/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 7123519
* @summary Problem with java/classes_security
*/
import java.net.*;
import java.util.*;
import java.io.*;
import javax.net.ssl.*;
import java.security.KeyStore;
import java.security.cert.*;
import java.security.spec.*;
import java.security.interfaces.*;
import sun.security.provider.certpath.SunCertPathBuilderParameters;
public class ReverseBuildCompromised {
// DigiNotar Root CA, untrusted root certificate
static String trustedCertStr =
"-----BEGIN CERTIFICATE-----\n" +
"MIIE2DCCBEGgAwIBAgIEN0rSQzANBgkqhkiG9w0BAQUFADCBwzELMAkGA1UEBhMC\n" +
"VVMxFDASBgNVBAoTC0VudHJ1c3QubmV0MTswOQYDVQQLEzJ3d3cuZW50cnVzdC5u\n" +
"ZXQvQ1BTIGluY29ycC4gYnkgcmVmLiAobGltaXRzIGxpYWIuKTElMCMGA1UECxMc\n" +
"KGMpIDE5OTkgRW50cnVzdC5uZXQgTGltaXRlZDE6MDgGA1UEAxMxRW50cnVzdC5u\n" +
"ZXQgU2VjdXJlIFNlcnZlciBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTAeFw05OTA1\n" +
"MjUxNjA5NDBaFw0xOTA1MjUxNjM5NDBaMIHDMQswCQYDVQQGEwJVUzEUMBIGA1UE\n" +
"ChMLRW50cnVzdC5uZXQxOzA5BgNVBAsTMnd3dy5lbnRydXN0Lm5ldC9DUFMgaW5j\n" +
"b3JwLiBieSByZWYuIChsaW1pdHMgbGlhYi4pMSUwIwYDVQQLExwoYykgMTk5OSBF\n" +
"bnRydXN0Lm5ldCBMaW1pdGVkMTowOAYDVQQDEzFFbnRydXN0Lm5ldCBTZWN1cmUg\n" +
"U2VydmVyIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MIGdMA0GCSqGSIb3DQEBAQUA\n" +
"A4GLADCBhwKBgQDNKIM0VBuJ8w+vN5Ex/68xYMmo6LIQaO2f55M28Qpku0f1BBc/\n" +
"I0dNxScZgSYMVHINiC3ZH5oSn7yzcdOAGT9HZnuMNSjSuQrfJNqc1lB5gXpa0zf3\n" +
"wkrYKZImZNHkmGw6AIr1NJtl+O3jEP/9uElY3KDegjlrgbEWGWG5VLbmQwIBA6OC\n" +
"AdcwggHTMBEGCWCGSAGG+EIBAQQEAwIABzCCARkGA1UdHwSCARAwggEMMIHeoIHb\n" +
"oIHYpIHVMIHSMQswCQYDVQQGEwJVUzEUMBIGA1UEChMLRW50cnVzdC5uZXQxOzA5\n" +
"BgNVBAsTMnd3dy5lbnRydXN0Lm5ldC9DUFMgaW5jb3JwLiBieSByZWYuIChsaW1p\n" +
"dHMgbGlhYi4pMSUwIwYDVQQLExwoYykgMTk5OSBFbnRydXN0Lm5ldCBMaW1pdGVk\n" +
"MTowOAYDVQQDEzFFbnRydXN0Lm5ldCBTZWN1cmUgU2VydmVyIENlcnRpZmljYXRp\n" +
"b24gQXV0aG9yaXR5MQ0wCwYDVQQDEwRDUkwxMCmgJ6AlhiNodHRwOi8vd3d3LmVu\n" +
"dHJ1c3QubmV0L0NSTC9uZXQxLmNybDArBgNVHRAEJDAigA8xOTk5MDUyNTE2MDk0\n" +
"MFqBDzIwMTkwNTI1MTYwOTQwWjALBgNVHQ8EBAMCAQYwHwYDVR0jBBgwFoAU8Bdi\n" +
