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Issue 325323004: [webcrypto] Remove support for AES 192-bit keys (1 of 2) (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 6 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <html> 2 <html>
3 <head> 3 <head>
4 <script src="../resources/js-test.js"></script> 4 <script src="../resources/js-test.js"></script>
5 <script src="resources/common.js"></script> 5 <script src="resources/common.js"></script>
6 </head> 6 </head>
7 <body> 7 <body>
8 <p id="description"></p> 8 <p id="description"></p>
9 <div id="console"></div> 9 <div id="console"></div>
10 10
11 <script> 11 <script>
12 description("Tests wrapping and unwrapping of AES-CBC keys using AES-KW and raw format"); 12 description("Tests wrapping and unwrapping of AES-CBC keys using AES-KW and raw format");
13 13
14 jsTestIsAsync = true; 14 jsTestIsAsync = true;
15 15
16 var kWrappingTestCases = [ 16 var kWrappingTestCases = [
17 // AES-KW test vectors from http://www.ietf.org/rfc/rfc3394.txt 17 // AES-KW test vectors from http://www.ietf.org/rfc/rfc3394.txt
18 // 4.1 Wrap 128 bits of Key Data with a 128-bit KEK 18 // 4.1 Wrap 128 bits of Key Data with a 128-bit KEK
19 { 19 {
20 "wrappingKey": "000102030405060708090A0B0C0D0E0F", 20 "wrappingKey": "000102030405060708090A0B0C0D0E0F",
21 "key": "00112233445566778899AABBCCDDEEFF", 21 "key": "00112233445566778899AABBCCDDEEFF",
22 "ciphertext": "1FA68B0A8112B447AEF34BD8FB5A7B829D3E862371D2CFE5" 22 "ciphertext": "1FA68B0A8112B447AEF34BD8FB5A7B829D3E862371D2CFE5"
23 }, 23 },
24 // 4.2 Wrap 128 bits of Key Data with a 192-bit KEK
25 {
26 "wrappingKey": "000102030405060708090A0B0C0D0E0F1011121314151617",
27 "key": "00112233445566778899AABBCCDDEEFF",
28 "ciphertext": "96778B25AE6CA435F92B5B97C050AED2468AB8A17AD84E5D"
29 },
30 // 4.3 Wrap 128 bits of Key Data with a 256-bit KEK 24 // 4.3 Wrap 128 bits of Key Data with a 256-bit KEK
31 { 25 {
32 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F", 26 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F",
33 "key": "00112233445566778899AABBCCDDEEFF", 27 "key": "00112233445566778899AABBCCDDEEFF",
34 "ciphertext": "64E8C3F9CE0F5BA263E9777905818A2A93C8191E7D6E8AE7" 28 "ciphertext": "64E8C3F9CE0F5BA263E9777905818A2A93C8191E7D6E8AE7"
35 }, 29 },
36 // 4.4 Wrap 192 bits of Key Data with a 192-bit KEK
37 {
38 "wrappingKey": "000102030405060708090A0B0C0D0E0F1011121314151617",
39 "key": "00112233445566778899AABBCCDDEEFF0001020304050607",
40 "ciphertext": "031D33264E15D33268F24EC260743EDCE1C6C7DDEE725A936BA814915C676 2D2"
41 },
42 // 4.5 Wrap 192 bits of Key Data with a 256-bit KEK 30 // 4.5 Wrap 192 bits of Key Data with a 256-bit KEK
43 { 31 {
44 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F", 32 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F",
45 "key": "00112233445566778899AABBCCDDEEFF0001020304050607", 33 "key": "00112233445566778899AABBCCDDEEFF0001020304050607",
46 "ciphertext": "A8F9BC1612C68B3FF6E6F4FBE30E71E4769C8B80A32CB8958CD5D17D6B254 DA1" 34 "ciphertext": "A8F9BC1612C68B3FF6E6F4FBE30E71E4769C8B80A32CB8958CD5D17D6B254 DA1"
47 }, 35 },
48 // 4.6 Wrap 256 bits of Key Data with a 256-bit KEK 36 // 4.6 Wrap 256 bits of Key Data with a 256-bit KEK
49 { 37 {
50 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F", 38 "wrappingKey": "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D 1E1F",
51 "key": "00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F", 39 "key": "00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F",
(...skipping 11 matching lines...) Expand all
63 var importAlgorithm = {name: 'aes-kw'}; 51 var importAlgorithm = {name: 'aes-kw'};
64 var keyData = hexStringToUint8Array(testCase.wrappingKey); 52 var keyData = hexStringToUint8Array(testCase.wrappingKey);
65 var usages = ['wrapKey', 'unwrapKey']; 53 var usages = ['wrapKey', 'unwrapKey'];
66 var extractable = false; 54 var extractable = false;
67 55
68 return crypto.subtle.importKey('raw', keyData, importAlgorithm, extracta ble, usages); 56 return crypto.subtle.importKey('raw', keyData, importAlgorithm, extracta ble, usages);
69 }).then(function(result) { 57 }).then(function(result) {
70 wrappingKey = result; 58 wrappingKey = result;
71 59
72 // Import the key to be wrapped. 60 // Import the key to be wrapped.
