>
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/// <returns></returns>
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public static string MD5Encrypt32(string password)
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{
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string cl = password;
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string pwd = "";
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MD5 md5 = MD5.Create(); //实例化一个md5对像
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// 加密后是一个字节类型的数组，这里要注意编码UTF8/Unicode等的选择
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byte[] s = md5.ComputeHash(Encoding.UTF8.GetBytes(cl));
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// 通过使用循环，将字节类型的数组转换为字符串，此字符串是常规字符格式化所得
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for (int i = 0; i < s.Length; i++)
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{
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// 将得到的字符串使用十六进制类型格式。格式后的字符是小写的字母，如果使用大写（X）则格式后的字符是大写字符
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pwd = pwd + s[i].ToString("X");
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}
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return pwd;
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}
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/// <summary>
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/// 64位MD5加密
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/// </summary>
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/// <param name="password"></param>
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/// <returns></returns>
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public static string MD5Encrypt64(string password)
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{
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string cl = password;
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//string pwd = "";
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MD5 md5 = MD5.Create(); //实例化一个md5对像
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// 加密后是一个字节类型的数组，这里要注意编码UTF8/Unicode等的选择
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byte[] s = md5.ComputeHash(Encoding.UTF8.GetBytes(cl));
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return Convert.ToBase64String(s);
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}
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}
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}
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