"E1U9s/8KAGv7UISX8+1i0BowHQYDVR0OBBYEFPAXYhNVPbP/CgBr+1CEl/PtYtAa\n" +
"MAwGA1UdEwQFMAMBAf8wGQYJKoZIhvZ9B0EABAwwChsEVjQuMAMCBJAwDQYJKoZI\n" +
"hvcNAQEFBQADgYEAkNwwAvpkdMKnCqV8IY00F6j7Rw7/JXyNEwr75Ji174z4xRAN\n" +
"95K+8cPV1ZVqBLssziY2ZcgxxufuP+NXdYR6Ee9GTxj005i7qIcyunL2POI9n9cd\n" +
"2cNgQ4xYDiKWL2KjLB+6rQXvqzJ4h6BUcxm1XAX5Uj5tLUUL9wqT6u0G+bI=\n" +
"-----END CERTIFICATE-----";
// DigiNotar Root CA, untrusted cross-certificate
static String untrustedCrossCertStr =
"-----BEGIN CERTIFICATE-----\n" +
"MIIFSDCCBLGgAwIBAgIERpwsrzANBgkqhkiG9w0BAQUFADCBwzELMAkGA1UEBhMC\n" +
"VVMxFDASBgNVBAoTC0VudHJ1c3QubmV0MTswOQYDVQQLEzJ3d3cuZW50cnVzdC5u\n" +
"ZXQvQ1BTIGluY29ycC4gYnkgcmVmLiAobGltaXRzIGxpYWIuKTElMCMGA1UECxMc\n" +
"KGMpIDE5OTkgRW50cnVzdC5uZXQgTGltaXRlZDE6MDgGA1UEAxMxRW50cnVzdC5u\n" +
"ZXQgU2VjdXJlIFNlcnZlciBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTAeFw0wNzA3\n" +
"MjYxNTU3MzlaFw0xMzA4MjYxNjI3MzlaMF8xCzAJBgNVBAYTAk5MMRIwEAYDVQQK\n" +
"EwlEaWdpTm90YXIxGjAYBgNVBAMTEURpZ2lOb3RhciBSb290IENBMSAwHgYJKoZI\n" +
"hvcNAQkBFhFpbmZvQGRpZ2lub3Rhci5ubDCCAiIwDQYJKoZIhvcNAQEBBQADggIP\n" +
"ADCCAgoCggIBAKywWMEAvdghCAsrmv5uVjAFnxt3kBBBXMMNhxF3joHxynzpjGrt\n" +
"OHQ1u9rf+bvACTe0lnOBfTMamDn3k2+Vfz25sXWHulFI6ItwPpUExdi2wxbZiLCx\n" +
"hx1w2oa0DxSLes8Q0XQ2ohJ7d4ZKeeZ73wIRaKVOhq40WJskE3hWIiUeAYtLUXH7\n" +
"gsxZlmmIWmhTxbkNAjfLS7xmSpB+KgsFB+0WX1WQddhGyRuD4gi+8SPMmR3WKg+D\n" +
"IBVYJ4Iu+uIiwkmxuQGBap1tnUB3aHZOISpthECFTnaZfILz87cCWdQmARuO361T\n" +
"BtGuGN3isjrL14g4jqxbKbkZ05j5GAPPSIKGZgsbaQ/J6ziIeiYaBUyS1yTUlvKs\n" +
"Ui2jR9VS9j/+zoQGcKaqPqLytlY0GFei5IFt58rwatPHkWsCg0F8Fe9rmmRe49A8\n" +
"5bHre12G+8vmd0nNo2Xc97mcuOQLX5PPzDAaMhzOHGOVpfnq4XSLnukrqTB7oBgf\n" +
"DhgL5Vup09FsHgdnj5FLqYq80maqkwGIspH6MVzVpsFSCAnNCmOi0yKm6KHZOQaX\n" +
"9W6NApCMFHs/gM0bnLrEWHIjr7ZWn8Z6QjMpBz+CyeYfBQ3NTCg2i9PIPhzGiO9e\n" +
"7olk6R3r2ol+MqZp0d3MiJ/R0MlmIdwGZ8WUepptYkx9zOBkgLKeR46jAgMBAAGj\n" +
"ggEmMIIBIjASBgNVHRMBAf8ECDAGAQH/AgEBMCcGA1UdJQQgMB4GCCsGAQUFBwMB\n" +
"BggrBgEFBQcDAgYIKwYBBQUHAwQwEQYDVR0gBAowCDAGBgRVHSAAMDMGCCsGAQUF\n" +
