1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
|
package org.bouncycastle.crypto.test;
import org.bouncycastle.crypto.BufferedBlockCipher;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.CryptoException;
import org.bouncycastle.crypto.digests.GOST3411Digest;
import org.bouncycastle.crypto.engines.GOST28147Engine;
import org.bouncycastle.crypto.modes.CBCBlockCipher;
import org.bouncycastle.crypto.modes.CFBBlockCipher;
import org.bouncycastle.crypto.modes.GOFBBlockCipher;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.params.ParametersWithIV;
import org.bouncycastle.crypto.params.ParametersWithSBox;
import org.bouncycastle.util.encoders.Hex;
import org.bouncycastle.util.test.SimpleTest;
public class GOST28147Test
extends CipherTest
{
static String input1 = "0000000000000000";
static String output1 = "1b0bbc32cebcab42";
static String input2 = "bc350e71aac5f5c2";
static String output2 = "d35ab653493b49f5";
static String input3 = "bc350e71aa11345709acde";
static String output3 = "8824c124c4fd14301fb1e8";
static String input4 = "000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c0d0e0f";
static String output4 = "29b7083e0a6d955ca0ec5b04fdb4ea41949f1dd2efdf17baffc1780b031f3934";
static byte TestSBox[] = {
0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,
0xF,0xE,0xD,0xC,0xB,0xA,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0,
0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,
0xF,0xE,0xD,0xC,0xB,0xA,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0,
0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,
0xF,0xE,0xD,0xC,0xB,0xA,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0,
0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,
0xF,0xE,0xD,0xC,0xB,0xA,0x9,0x8,0x7,0x6,0x5,0x4,0x3,0x2,0x1,0x0
};
static SimpleTest[] tests =
{ new BlockCipherVectorTest(1, new GOST28147Engine(),
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")),
input1, output1),
new BlockCipherVectorTest(2, new CBCBlockCipher(new GOST28147Engine()),
new ParametersWithIV(new KeyParameter(Hex.decode("00112233445566778899AABBCCDDEEFF00112233445566778899AABBCCDDEEFF")),
Hex.decode("1234567890abcdef")), input2, output2),
new BlockCipherVectorTest(3, new GOFBBlockCipher(new GOST28147Engine()),
new ParametersWithIV(new KeyParameter(Hex.decode("0011223344556677889900112233445566778899001122334455667788990011")),
Hex.decode("1234567890abcdef")), //IV
input3, output3),
new BlockCipherVectorTest(4, new CFBBlockCipher(new GOST28147Engine(), 64),
new ParametersWithIV(new KeyParameter(Hex.decode("aafd12f659cae63489b479e5076ddec2f06cb58faafd12f659cae63489b479e5")),
Hex.decode("aafd12f659cae634")), input4, output4),
//tests with parameters, set S-box.
new BlockCipherVectorTest(5, new GOST28147Engine(),
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")),//key , default parameter S-box set to D-Test
input1, output1),
new BlockCipherVectorTest(6, new CFBBlockCipher(new GOST28147Engine(), 64),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("D-Test")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"b587f7a0814c911d"), //encrypt message
new BlockCipherVectorTest(7, new CFBBlockCipher(new GOST28147Engine(), 64),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("E-Test")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"e8287f53f991d52b"), //encrypt message
new BlockCipherVectorTest(8, new CFBBlockCipher(new GOST28147Engine(), 64),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("E-A")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"c41009dba22ebe35"), //encrypt message
new BlockCipherVectorTest(9, new CFBBlockCipher(new GOST28147Engine(), 8),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("E-B")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"80d8723fcd3aba28"), //encrypt message
new BlockCipherVectorTest(10, new CFBBlockCipher(new GOST28147Engine(), 8),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("E-C")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"739f6f95068499b5"), //encrypt message
new BlockCipherVectorTest(11, new CFBBlockCipher(new GOST28147Engine(), 8),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("E-D")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"4663f720f4340f57"), //encrypt message
new BlockCipherVectorTest(12, new CFBBlockCipher(new GOST28147Engine(), 8),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
GOST28147Engine.getSBox("D-A")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"5bb0a31d218ed564"), //encrypt message
new BlockCipherVectorTest(13, new CFBBlockCipher(new GOST28147Engine(), 8),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("546d203368656c326973652073736e62206167796967747473656865202c3d73")), //key
TestSBox), //set own S-box
Hex.decode("1234567890abcdef")), //IV
"0000000000000000", //input message
"c3af96ef788667c5"), //encrypt message
new BlockCipherVectorTest(14, new GOFBBlockCipher(new GOST28147Engine()),
new ParametersWithIV(
new ParametersWithSBox(
new KeyParameter(Hex.decode("4ef72b778f0b0bebeef4f077551cb74a927b470ad7d7f2513454569a247e989d")), //key
GOST28147Engine.getSBox("E-A")), //type S-box
Hex.decode("1234567890abcdef")), //IV
"bc350e71aa11345709acde", //input message
"1bcc2282707c676fb656dc"), //encrypt message
};
static private final int GOST28147_KEY_LENGTH = 32;
private byte[] generateKey(byte[] startkey)
{
byte[] newKey = new byte[GOST28147_KEY_LENGTH];
GOST3411Digest digest = new GOST3411Digest();
digest.update(startkey, 0, startkey.length);
digest.doFinal(newKey, 0);
return newKey;
}
GOST28147Test()
{
super(tests, new GOST28147Engine(), new KeyParameter(new byte[32]));
}
public void performTest()
throws Exception
{
super.performTest();
//advanced tests with GOST28147KeyGenerator:
//encrypt on hesh message; ECB mode:
byte[] in = Hex.decode("4e6f77206973207468652074696d6520666f7220616c6c20");
byte[] output = Hex.decode("8ad3c8f56b27ff1fbd46409359bdc796bc350e71aac5f5c0");
byte[] out = new byte[in.length];
byte[] key = generateKey(Hex.decode("0123456789abcdef")); //!!! heshing start_key - get 256 bits !!!
