DotNet中用到的加密算法总结
2007-04-01 21:45
447 查看
1
public class CryptUtil
2
{
3
public static string DecryptString(string input)
4
{
5
if (input.Equals(string.Empty))
6
{
7
return input;
8
}
9
10
byte[] byKey =
{0x63, 0x68, 0x65, 0x6E, 0x79, 0x75, 0x61, 0x6E};
11
byte[] IV =
{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10};
12
byte[] inputByteArray = new Byte[input.Length];
13
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
14
inputByteArray = Convert.FromBase64String(input);
15
MemoryStream ms = new MemoryStream();
16
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(byKey, IV), CryptoStreamMode.Write);
17
cs.Write(inputByteArray, 0, inputByteArray.Length);
18
cs.FlushFinalBlock();
19
Encoding encoding = new UTF8Encoding();
20
return encoding.GetString(ms.ToArray());
21
}
22
23
public static string EncryptString(string input)
24
{
25
if (input.Equals(string.Empty))
26
{
27
return input;
28
}
29
30
byte[] byKey =
{0x63, 0x68, 0x65, 0x6E, 0x79, 0x75, 0x61, 0x6E};
31
byte[] IV =
{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10};
32
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
33
byte[] inputByteArray = Encoding.UTF8.GetBytes(input);
34
MemoryStream ms = new MemoryStream();
35
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(byKey, IV), CryptoStreamMode.Write);
36
cs.Write(inputByteArray, 0, inputByteArray.Length);
37
cs.FlushFinalBlock();
38
return Convert.ToBase64String(ms.ToArray());
39
}
40
/**//// <summary>
41
/// DES + Base64 加密
42
/// </summary>
43
/// <param name="input">明文字符串</param>
44
/// <returns>已加密字符串</returns>
45
public static string DesBase64Encrypt(string input)
46
{
47
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
48
des.Mode = System.Security.Cryptography.CipherMode.ECB;
49
ICryptoTransform ct;
50
MemoryStream ms;
51
CryptoStream cs;
52
byte[] byt;
53
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
54
byte[] IV = new byte[8]
{0,0,0,0,0,0,0,0};
55
56
ct = des.CreateEncryptor(Key, IV);
57
58
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
59
60
ms = new MemoryStream();
61
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
62
cs.Write(byt, 0, byt.Length);
63
cs.FlushFinalBlock();
64
65
cs.Close();
66
67
byte[] answer = ms.ToArray();
68
for(int j=0;j<answer.Length;j++)
69
{
70
Console.Write(answer[j].ToString()+ " ");
71
}
72
Console.WriteLine();
73
return Convert.ToBase64String(ms.ToArray()); // 将加密的 byte 数组依照 Base64 编码转换成字符串
74
}
75
76
/**//// <summary>
77
/// DES + Base64 解密
78
/// </summary>
79
/// <param name="input">密文字符串</param>
80
/// <returns>解密字符串</returns>
81
public static string DesBase64Decrypt(string input)
82
{
83
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
84
des.Mode = System.Security.Cryptography.CipherMode.ECB;
85
ICryptoTransform ct;
86
MemoryStream ms;
87
CryptoStream cs;
88
byte[] byt;
89
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
90
byte[] IV = new byte[8]
{0,0,0,0,0,0,0,0};
91
92
ct = des.CreateDecryptor(Key, IV);
93
byt = Convert.FromBase64String(input); // 将 密文 以 Base64 编码转换成 byte 数组
94
95
ms = new MemoryStream();
96
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
97
cs.Write(byt, 0, byt.Length);
98
cs.FlushFinalBlock();
99
100
cs.Close();
101
102
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
103
}
104
105