"BwEBBCcwJTAjBggrBgEFBQcwAYYXaHR0cDovL29jc3AuZW50cnVzdC5uZXQwMwYD\n" +
"VR0fBCwwKjAooCagJIYiaHR0cDovL2NybC5lbnRydXN0Lm5ldC9zZXJ2ZXIxLmNy\n" +
"bDAdBgNVHQ4EFgQUiGi/4I41xDs4a2L3KDuEgcgM100wCwYDVR0PBAQDAgEGMB8G\n" +
"A1UdIwQYMBaAFPAXYhNVPbP/CgBr+1CEl/PtYtAaMBkGCSqGSIb2fQdBAAQMMAob\n" +
"BFY3LjEDAgCBMA0GCSqGSIb3DQEBBQUAA4GBAEa6RcDNcEIGUlkDJUY/pWTds4zh\n" +
"xbVkp3wSmpwPFhx5fxTyF4HD2L60jl3aqjTB7gPpsL2Pk5QZlNsi3t4UkCV70UOd\n" +
"ueJRN3o/LOtk4+bjXY2lC0qTHbN80VMLqPjmaf9ghSA9hwhskdtMgRsgfd90q5QP\n" +
"ZFdYf+hthc3m6IcJ\n" +
"-----END CERTIFICATE-----";
// DigiNotar Root CA, compromised certificate
static String compromisedCertStr =
"-----BEGIN CERTIFICATE-----\n" +
"MIIFijCCA3KgAwIBAgIQDHbanJEMTiye/hXQWJM8TDANBgkqhkiG9w0BAQUFADBf\n" +
"MQswCQYDVQQGEwJOTDESMBAGA1UEChMJRGlnaU5vdGFyMRowGAYDVQQDExFEaWdp\n" +
"Tm90YXIgUm9vdCBDQTEgMB4GCSqGSIb3DQEJARYRaW5mb0BkaWdpbm90YXIubmww\n" +
"HhcNMDcwNTE2MTcxOTM2WhcNMjUwMzMxMTgxOTIxWjBfMQswCQYDVQQGEwJOTDES\n" +
"MBAGA1UEChMJRGlnaU5vdGFyMRowGAYDVQQDExFEaWdpTm90YXIgUm9vdCBDQTEg\n" +
"MB4GCSqGSIb3DQEJARYRaW5mb0BkaWdpbm90YXIubmwwggIiMA0GCSqGSIb3DQEB\n" +
"AQUAA4ICDwAwggIKAoICAQCssFjBAL3YIQgLK5r+blYwBZ8bd5AQQVzDDYcRd46B\n" +
"8cp86Yxq7Th0Nbva3/m7wAk3tJZzgX0zGpg595NvlX89ubF1h7pRSOiLcD6VBMXY\n" +
"tsMW2YiwsYcdcNqGtA8Ui3rPENF0NqISe3eGSnnme98CEWilToauNFibJBN4ViIl\n" +
"HgGLS1Fx+4LMWZZpiFpoU8W5DQI3y0u8ZkqQfioLBQftFl9VkHXYRskbg+IIvvEj\n" +
"zJkd1ioPgyAVWCeCLvriIsJJsbkBgWqdbZ1Ad2h2TiEqbYRAhU52mXyC8/O3AlnU\n" +
"JgEbjt+tUwbRrhjd4rI6y9eIOI6sWym5GdOY+RgDz0iChmYLG2kPyes4iHomGgVM\n" +
"ktck1JbyrFIto0fVUvY//s6EBnCmqj6i8rZWNBhXouSBbefK8GrTx5FrAoNBfBXv\n" +
"a5pkXuPQPOWx63tdhvvL5ndJzaNl3Pe5nLjkC1+Tz8wwGjIczhxjlaX56uF0i57p\n" +
"K6kwe6AYHw4YC+VbqdPRbB4HZ4+RS6mKvNJmqpMBiLKR+jFc1abBUggJzQpjotMi\n" +
"puih2TkGl/VujQKQjBR7P4DNG5y6xFhyI6+2Vp/GekIzKQc/gsnmHwUNzUwoNovT\n" +
"yD4cxojvXu6JZOkd69qJfjKmadHdzIif0dDJZiHcBmfFlHqabWJMfczgZICynkeO\n" +
"owIDAQABo0IwQDAPBgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBBjAdBgNV\n" +
"HQ4EFgQUiGi/4I41xDs4a2L3KDuEgcgM100wDQYJKoZIhvcNAQEFBQADggIBADsC\n" +
