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
|
const openpgp = typeof window !== 'undefined' && window.openpgp ? window.openpgp : require('../..');
const elliptic_curves = require('../../src/crypto/public_key/elliptic');
const hashMod = require('../../src/crypto/hash');
const config = require('../../src/config');
const util = require('../../src/util');
const sandbox = require('sinon/lib/sinon/sandbox');
const chai = require('chai');
const elliptic_data = require('./elliptic_data');
chai.use(require('chai-as-promised'));
const expect = chai.expect;
const key_data = elliptic_data.key_data;
/* eslint-disable no-invalid-this */
module.exports = () => describe('Elliptic Curve Cryptography @lightweight', function () {
const signature_data = {
priv: new Uint8Array([
0x14, 0x2B, 0xE2, 0xB7, 0x4D, 0xBD, 0x1B, 0x22,
0x4D, 0xDF, 0x96, 0xA4, 0xED, 0x8E, 0x5B, 0xF9,
0xBD, 0xD3, 0xFE, 0xAE, 0x3F, 0xB2, 0xCF, 0xEE,
0xA7, 0xDB, 0xD0, 0x58, 0xA7, 0x47, 0xF8, 0x7C
]),
pub: new Uint8Array([
0x04,
0xD3, 0x36, 0x11, 0xF9, 0xF9, 0xAB, 0x39, 0x23,
0x15, 0xB9, 0x71, 0x7B, 0x2A, 0x0B, 0xA6, 0x6D,
0x39, 0x6D, 0x64, 0x87, 0x22, 0x9A, 0xA3, 0x0A,
0x55, 0x27, 0x14, 0x2E, 0x1C, 0x61, 0xA2, 0x8A,
0xDA, 0x4E, 0x8F, 0xCE, 0x04, 0xBE, 0xE2, 0xC3,
0x82, 0x0B, 0x21, 0x4C, 0xBC, 0xED, 0x0E, 0xE2,
0xF1, 0x14, 0x33, 0x9A, 0x86, 0x5F, 0xC6, 0xF9,
0x8E, 0x95, 0x24, 0x10, 0x1F, 0x0F, 0x13, 0xE4
]),
message: new Uint8Array([
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F
]),
hashed: new Uint8Array([
0xbe, 0x45, 0xcb, 0x26, 0x05, 0xbf, 0x36, 0xbe,
0xbd, 0xe6, 0x84, 0x84, 0x1a, 0x28, 0xf0, 0xfd,
0x43, 0xc6, 0x98, 0x50, 0xa3, 0xdc, 0xe5, 0xfe,
0xdb, 0xa6, 0x99, 0x28, 0xee, 0x3a, 0x89, 0x91
]),
signature: {
r: new Uint8Array([
0xF1, 0x78, 0x1C, 0xA5, 0x13, 0x21, 0x0C, 0xBA,
0x6F, 0x18, 0x5D, 0xB3, 0x01, 0xE2, 0x17, 0x1B,
0x67, 0x65, 0x7F, 0xC6, 0x1F, 0x50, 0x12, 0xFB,
0x2F, 0xD3, 0xA4, 0x29, 0xE3, 0xC2, 0x44, 0x9F
]),
s: new Uint8Array([
0x7F, 0x08, 0x69, 0x6D, 0xBB, 0x1B, 0x9B, 0xF2,
0x62, 0x1C, 0xCA, 0x80, 0xC6, 0x15, 0xB2, 0xAE,
0x60, 0x50, 0xD1, 0xA7, 0x1B, 0x32, 0xF3, 0xB1,
0x01, 0x0B, 0xDF, 0xC6, 0xAB, 0xF0, 0xEB, 0x01
])
}
};
describe('Basic Operations', function () {
it('Creating curve from name or oid', function (done) {
Object.keys(openpgp.enums.curve).forEach(function(name_or_oid) {
expect(new elliptic_curves.Curve(name_or_oid)).to.exist;
});
Object.values(openpgp.enums.curve).forEach(function(name_or_oid) {
expect(new elliptic_curves.Curve(name_or_oid)).to.exist;
});
done();
});
it('Creating KeyPair', function () {
if (!config.useIndutnyElliptic && !util.getNodeCrypto()) {
this.skip();
}
const names = config.useIndutnyElliptic ? ['p256', 'p384', 'p521', 'secp256k1', 'curve25519', 'brainpoolP256r1', 'brainpoolP384r1', 'brainpoolP512r1'] :
['p256', 'p384', 'p521', 'curve25519'];
return Promise.all(names.map(function (name) {