// System.out.println(new String(Hex.encode(key)));
CipherParameters param = new ParametersWithSBox(new KeyParameter(key), GOST28147Engine.getSBox("E-A"));
//CipherParameters param = new GOST28147Parameters(key,"D-Test");
BufferedBlockCipher cipher = new BufferedBlockCipher(new GOST28147Engine());
cipher.init(true, param);
int len1 = cipher.processBytes(in, 0, in.length, out, 0);
try
{
cipher.doFinal(out, len1);
}
catch (CryptoException e)
{
fail("failed - exception " + e.toString(), e);
}
if (out.length != output.length)
{
fail("failed - "
+ "expected " + new String(Hex.encode(output)) + " got "
+ new String(Hex.encode(out)));
}
for (int i = 0; i != out.length; i++)
{
if (out[i] != output[i])
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
}
//encrypt on hesh message; CFB mode:
in = Hex.decode("bc350e71aac5f5c2");
output = Hex.decode("0ebbbafcf38f14a5");
out = new byte[in.length];
key = generateKey(Hex.decode("0123456789abcdef")); //!!! heshing start_key - get 256 bits !!!
param = new ParametersWithIV(new ParametersWithSBox(
new KeyParameter(key), //key
GOST28147Engine.getSBox("E-A")), //type S-box
Hex.decode("1234567890abcdef")); //IV
cipher = new BufferedBlockCipher(new CFBBlockCipher(new GOST28147Engine(), 64));
cipher.init(true, param);
len1 = cipher.processBytes(in, 0, in.length, out, 0);
try
{
cipher.doFinal(out, len1);
}
catch (CryptoException e)
{
fail("failed - exception " + e.toString(), e);
}
if (out.length != output.length)
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
for (int i = 0; i != out.length; i++)
{
if (out[i] != output[i])
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
}
//encrypt on hesh message; CFB mode:
in = Hex.decode("000102030405060708090a0b0c0d0e0fff0102030405060708090a0b0c0d0e0f");
output = Hex.decode("64988982819f0a1655e226e19ecad79d10cc73bac95c5d7da034786c12294225");
out = new byte[in.length];
key = generateKey(Hex.decode("aafd12f659cae63489b479e5076ddec2f06cb58faafd12f659cae63489b479e5")); //!!! heshing start_key - get 256 bits !!!
param = new ParametersWithIV(new ParametersWithSBox(
new KeyParameter(key), //key
GOST28147Engine.getSBox("E-A")), //type S-box
Hex.decode("aafd12f659cae634")); //IV
cipher = new BufferedBlockCipher(new CFBBlockCipher(new GOST28147Engine(), 64));
cipher.init(true, param);
len1 = cipher.processBytes(in, 0, in.length, out, 0);
cipher.doFinal(out, len1);
if (out.length != output.length)
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
for (int i = 0; i != out.length; i++)
{
if (out[i] != output[i])
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
}
//encrypt on hesh message; OFB mode:
in = Hex.decode("bc350e71aa11345709acde");
output = Hex.decode("1bcc2282707c676fb656dc");
out = new byte[in.length];
key = generateKey(Hex.decode("0123456789abcdef")); //!!! heshing start_key - get 256 bits !!!
param = new ParametersWithIV(new ParametersWithSBox(
new KeyParameter(key), //key
GOST28147Engine.getSBox("E-A")), //type S-box
Hex.decode("1234567890abcdef")); //IV
cipher = new BufferedBlockCipher(new GOFBBlockCipher(new GOST28147Engine()));
cipher.init(true, param);
len1 = cipher.processBytes(in, 0, in.length, out, 0);
cipher.doFinal(out, len1);
if (out.length != output.length)
{
fail("failed - " + "expected "
+ new String(Hex.encode(output)) + " got "
+ new String(Hex.encode(out)));
}
for (int i = 0; i != out.length; i++)
{
if (out[i] != output[i])
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
}
// key reuse test
param = new ParametersWithIV(null, // key and sbox reused
Hex.decode("1234567890abcdef")); //IV
cipher.init(true, param);
len1 = cipher.processBytes(in, 0, in.length, out, 0);
cipher.doFinal(out, len1);
if (out.length != output.length)
{
fail("failed - " + "expected "
+ new String(Hex.encode(output)) + " got "
+ new String(Hex.encode(out)));
}
for (int i = 0; i != out.length; i++)
{
if (out[i] != output[i])
{
fail("failed - " + "expected " + new String(Hex.encode(output)) + " got " + new String(Hex.encode(out)));
}
}
}
public String getName()
{
return "GOST28147";
}
public static void main(
String[] args)
{
runTest(new GOST28147Test());
}
}
|