106
107
/**//// <summary>
108
/// DES + Base64 加密
109
/// </summary>
110
/// <param name="input">明文字符串</param>
111
/// <returns>已加密字符串</returns>
112
public static string DesBase64EncryptForID5(string input)
113
{
114
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
115
des.Mode = System.Security.Cryptography.CipherMode.CBC;
116
ICryptoTransform ct;
117
MemoryStream ms;
118
CryptoStream cs;
119
byte[] byt;
120
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
121
byte[] IV = new byte[8]
{56,50,55,56,56,55,49,49};
122
123
ct = des.CreateEncryptor(Key, IV);
124
125
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
126
127
ms = new MemoryStream();
128
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
129
cs.Write(byt, 0, byt.Length);
130
cs.FlushFinalBlock();
131
132
cs.Close();
133
134
byte[] answer = ms.ToArray();
135
for(int j=0;j<answer.Length;j++)
136
{
137
Console.Write(answer[j].ToString()+ " ");
138
}
139
Console.WriteLine();
140
return Convert.ToBase64String(ms.ToArray()); // 将加密的 byte 数组依照 Base64 编码转换成字符串
141
}
142
143
144
/**//// <summary>
145
/// DES + Base64 解密
146
/// </summary>
147
/// <param name="input">密文字符串</param>
148
/// <returns>解密字符串</returns>
149
public static string DesBase64DecryptForID5(string input)
150
{
151
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
152
des.Mode = System.Security.Cryptography.CipherMode.CBC;
153
ICryptoTransform ct;
154
MemoryStream ms;
155
CryptoStream cs;
156
byte[] byt;
157
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
158
byte[] IV = new byte[8]
{56,50,55,56,56,55,49,49};
159
160
ct = des.CreateDecryptor(Key, IV);
161
byt = Convert.FromBase64String(input); // 将 密文 以 Base64 编码转换成 byte 数组
162
163
ms = new MemoryStream();
164
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
165
cs.Write(byt, 0, byt.Length);
166
cs.FlushFinalBlock();
167
168
cs.Close();
169
170
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
171
}
172
173
174
/**//// <summary>
175
/// 3DES 加密 Byte[] to HEX string
176
/// </summary>
177
/// <param name="input">明文字符串</param>
178
/// <returns>已加密字符串</returns>
179
public static string ThreeDesEncryptHEX(string input)
180
{
181
string result = "";
182
System.Security.Cryptography.TripleDES des = System.Security.Cryptography.TripleDES.Create();
183
des.Mode = System.Security.Cryptography.CipherMode.CBC;
184
des.Padding = System.Security.Cryptography.PaddingMode.PKCS7;
185
ICryptoTransform ct;
186
MemoryStream ms;
187
CryptoStream cs;
188
byte[] byt;
189
byte[] Key = new byte[24]
{
190
1,2,3,4,5,6,
191
1,2,3,4,5,6,
192
1,2,3,4,5,6,
193
1,2,3,4,5,6
194
};
195
byte[] IV = new byte[8]
{1,2,3,4,5,6,1,2};
196
197
ct = des.CreateEncryptor(Key, IV);
198
199
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
200
201
ms = new MemoryStream();
202
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
203
cs.Write(byt, 0, byt.Length);
204
cs.FlushFinalBlock();
205
206
cs.Close();
207
208
byte[] answer = ms.ToArray();
209
for(int j=0;j<answer.Length;j++)
210
{
211
result += answer[j].ToString("x").PadLeft(2,'0');
212
}
213
return result;
214
}
215
216
/**//// <summary>
217
/// 3DES + HEX to byte[] 解密
218
/// </summary>
219
/// <param name="input">密文字符串</param>
220
/// <returns>解密字符串</returns>
221
public static string ThreeDesDecryptHEX(string input)