const curve = new elliptic_curves.Curve(name);
return curve.genKeyPair().then(keyPair => {
expect(keyPair).to.exist;
});
}));
});
it('Signature verification', function (done) {
expect(
elliptic_curves.ecdsa.verify('p256', 8, signature_data.signature, signature_data.message, signature_data.pub, signature_data.hashed)
).to.eventually.be.true.notify(done);
});
it('Invalid signature', function (done) {
expect(
elliptic_curves.ecdsa.verify('p256', 8, signature_data.signature, signature_data.message, key_data.p256.pub, signature_data.hashed)
).to.eventually.be.false.notify(done);
});
it('Signature generation', function () {
return elliptic_curves.ecdsa.sign('p256', 8, signature_data.message, key_data.p256.pub, key_data.p256.priv, signature_data.hashed).then(async signature => {
await expect(
elliptic_curves.ecdsa.verify('p256', 8, signature, signature_data.message, key_data.p256.pub, signature_data.hashed)
).to.eventually.be.true;
});
});
});
describe('ECDSA signature', function () {
let sinonSandbox;
let getWebCryptoStub;
let getNodeCryptoStub;
beforeEach(function () {
sinonSandbox = sandbox.create();
});
afterEach(function () {
sinonSandbox.restore();
});
const disableNative = () => {
enableNative();
// stubbed functions return undefined
getWebCryptoStub = sinonSandbox.stub(util, 'getWebCrypto');
getNodeCryptoStub = sinonSandbox.stub(util, 'getNodeCrypto');
};
const enableNative = () => {
getWebCryptoStub && getWebCryptoStub.restore();
getNodeCryptoStub && getNodeCryptoStub.restore();
};
const verify_signature = async function (oid, hash, r, s, message, pub) {
if (util.isString(message)) {
message = util.stringToUint8Array(message);
} else if (!util.isUint8Array(message)) {
message = new Uint8Array(message);
}
const ecdsa = elliptic_curves.ecdsa;
return ecdsa.verify(
oid, hash, { r: new Uint8Array(r), s: new Uint8Array(s) }, message, new Uint8Array(pub), await hashMod.digest(hash, message)
);
};
const secp256k1_point = new Uint8Array([
0x04,
0x79, 0xBE, 0x66, 0x7E, 0xF9, 0xDC, 0xBB, 0xAC,
0x55, 0xA0, 0x62, 0x95, 0xCE, 0x87, 0x0B, 0x07,
0x02, 0x9B, 0xFC, 0xDB, 0x2D, 0xCE, 0x28, 0xD9,
0x59, 0xF2, 0x81, 0x5B, 0x16, 0xF8, 0x17, 0x98,
0x48, 0x3A, 0xDA, 0x77, 0x26, 0xA3, 0xC4, 0x65,
0x5D, 0xA4, 0xFB, 0xFC, 0x0E, 0x11, 0x08, 0xA8,
0xFD, 0x17, 0xB4, 0x48, 0xA6, 0x85, 0x54, 0x19,
0x9C, 0x47, 0xD0, 0x8F, 0xFB, 0x10, 0xD4, 0xB8
]);
const secp256k1_invalid_point = new Uint8Array([
0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
]);
const secp256k1_invalid_point_format = new Uint8Array([
0x04,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
]);
it('Invalid curve oid', function () {
return Promise.all([
expect(verify_signature(
'invalid oid', 8, [], [], [], []
)).to.be.rejectedWith(Error, /Not valid curve/),
expect(verify_signature(
'\x00', 8, [], [], [], []
)).to.be.rejectedWith(Error, /Not valid curve/)
]);
});
it('Invalid public key', async function () {