"jcs8MOhuoK3yc7NfniUTBAXT9uOLuwt5zlPe5JbF0a9zvNXD0EBVfEB/zRtfCdXy\n" +
"fJ9oHbtdzno5wozWmHvFg1Wo1X1AyuAe94leY12hE8JdiraKfADzI8PthV9xdvBo\n" +
"Y6pFITlIYXg23PFDk9Qlx/KAZeFTAnVR/Ho67zerhChXDNjU1JlWbOOi/lmEtDHo\n" +
"M/hklJRRl6s5xUvt2t2AC298KQ3EjopyDedTFLJgQT2EkTFoPSdE2+Xe9PpjRchM\n" +
"Ppj1P0G6Tss3DbpmmPHdy59c91Q2gmssvBNhl0L4eLvMyKKfyvBovWsdst+Nbwed\n" +
"2o5nx0ceyrm/KkKRt2NTZvFCo+H0Wk1Ya7XkpDOtXHAd3ODy63MUkZoDweoAZbwH\n" +
"/M8SESIsrqC9OuCiKthZ6SnTGDWkrBFfGbW1G/8iSlzGeuQX7yCpp/Q/rYqnmgQl\n" +
"nQ7KN+ZQ/YxCKQSa7LnPS3K94gg2ryMvYuXKAdNw23yCIywWMQzGNgeQerEfZ1jE\n" +
"O1hZibCMjFCz2IbLaKPECudpSyDOwR5WS5WpI2jYMNjD67BVUc3l/Su49bsRn1NU\n" +
"9jQZjHkJNsphFyUXC4KYcwx3dMPVDceoEkzHp1RxRy4sGn3J4ys7SN4nhKdjNrN9\n" +
"j6BkOSQNPXuHr2ZcdBtLc7LljPCGmbjlxd+Ewbfr\n" +
"-----END CERTIFICATE-----";
// DigiNotar Public CA 2025, intermediate certificate
static String intermediateCertStr =
"-----BEGIN CERTIFICATE-----\n" +
"MIIGAzCCA+ugAwIBAgIQHn16Uz1FMEGWQA9xSB9FBDANBgkqhkiG9w0BAQUFADBf\n" +
"MQswCQYDVQQGEwJOTDESMBAGA1UEChMJRGlnaU5vdGFyMRowGAYDVQQDExFEaWdp\n" +
"Tm90YXIgUm9vdCBDQTEgMB4GCSqGSIb3DQEJARYRaW5mb0BkaWdpbm90YXIubmww\n" +
"HhcNMDYwMjA2MTYwNzAyWhcNMjUwMzI4MTYwNzAyWjBmMQswCQYDVQQGEwJOTDES\n" +
"MBAGA1UEChMJRGlnaU5vdGFyMSEwHwYDVQQDExhEaWdpTm90YXIgUHVibGljIENB\n" +
"IDIwMjUxIDAeBgkqhkiG9w0BCQEWEWluZm9AZGlnaW5vdGFyLm5sMIIBIjANBgkq\n" +
"hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs/2eu/I5fMG8lbvPph3e8zfJpZQtg/72\n" +
"Yx29+ivtKehiF6A3n785XyoY6IT3vlCrhy1CbMOY3M0x1n4YQlv17B0XZ/DqHyBA\n" +
"SQvnDNbkM9j4NoSy/sRtGsP6PetIFFjrhE9whZuvuSUC1PY4PruEEJp8zOCx4+wU\n" +
"Zt9xvjy4Xra+bSia5rwccQ/R5FYTGKrYCthOy9C9ud5Fhd++rlVhgdA/78w+Cs2s\n" +
"xS4i0MAxG75P3/e/bATJKepbydHdDjkyz9o3RW/wdPUXhzEw4EwUjYg6XJrDzMad\n" +
"6aL9M/eaxDjgz6o48EaWRDrGptaE2uJRuErVz7oOO0p/wYKq/BU+/wIDAQABo4IB\n" +
"sjCCAa4wOgYIKwYBBQUHAQEELjAsMCoGCCsGAQUFBzABhh5odHRwOi8vdmFsaWRh\n" +
"dGlvbi5kaWdpbm90YXIubmwwHwYDVR0jBBgwFoAUiGi/4I41xDs4a2L3KDuEgcgM\n" +
"100wEgYDVR0TAQH/BAgwBgEB/wIBADCBxgYDVR0gBIG+MIG7MIG4Bg5ghBABh2kB\n" +
"AQEBBQIGBDCBpTAnBggrBgEFBQcCARYbaHR0cDovL3d3dy5kaWdpbm90YXIubmwv\n" +