222
{
223
System.Security.Cryptography.TripleDES des = System.Security.Cryptography.TripleDES.Create();
224
des.Mode = System.Security.Cryptography.CipherMode.CBC;
225
des.Padding = System.Security.Cryptography.PaddingMode.PKCS7;
226
ICryptoTransform ct;
227
MemoryStream ms;
228
CryptoStream cs;
229
byte[] Key = new byte[24]
{
230
1,2,3,4,5,6,
231
1,2,3,4,5,6,
232
1,2,3,4,5,6,
233
1,2,3,4,5,6
234
};
235
byte[] IV = new byte[8]
{1,2,3,4,5,6,1,2};
236
237
ct = des.CreateDecryptor(Key, IV);
238
//byt = Convert.FromBase64String(input); // 将 密文 以 HEX to byte[]编码转换成 byte 数组
239
if(input.Length<=1)
240
{
241
throw new Exception("encrypted HEX string is too short!");
242
}
243
byte[] byt = new byte[input.Length/2];
244
for(int i=0;i<byt.Length;i++)
245
{
246
//Console.WriteLine(input.Substring(i*2,2));
247
byt[i] = Convert.ToByte(input.Substring(i*2,2),16);
248
}
249
250
ms = new MemoryStream();
251
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
252
cs.Write(byt, 0, byt.Length);
253
cs.FlushFinalBlock();
254
255
cs.Close();
256
257
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
258
}
259
/**//// <summary>
260
/// Base64解码
261
/// </summary>
262
/// <param name="base64Str"></param>
263
/// <returns></returns>
264
public static string DecodingFromBase64(string base64Str)
265
{
266
Byte[] bytes = Convert.FromBase64String(base64Str);
267
return System.Text.Encoding.UTF8.GetString(bytes);
268
}
269
/**//// <summary>
270
/// Base64编码
271
/// </summary>
272
/// <param name="str"></param>
273
/// <returns></returns>
274
public static string EncodingToBase64(string str)
275
{
276
return Convert.ToBase64String(Encoding.UTF8.GetBytes(str));
277
}
278
/**//// <summary>
279
/// 根据指定的编码方式Base64解码
280
/// </summary>
281
/// <param name="base64Str"></param>
282
/// <param name="strEncoding"></param>
283
/// <returns></returns>
284
public static string DecodingFromBase64(string base64Str,System.Text.Encoding strEncoding)
285
{
286
Byte[] bytes = Convert.FromBase64String(base64Str);
287
return strEncoding.GetString(bytes);
288
}
289
/**//// <summary>
290
/// 根据指定的编码方式Base64编码
291
/// </summary>
292
/// <param name="str"></param>
293
/// <param name="strEncoding"></param>
294
/// <returns></returns>
295
public static string EncodingToBase64(string str,System.Text.Encoding strEncoding)
296
{
297
return Convert.ToBase64String(strEncoding.GetBytes(str));
298
}
299
}
两个常用的方法
1
/**//// <summary>
2
/// 通过字节数组形式的密钥获取字符串形式的密钥
3
/// </summary>
4
void GetStringByByteArray()
5
{
6
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
7
Response.Write(System.Text.Encoding.Default.GetString(Key));
8
Response.End();
9
}
10
11
/**//// <summary>
12
/// 通过字符串形式的密钥获取字节数组形式的密钥
13
/// </summary>
14
void GetByteArrayByString()
15
{
16
string key = "82788711";
17
Response.Write(System.Text.Encoding.Default.GetBytes(key));
18
Response.End();
19
20
}
有这里没包括的,欢迎回复,大家一起总结一下~~
http://www.cnblogs.com/goody9807/archive/2007/01/23/627785.html
public class CryptUtil
2
{
3
public static string DecryptString(string input)
4
{
5
if (input.Equals(string.Empty))
6
{
7
return input;
8
}
9
10
byte[] byKey =
{0x63, 0x68, 0x65, 0x6E, 0x79, 0x75, 0x61, 0x6E};
11
byte[] IV =
{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10};
12
byte[] inputByteArray = new Byte[input.Length];