if (!config.useIndutnyElliptic && !util.getNodeCrypto()) {
this.skip(); // webcrypto does not implement secp256k1
}
if (util.getNodeCrypto()) {
await expect(verify_signature(
'secp256k1', 8, [], [], [], []
)).to.eventually.be.false;
await expect(verify_signature(
'secp256k1', 8, [], [], [], secp256k1_invalid_point_format
)).to.eventually.be.false;
}
if (config.useIndutnyElliptic) {
disableNative();
await expect(verify_signature(
'secp256k1', 8, [], [], [], []
)).to.be.rejectedWith(Error, /Unknown point format/);
await expect(verify_signature(
'secp256k1', 8, [], [], [], secp256k1_invalid_point_format
)).to.be.rejectedWith(Error, /Unknown point format/);
}
});
it('Invalid point', async function () {
if (!config.useIndutnyElliptic && !util.getNodeCrypto()) {
this.skip();
}
if (util.getNodeCrypto()) {
await expect(verify_signature(
'secp256k1', 8, [], [], [], secp256k1_invalid_point
)).to.eventually.be.false;
}
if (config.useIndutnyElliptic) {
disableNative();
await expect(verify_signature(
'secp256k1', 8, [], [], [], secp256k1_invalid_point
)).to.be.rejectedWith(Error, /Invalid elliptic public key/);
}
});
it('Invalid signature', function (done) {
if (!config.useIndutnyElliptic && !util.getNodeCrypto()) {
this.skip();
}
expect(verify_signature(
'secp256k1', 8, [], [], [], secp256k1_point
)).to.eventually.be.false.notify(done);
});
const p384_message = new Uint8Array([
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF
]);
const p384_r = new Uint8Array([
0x9D, 0x07, 0xCA, 0xA5, 0x9F, 0xBE, 0xB8, 0x76,
0xA9, 0xB9, 0x66, 0x0F, 0xA0, 0x64, 0x70, 0x5D,
0xE6, 0x37, 0x40, 0x43, 0xD0, 0x8E, 0x40, 0xA8,
0x8B, 0x37, 0x83, 0xE7, 0xBC, 0x1C, 0x4C, 0x86,
0xCB, 0x3C, 0xD5, 0x9B, 0x68, 0xF0, 0x65, 0xEB,
0x3A, 0xB6, 0xD6, 0xA6, 0xCF, 0x85, 0x3D, 0xA9
]);
const p384_s = new Uint8Array([
0x32, 0x85, 0x78, 0xCC, 0xEA, 0xC5, 0x22, 0x83,
0x10, 0x73, 0x1C, 0xCF, 0x10, 0x8A, 0x52, 0x11,
0x8E, 0x49, 0x9E, 0xCF, 0x7E, 0x17, 0x18, 0xC3,
0x11, 0x11, 0xBC, 0x0F, 0x6D, 0x98, 0xE2, 0x16,
0x68, 0x58, 0x23, 0x1D, 0x11, 0xEF, 0x3D, 0x21,
0x30, 0x75, 0x24, 0x39, 0x48, 0x89, 0x03, 0xDC
]);
it('Valid signature', function (done) {
expect(verify_signature('p384', 8, p384_r, p384_s, p384_message, key_data.p384.pub))
.to.eventually.be.true.notify(done);
});
it('Sign and verify message', function () {
const curve = new elliptic_curves.Curve('p521');
return curve.genKeyPair().then(async keyPair => {
const keyPublic = new Uint8Array(keyPair.publicKey);
const keyPrivate = new Uint8Array(keyPair.privateKey);
const oid = curve.oid;
const message = p384_message;
return elliptic_curves.ecdsa.sign(oid, 10, message, keyPublic, keyPrivate, await hashMod.digest(10, message)).then(async signature => {
await expect(elliptic_curves.ecdsa.verify(oid, 10, signature, message, keyPublic, await hashMod.digest(10, message)))
.to.eventually.be.true;
});
});
});
});
});
|