"Y3BzMHoGCCsGAQUFBwICMG4abENvbmRpdGlvbnMsIGFzIG1lbnRpb25lZCBvbiBv\n" +
"dXIgd2Vic2l0ZSAod3d3LmRpZ2lub3Rhci5ubCksIGFyZSBhcHBsaWNhYmxlIHRv\n" +
"IGFsbCBvdXIgcHJvZHVjdHMgYW5kIHNlcnZpY2VzLjBDBgNVHR8EPDA6MDigNqA0\n" +
"hjJodHRwOi8vc2VydmljZS5kaWdpbm90YXIubmwvY3JsL3Jvb3QvbGF0ZXN0Q1JM\n" +
"LmNybDAOBgNVHQ8BAf8EBAMCAQYwHQYDVR0OBBYEFN8zwK+S/jf8ttgWFtDZsZHV\n" +
"+m6lMA0GCSqGSIb3DQEBBQUAA4ICAQCfV1rmBd9QStEyQ40lT0tqby0/3ez0STuJ\n" +
"ESBQLQD56XYdb4VFSuqA6xTtiuSVHLoiv2xyISN9FvX3A5VtifkJ00JEaLQJiSsE\n" +
"wGDkYGl1DT7SsqtAVKdMAuCM+e0j0/RV3hZ6kcrM7/wFccHwM+/TiurR9lgZDzB4\n" +
"a7++A4XrYyKx9vc9ZwBEnD1nrAe7++gg9cuZgP7e+QL0FBHMjpw+gnCDjr2dzBZC\n" +
"4r+b8SOqlbPRPexBuNghlc7PfcPIyFis2LJXDRMWiAd3TcfdALwRsuKMR/T+cwyr\n" +
"asy69OEGHplLT57otQ524BDctDXNzlH9bHEh52QzqkWvIDqs42910IUy1nYNPIUG\n" +
"yYJV/T7H8Jb6vfMZWe47iUFvtNZCi8+b542gRUwdi+ca+hGviBC9Qr4Wv1pl7CBQ\n" +
"Hy1axTkHiQawUo/hgmoetCpftugl9yJTfvsBorUV1ZMxn9B1JLSGtWnbUsFRla7G\n" +
"fNa0IsUkzmmha8XCzvNu0d1PDGtcQyUqmDOE1Hx4cIBeuF8ipuIXkrVCr9zAZ4ZC\n" +
"hgz6aA1gDTW8whSRJqYEYEQ0pcMEFLyXE+Nz3O8NinO2AuxqKhjMk13203xA7lPY\n" +
"MnBQ0v7S3qqbp/pvPMiUhOz/VaYted6QmOY5EATBnFiLCuw87JXoAyp382eJ3WX1\n" +
"hOiR4IX9Tg==\n" +
"-----END CERTIFICATE-----";
// The fraudulent certificate issued by above compromised CA
static String targetCertStr =
"-----BEGIN CERTIFICATE-----\n" +
"MIIFKDCCBBCgAwIBAgIQBeLmpM0J6lTWZbB1/iKiVjANBgkqhkiG9w0BAQUFADBm\n" +
"MQswCQYDVQQGEwJOTDESMBAGA1UEChMJRGlnaU5vdGFyMSEwHwYDVQQDExhEaWdp\n" +
"Tm90YXIgUHVibGljIENBIDIwMjUxIDAeBgkqhkiG9w0BCQEWEWluZm9AZGlnaW5v\n" +
"dGFyLm5sMB4XDTExMDcxMDE5MDYzMFoXDTEzMDcwOTE5MDYzMFowajELMAkGA1UE\n" +
"BhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMxFjAUBgNVBAcTDU1vdW50YWluIFZp\n" +
"ZXcxFzAVBgNVBAUTDlBLMDAwMjI5MjAwMDAyMRUwEwYDVQQDEwwqLmdvb2dsZS5j\n" +
"b20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDNbeKubCV0aCxhOiOS\n" +
"CSQ/w9HXTYuD5BLKuiqXNw3setdTymeJz2L8aWOHo3nicFNDVwWTgwWomGNr2J6Q\n" +
"7g1iINNSW0rR4E1l2szRkcnAY6c6i/Eke93nF4i2hDsnIBveolF5yjpuRm73uQQD\n" +
"ulHjA3BFRF/PTi0fw2/Yt+8ieoMuNcMWN6Eou5Gqt5YZkWv176ofeCbsBmMrP87x\n" +
