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91 lines
3.8 KiB
91 lines
3.8 KiB
'use strict';
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const common = require('../common');
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var assert = require('assert');
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try {
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var crypto = require('crypto');
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} catch (e) {
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common.skip('node compiled without OpenSSL.');
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return;
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}
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/* This test verifies padding with leading zeroes for shared
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* secrets that are strictly smaller than the modulus (prime).
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* See:
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* RFC 4346: https://www.ietf.org/rfc/rfc4346.txt
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* https://github.com/nodejs/node-v0.x-archive/issues/7906
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* https://github.com/nodejs/node-v0.x-archive/issues/5239
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*
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* In FIPS mode OPENSSL_DH_FIPS_MIN_MODULUS_BITS = 1024, meaning we need
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* a FIPS-friendly >= 1024 bit prime, we can use MODP 14 from RFC 3526:
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* https://www.ietf.org/rfc/rfc3526.txt
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*
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* We can generate appropriate values with this code:
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*
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* crypto = require('crypto');
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*
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* for (;;) {
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* var a = crypto.getDiffieHellman('modp14'),
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* var b = crypto.getDiffieHellman('modp14');
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*
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* a.generateKeys();
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* b.generateKeys();
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*
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* var aSecret = a.computeSecret(b.getPublicKey()).toString('hex');
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* console.log("A public: " + a.getPublicKey().toString('hex'));
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* console.log("A private: " + a.getPrivateKey().toString('hex'));
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* console.log("B public: " + b.getPublicKey().toString('hex'));
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* console.log("B private: " + b.getPrivateKey().toString('hex'));
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* console.log("A secret: " + aSecret);
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* console.log('-------------------------------------------------');
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* if(aSecret.substring(0,2) === "00") {
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* console.log("found short key!");
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* return;
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* }
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* }
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*/
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var apub =
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'5484455905d3eff34c70980e871f27f05448e66f5a6efbb97cbcba4e927196c2bd9ea272cded91\
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10a4977afa8d9b16c9139a444ed2d954a794650e5d7cb525204f385e1af81530518563822ecd0f9\
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524a958d02b3c269e79d6d69850f0968ad567a4404fbb0b19efc8bc73e267b6136b88cafb33299f\
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f7c7cace3ffab1a88c2c9ee841f88b4c3679b4efc465f5c93cca11d487be57373e4c5926f634c4e\
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efee6721d01db91cd66321615b2522f96368dbc818875d422140d0edf30bdb97d9721feddcb9ff6\
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453741a4f687ee46fc54bf1198801f1210ac789879a5ee123f79e2d2ce1209df2445d32166bc9e4\
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8f89e944ec9c3b2e16c8066cd8eebd4e33eb941';
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var bpub =
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'3fca64510e36bc7da8a3a901c7b74c2eabfa25deaf7cbe1d0c50235866136ad677317279e1fb0\
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06e9c0a07f63e14a3363c8e016fbbde2b2c7e79fed1cc3e08e95f7459f547a8cd0523ee9dc744d\
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e5a956d92b937db4448917e1f6829437f05e408ee7aea70c0362b37370c7c75d14449d8b2d2133\
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04ac972302d349975e2265ca7103cfebd019d9e91234d638611abd049014f7abf706c1c5da6c88\
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788a1fdc6cdf17f5fffaf024ce8711a2ebde0b52e9f1cb56224483826d6e5ac6ecfaae07b75d20\
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6e8ac97f5be1a5b68f20382f2a7dac189cf169325c4cf845b26a0cd616c31fec905c5d9035e5f7\
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8e9880c812374ac0f3ca3d365f06e4be526b5affd4b79';
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var apriv =
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'62411e34704637d99c6c958a7db32ac22fcafafbe1c33d2cfdb76e12ded41f38fc16b792b9041\
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2e4c82755a3815ba52f780f0ee296ad46e348fc4d1dcd6b64f4eea1b231b2b7d95c5b1c2e26d34\
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83520558b9860a6eb668f01422a54e6604aa7702b4e67511397ef3ecb912bff1a83899c5a5bfb2\
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0ee29249a91b8a698e62486f7009a0e9eaebda69d77ecfa2ca6ba2db6c8aa81759c8c90c675979\
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08c3b3e6fc60668f7be81cce6784482af228dd7f489005253a165e292802cfd0399924f6c56827\
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7012f68255207722355634290acc7fddeefbba75650a85ece95b6a12de67eac016ba78960108dd\
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5dbadfaa43cc9fed515a1f307b7d90ae0623bc7b8cefb';
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var secret =
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'00c37b1e06a436d6717816a40e6d72907a6f255638b93032267dcb9a5f0b4a9aa0236f3dce63b\
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1c418c60978a00acd1617dfeecf1661d8a3fafb4d0d8824386750f4853313400e7e4afd22847e4\
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fa56bc9713872021265111906673b38db83d10cbfa1dea3b6b4c97c8655f4ae82125281af7f234\
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8916a15c6f95649367d169d587697480df4d10b381479e86d5518b520d9d8fb764084eab518224\
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dc8fe984ddaf532fc1531ce43155fa0ab32532bf1ece5356b8a3447b5267798a904f16f3f4e635\
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597adc0179d011132dcffc0bbcb0dd2c8700872f8663ec7ddd897c659cc2efebccc73f38f0ec96\
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8612314311231f905f91c63a1aea52e0b60cead8b57df';
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/* FIPS-friendly 2048 bit prime */
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var p = crypto.createDiffieHellman(
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crypto.getDiffieHellman('modp14').getPrime());
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p.setPublicKey(apub, 'hex');
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p.setPrivateKey(apriv, 'hex');
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assert.equal(
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p.computeSecret(bpub, 'hex', 'hex').toString('hex'),
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secret
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);
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