73 var importAlgorithm = {name: 'aes-cbc'}; 61 var importAlgorithm = {name: 'HMAC', hash: {name: 'sha-1'}};
74 var keyData = hexStringToUint8Array(testCase.key); 62 var keyData = hexStringToUint8Array(testCase.key);
75 var usages = ['encrypt', 'decrypt']; 63 var usages = ['sign', 'verify'];
76 var extractable = true; 64 var extractable = true;
77 65
78 return crypto.subtle.importKey('raw', keyData, importAlgorithm, extracta ble, usages); 66 return crypto.subtle.importKey('raw', keyData, importAlgorithm, extracta ble, usages);
79 }).then(function(result) { 67 }).then(function(result) {
80 key = result; 68 key = result;
81 69
82 // Wrap the key. 70 // Wrap the key.
83 var wrapAlgorithm = {name: 'aes-kw'}; 71 var wrapAlgorithm = {name: 'aes-kw'};
84 return crypto.subtle.wrapKey('raw', key, wrappingKey, wrapAlgorithm); 72 return crypto.subtle.wrapKey('raw', key, wrappingKey, wrapAlgorithm);
85 }).then(function(result) { 73 }).then(function(result) {
86 bytesShouldMatchHexString("Wrapped key data", testCase.ciphertext, resul t); 74 bytesShouldMatchHexString("Wrapped key data", testCase.ciphertext, resul t);
87 75
88 // Unwrap the key. 76 // Unwrap the key.
89 var wrappedKeyData = hexStringToUint8Array(testCase.ciphertext); 77 var wrappedKeyData = hexStringToUint8Array(testCase.ciphertext);
90 var unwrapAlgorithm = {name: 'aes-kw'}; 78 var unwrapAlgorithm = {name: 'aes-kw'};
91 var unwrappedKeyAlgorithm = {name: 'aes-cbc'}; 79 var unwrappedKeyAlgorithm = {name: 'HMAC', hash: {name: 'sha-1'}};
92 var extractable = true; 80 var extractable = true;
93 var usages = ['decrypt']; 81 var usages = ['sign'];
94 return crypto.subtle.unwrapKey('raw', wrappedKeyData, wrappingKey, unwra pAlgorithm, unwrappedKeyAlgorithm, extractable, usages); 82 return crypto.subtle.unwrapKey('raw', wrappedKeyData, wrappingKey, unwra pAlgorithm, unwrappedKeyAlgorithm, extractable, usages);
95 }).then(function(result) { 83 }).then(function(result) {
96 unwrappedKey = result; 84 unwrappedKey = result;
97 85
98 shouldEvaluateAs("unwrappedKey.algorithm.name", "AES-CBC"); 86 shouldEvaluateAs("unwrappedKey.algorithm.name", "HMAC");
87 shouldEvaluateAs("unwrappedKey.algorithm.hash.name", "SHA-1");
99 shouldEvaluateAs("unwrappedKey.algorithm.length", testCase.key.length * 4); 88 shouldEvaluateAs("unwrappedKey.algorithm.length", testCase.key.length * 4);
100 shouldEvaluateAs("unwrappedKey.extractable", true); 89 shouldEvaluateAs("unwrappedKey.extractable", true);
101 shouldEvaluateAs("unwrappedKey.usages.join(',')", "decrypt"); 90 shouldEvaluateAs("unwrappedKey.usages.join(',')", "sign");
102 91
103 return crypto.subtle.exportKey('raw', unwrappedKey); 92 return crypto.subtle.exportKey('raw', unwrappedKey);
104 }).then(function(result) { 93 }).then(function(result) {
105 bytesShouldMatchHexString("Unwrapped key data", testCase.key, result); 94 bytesShouldMatchHexString("Unwrapped key data", testCase.key, result);
106 }); 95 });
107 } 96 }
108 97
109 var lastPromise = Promise.resolve(null); 98 var lastPromise = Promise.resolve(null);
110 99
111 kWrappingTestCases.forEach(function(test) { 100 kWrappingTestCases.forEach(function(test) {
112 lastPromise = lastPromise.then(runTestCase.bind(null, test)); 101 lastPromise = lastPromise.then(runTestCase.bind(null, test));
113 }); 102 });
114 103
115 lastPromise.then(finishJSTest, failAndFinishJSTest); 104 lastPromise.then(finishJSTest, failAndFinishJSTest);
116 105
117 </script> 106 </script>
118 107
119 </body> 108 </body>
120 </html> 109 </html>
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