package application; import java.math.BigInteger; import java.security.KeyFactory; import java.security.NoSuchAlgorithmException; import java.security.NoSuchProviderException; import java.security.spec.InvalidKeySpecException; import java.security.spec.RSAPrivateCrtKeySpec; import java.security.spec.RSAPublicKeySpec; import application.BurpCertificateBuilder; class FakeBurpCertificateBuilder extends BurpCertificateBuilder { public FakeBurpCertificateBuilder(String subject) { super(subject); } @Override public void generateKeyPair() throws NoSuchAlgorithmException, NoSuchProviderException, InvalidKeySpecException { // https://github.com/bcgit/bc-java/blob/53d17ef99e30c6bd49e6eec9235e3eefca6a222d/pkix/src/test/java/org/bouncycastle/cert/test/CertTest.java RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(new BigInteger( "b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16), new BigInteger("11", 16)); RSAPrivateCrtKeySpec privKeySpec = new RSAPrivateCrtKeySpec(new BigInteger( "b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16), new BigInteger("11", 16), new BigInteger( "9f66f6b05410cd503b2709e88115d55daced94d1a34d4e32bf824d0dde6028ae79c5f07b580f5dce240d7111f7ddb130a7945cd7d957d1920994da389f490c89", 16), new BigInteger( "c0a0758cdf14256f78d4708c86becdead1b50ad4ad6c5c703e2168fbf37884cb", 16), new BigInteger("f01734d7960ea60070f1b06f2bb81bfac48ff192ae18451d5e56c734a5aab8a5", 16), new BigInteger( "b54bb9edff22051d9ee60f9351a48591b6500a319429c069a3e335a1d6171391", 16), new BigInteger("d3d83daf2a0cecd3367ae6f8ae1aeb82e9ac2f816c6fc483533d8297dd7884cd", 16), new BigInteger( "b8f52fc6f38593dabb661d3f50f8897f8106eee68b1bce78a95b132b4e5b5d19", 16)); KeyFactory fact = KeyFactory.getInstance("RSA", "BC"); setPrivateKey(fact.generatePrivate(privKeySpec)); setPublicKey(fact.generatePublic(pubKeySpec)); } }