13
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
14
inputByteArray = Convert.FromBase64String(input);
15
MemoryStream ms = new MemoryStream();
16
CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(byKey, IV), CryptoStreamMode.Write);
17
cs.Write(inputByteArray, 0, inputByteArray.Length);
18
cs.FlushFinalBlock();
19
Encoding encoding = new UTF8Encoding();
20
return encoding.GetString(ms.ToArray());
21
}
22
23
public static string EncryptString(string input)
24
{
25
if (input.Equals(string.Empty))
26
{
27
return input;
28
}
29
30
byte[] byKey =
{0x63, 0x68, 0x65, 0x6E, 0x79, 0x75, 0x61, 0x6E};
31
byte[] IV =
{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10};
32
DESCryptoServiceProvider des = new DESCryptoServiceProvider();
33
byte[] inputByteArray = Encoding.UTF8.GetBytes(input);
34
MemoryStream ms = new MemoryStream();
35
CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(byKey, IV), CryptoStreamMode.Write);
36
cs.Write(inputByteArray, 0, inputByteArray.Length);
37
cs.FlushFinalBlock();
38
return Convert.ToBase64String(ms.ToArray());
39
}
40
/**//// <summary>
41
/// DES + Base64 加密
42
/// </summary>
43
/// <param name="input">明文字符串</param>
44
/// <returns>已加密字符串</returns>
45
public static string DesBase64Encrypt(string input)
46
{
47
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
48
des.Mode = System.Security.Cryptography.CipherMode.ECB;
49
ICryptoTransform ct;
50
MemoryStream ms;
51
CryptoStream cs;
52
byte[] byt;
53
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
54
byte[] IV = new byte[8]
{0,0,0,0,0,0,0,0};
55
56
ct = des.CreateEncryptor(Key, IV);
57
58
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
59
60
ms = new MemoryStream();
61
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
62
cs.Write(byt, 0, byt.Length);
63
cs.FlushFinalBlock();
64
65
cs.Close();
66
67
byte[] answer = ms.ToArray();
68
for(int j=0;j<answer.Length;j++)
69
{
70
Console.Write(answer[j].ToString()+ " ");
71
}
72
Console.WriteLine();
73
return Convert.ToBase64String(ms.ToArray()); // 将加密的 byte 数组依照 Base64 编码转换成字符串
74
}
75
76
/**//// <summary>
77
/// DES + Base64 解密
78
/// </summary>
79
/// <param name="input">密文字符串</param>
80
/// <returns>解密字符串</returns>
81
public static string DesBase64Decrypt(string input)
82
{
83
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
84
des.Mode = System.Security.Cryptography.CipherMode.ECB;
85
ICryptoTransform ct;
86
MemoryStream ms;
87
CryptoStream cs;
88
byte[] byt;
89
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
90
byte[] IV = new byte[8]
{0,0,0,0,0,0,0,0};
91
92
ct = des.CreateDecryptor(Key, IV);
93
byt = Convert.FromBase64String(input); // 将 密文 以 Base64 编码转换成 byte 数组
94
95
ms = new MemoryStream();
96
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
97
cs.Write(byt, 0, byt.Length);
98
cs.FlushFinalBlock();
99
100
cs.Close();
101
102
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
103
}
104
105
106
107
/**//// <summary>
108
/// DES + Base64 加密
109
/// </summary>
110
/// <param name="input">明文字符串</param>
111
/// <returns>已加密字符串</returns>
112
public static string DesBase64EncryptForID5(string input)
113
{
114
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
115
des.Mode = System.Security.Cryptography.CipherMode.CBC;
116
ICryptoTransform ct;
117