"OhhtTDckCapk4VQZG2XrfzZcV6tdzCp5TI8uHdu17cdzXm1imZ8tyvzFeiCEOQN8\n" +
"vPNzB/fIr3CJQ5q4uM5aKT3DD5PeVzf4rfJKQNgCTWiIBc9XcWEUuszwAsnmg7e2\n" +
"EJRdAgMBAAGjggHMMIIByDA6BggrBgEFBQcBAQQuMCwwKgYIKwYBBQUHMAGGHmh0\n" +
"dHA6Ly92YWxpZGF0aW9uLmRpZ2lub3Rhci5ubDAfBgNVHSMEGDAWgBTfM8Cvkv43\n" +
"/LbYFhbQ2bGR1fpupTAJBgNVHRMEAjAAMIHGBgNVHSAEgb4wgbswgbgGDmCEEAGH\n" +
"aQEBAQIEAQICMIGlMCcGCCsGAQUFBwIBFhtodHRwOi8vd3d3LmRpZ2lub3Rhci5u\n" +
"bC9jcHMwegYIKwYBBQUHAgIwbhpsQ29uZGl0aW9ucywgYXMgbWVudGlvbmVkIG9u\n" +
"IG91ciB3ZWJzaXRlICh3d3cuZGlnaW5vdGFyLm5sKSwgYXJlIGFwcGxpY2FibGUg\n" +
"dG8gYWxsIG91ciBwcm9kdWN0cyBhbmQgc2VydmljZXMuMEkGA1UdHwRCMEAwPqA8\n" +
"oDqGOGh0dHA6Ly9zZXJ2aWNlLmRpZ2lub3Rhci5ubC9jcmwvcHVibGljMjAyNS9s\n" +
"YXRlc3RDUkwuY3JsMA4GA1UdDwEB/wQEAwIEsDAbBgNVHREEFDASgRBhZG1pbkBn\n" +
"b29nbGUuY29tMB0GA1UdDgQWBBQHSn0WJzIo0eMBMQUNsMqN6eF/7TANBgkqhkiG\n" +
"9w0BAQUFAAOCAQEAAs5dL7N9wzRJkI4Aq4lC5t8j5ZadqnqUcgYLADzSv4ExytNH\n" +
"UY2nH6iVTihC0UPSsILWraoeApdT7Rphz/8DLQEBRGdeKWAptNM3EbiXtQaZT2uB\n" +
"pidL8UoafX0kch3f71Y1scpBEjvu5ZZLnjg0A8AL0tnsereOVdDpU98bKqdbbrnM\n" +
"FRmBlSf7xdaNca6JJHeEpga4E9Ty683CmccrSGXdU2tTCuHEJww+iOAUtPIZcsum\n" +
"U7/eYeY1pMyGLyIjbNgRY7nDzRwvM/BsbL9eh4/mSQj/4nncqJd22sVQpCggQiVK\n" +
"baB2sVGcVNBkK55bT8gPqnx8JypubyUvayzZGg==\n" +
"-----END CERTIFICATE-----";
public static void main(String args[]) throws Exception {
Exception reservedException = null;
try {
build();
} catch (CertPathBuilderException cpbe) {
reservedException = cpbe;
}
if (reservedException == null) {
throw new Exception("Unable to block fraudulent certificate");
}
System.out.println(
"The expected untrusted cert exception: " + reservedException);
}
private static X509CertSelector generateSelector() throws Exception {
// generate certificate from cert strings
CertificateFactory cf = CertificateFactory.getInstance("X.509");
X509Certificate target = null;
try (ByteArrayInputStream is =
new ByteArrayInputStream(targetCertStr.getBytes())) {
target = (X509Certificate)cf.generateCertificate(is);
}
X509CertSelector selector = new X509CertSelector();
selector.setCertificate(target);