MemoryStream ms;
118
CryptoStream cs;
119
byte[] byt;
120
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
121
byte[] IV = new byte[8]
{56,50,55,56,56,55,49,49};
122
123
ct = des.CreateEncryptor(Key, IV);
124
125
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
126
127
ms = new MemoryStream();
128
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
129
cs.Write(byt, 0, byt.Length);
130
cs.FlushFinalBlock();
131
132
cs.Close();
133
134
byte[] answer = ms.ToArray();
135
for(int j=0;j<answer.Length;j++)
136
{
137
Console.Write(answer[j].ToString()+ " ");
138
}
139
Console.WriteLine();
140
return Convert.ToBase64String(ms.ToArray()); // 将加密的 byte 数组依照 Base64 编码转换成字符串
141
}
142
143
144
/**//// <summary>
145
/// DES + Base64 解密
146
/// </summary>
147
/// <param name="input">密文字符串</param>
148
/// <returns>解密字符串</returns>
149
public static string DesBase64DecryptForID5(string input)
150
{
151
System.Security.Cryptography.DES des = System.Security.Cryptography.DES.Create();
152
des.Mode = System.Security.Cryptography.CipherMode.CBC;
153
ICryptoTransform ct;
154
MemoryStream ms;
155
CryptoStream cs;
156
byte[] byt;
157
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
158
byte[] IV = new byte[8]
{56,50,55,56,56,55,49,49};
159
160
ct = des.CreateDecryptor(Key, IV);
161
byt = Convert.FromBase64String(input); // 将 密文 以 Base64 编码转换成 byte 数组
162
163
ms = new MemoryStream();
164
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
165
cs.Write(byt, 0, byt.Length);
166
cs.FlushFinalBlock();
167
168
cs.Close();
169
170
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
171
}
172
173
174
/**//// <summary>
175
/// 3DES 加密 Byte[] to HEX string
176
/// </summary>
177
/// <param name="input">明文字符串</param>
178
/// <returns>已加密字符串</returns>
179
public static string ThreeDesEncryptHEX(string input)
180
{
181
string result = "";
182
System.Security.Cryptography.TripleDES des = System.Security.Cryptography.TripleDES.Create();
183
des.Mode = System.Security.Cryptography.CipherMode.CBC;
184
des.Padding = System.Security.Cryptography.PaddingMode.PKCS7;
185
ICryptoTransform ct;
186
MemoryStream ms;
187
CryptoStream cs;
188
byte[] byt;
189
byte[] Key = new byte[24]
{
190
1,2,3,4,5,6,
191
1,2,3,4,5,6,
192
1,2,3,4,5,6,
193
1,2,3,4,5,6
194
};
195
byte[] IV = new byte[8]
{1,2,3,4,5,6,1,2};
196
197
ct = des.CreateEncryptor(Key, IV);
198
199
byt = Encoding.GetEncoding("GB2312").GetBytes(input); //根据 GB2312 编码对字符串处理,转换成 byte 数组
200
201
ms = new MemoryStream();
202
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
203
cs.Write(byt, 0, byt.Length);
204
cs.FlushFinalBlock();
205
206
cs.Close();
207
208
byte[] answer = ms.ToArray();
209
for(int j=0;j<answer.Length;j++)
210
{
211
result += answer[j].ToString("x").PadLeft(2,'0');
212
}
213
return result;
214
}
215
216
/**//// <summary>
217
/// 3DES + HEX to byte[] 解密
218
/// </summary>
219
/// <param name="input">密文字符串</param>
220
/// <returns>解密字符串</returns>
221
public static string ThreeDesDecryptHEX(string input)
222
{
223
System.Security.Cryptography.TripleDES des = System.Security.Cryptography.TripleDES.Create();
224
des.Mode = System.Security.Cryptography.CipherMode.CBC;
225
des.Padding = System.Security.Cryptography.PaddingMode.PKCS7;
226
ICryptoTransform ct;
227
MemoryStream ms;
228
CryptoStream cs;