selector.setSubject(target.getSubjectX500Principal());
return selector;
}
private static CertStore generateCertificateStore() throws Exception {
// generate certificate from cert strings
CertificateFactory cf = CertificateFactory.getInstance("X.509");
// generate certification path
Set<Certificate> entries = new HashSet();
try (ByteArrayInputStream is =
new ByteArrayInputStream(targetCertStr.getBytes())) {
entries.add(cf.generateCertificate(is));
}
try (ByteArrayInputStream is =
new ByteArrayInputStream(intermediateCertStr.getBytes())) {
entries.add(cf.generateCertificate(is));
}
try (ByteArrayInputStream is =
new ByteArrayInputStream(compromisedCertStr.getBytes())) {
entries.add(cf.generateCertificate(is));
}
try (ByteArrayInputStream is =
new ByteArrayInputStream(untrustedCrossCertStr.getBytes())) {
entries.add(cf.generateCertificate(is));
}
return CertStore.getInstance("Collection",
new CollectionCertStoreParameters(entries));
}
private static Set<TrustAnchor> generateTrustAnchors()
throws CertificateException, IOException {
// generate certificate from cert string
CertificateFactory cf = CertificateFactory.getInstance("X.509");
Certificate trustedCert = null;
try (ByteArrayInputStream is =
new ByteArrayInputStream(trustedCertStr.getBytes())) {
trustedCert = cf.generateCertificate(is);
}
// generate a trust anchor
TrustAnchor anchor =
new TrustAnchor((X509Certificate)trustedCert, null);
return Collections.singleton(anchor);
}
private static void build() throws Exception {
X509CertSelector selector = generateSelector();
Set<TrustAnchor> anchors = generateTrustAnchors();
CertStore certs = generateCertificateStore();
SunCertPathBuilderParameters params =
new SunCertPathBuilderParameters(anchors, selector);
params.setBuildForward(false);
params.addCertStore(certs);
params.setRevocationEnabled(false);
params.setDate(new Date(111, 11, 25)); // 2011-12-25
CertPathBuilder builder = CertPathBuilder.getInstance("PKIX");
PKIXCertPathBuilderResult result =
(PKIXCertPathBuilderResult)builder.build(params);
}
}