229
byte[] Key = new byte[24]
{
230
1,2,3,4,5,6,
231
1,2,3,4,5,6,
232
1,2,3,4,5,6,
233
1,2,3,4,5,6
234
};
235
byte[] IV = new byte[8]
{1,2,3,4,5,6,1,2};
236
237
ct = des.CreateDecryptor(Key, IV);
238
//byt = Convert.FromBase64String(input); // 将 密文 以 HEX to byte[]编码转换成 byte 数组
239
if(input.Length<=1)
240
{
241
throw new Exception("encrypted HEX string is too short!");
242
}
243
byte[] byt = new byte[input.Length/2];
244
for(int i=0;i<byt.Length;i++)
245
{
246
//Console.WriteLine(input.Substring(i*2,2));
247
byt[i] = Convert.ToByte(input.Substring(i*2,2),16);
248
}
249
250
ms = new MemoryStream();
251
cs = new CryptoStream(ms, ct, CryptoStreamMode.Write);
252
cs.Write(byt, 0, byt.Length);
253
cs.FlushFinalBlock();
254
255
cs.Close();
256
257
return Encoding.GetEncoding("GB2312").GetString(ms.ToArray()); // 将 明文 以 GB2312 编码转换成字符串
258
}
259
/**//// <summary>
260
/// Base64解码
261
/// </summary>
262
/// <param name="base64Str"></param>
263
/// <returns></returns>
264
public static string DecodingFromBase64(string base64Str)
265
{
266
Byte[] bytes = Convert.FromBase64String(base64Str);
267
return System.Text.Encoding.UTF8.GetString(bytes);
268
}
269
/**//// <summary>
270
/// Base64编码
271
/// </summary>
272
/// <param name="str"></param>
273
/// <returns></returns>
274
public static string EncodingToBase64(string str)
275
{
276
return Convert.ToBase64String(Encoding.UTF8.GetBytes(str));
277
}
278
/**//// <summary>
279
/// 根据指定的编码方式Base64解码
280
/// </summary>
281
/// <param name="base64Str"></param>
282
/// <param name="strEncoding"></param>
283
/// <returns></returns>
284
public static string DecodingFromBase64(string base64Str,System.Text.Encoding strEncoding)
285
{
286
Byte[] bytes = Convert.FromBase64String(base64Str);
287
return strEncoding.GetString(bytes);
288
}
289
/**//// <summary>
290
/// 根据指定的编码方式Base64编码
291
/// </summary>
292
/// <param name="str"></param>
293
/// <param name="strEncoding"></param>
294
/// <returns></returns>
295
public static string EncodingToBase64(string str,System.Text.Encoding strEncoding)
296
{
297
return Convert.ToBase64String(strEncoding.GetBytes(str));
298
}
299
}
两个常用的方法
1
/**//// <summary>
2
/// 通过字节数组形式的密钥获取字符串形式的密钥
3
/// </summary>
4
void GetStringByByteArray()
5
{
6
byte[] Key = new byte[8]
{56,50,55,56,56,55,49,49};
7
Response.Write(System.Text.Encoding.Default.GetString(Key));
8
Response.End();
9
}
10
11
/**//// <summary>
12
/// 通过字符串形式的密钥获取字节数组形式的密钥
13
/// </summary>
14
void GetByteArrayByString()
15
{
16
string key = "82788711";
17
Response.Write(System.Text.Encoding.Default.GetBytes(key));
18
Response.End();
19
20
}
有这里没包括的,欢迎回复,大家一起总结一下~~
http://www.cnblogs.com/goody9807/archive/2007/01/23/627785.html
相关文章推荐
- DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- [总结]DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- [总结]DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结[转]
- DotNet中用到的加密算法总结
- DotNet中用到的加密算法总结
- 对于数据库信息管理系统中可能会用到的比较牛的技术的总结
- SSM框架开发项目--用到的注解记录,及详解。(先记录,后研究,再总结---未完)
- UML类图中几种关系的总结,EA图中会用到
- java 最近将工作中用到的工具总结——数字工具
- Linux Kernel(Android) 加密算法总结(二)- A netlink-based user-space crypto API
- 实际开发中可能用到的PHP的字符串操作函数(总结)
- 国内外加密算法比较---感觉总结不错的一篇文章
- Linux Kernel(Android) 加密算法总结(二)- A netlink-based user-space crypto API
- Linux Kernel(Android) 加密算法总结(四)-应用程序调用OpenSSL加密算法