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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.4.
package org.bouncycastle.crypto.test;
import java.security.SecureRandom;
import java.util.ArrayList;
import org.bouncycastle.crypto.generators.OpenBSDBCrypt;
import org.bouncycastle.util.Arrays;
import org.bouncycastle.util.Strings;
import org.bouncycastle.util.test.SimpleTest;
public class OpenBSDBCryptTest
extends SimpleTest
{
private final static String[][] bcryptTest1 = // vectors from http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/glibc/crypt_blowfish/wrapper.c?rev=HEAD
{
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.E5YPO9kmyuRGyh0XouQYb4YMJKvyOeW",
"U*U"},
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.VGOzA784oUp/Z0DY336zx7pLYAy0lwK",
"U*U*"},
{"$2a$05$XXXXXXXXXXXXXXXXXXXXXOAcXxm9kjPGEMsLznoKqmqw7tc8WCx4a",
"U*U*U"},
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.7uG0VCzI2bS7j6ymqJi9CdcdxiRTWNy",
""},
{"$2a$05$abcdefghijklmnopqrstuu5s2v8.iXieOjg/.AySBTTZIIVFJeBui",
"0123456789abcdefghijklmnopqrstuvwxyz"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+ "chars after 72 are ignored"},
};
private final static String[] bcryptTest2 = { // from: http://openwall.info/wiki/john/sample-hashes
"$2a$05$bvIG6Nmid91Mu9RcmmWZfO5HJIMCT8riNW0hEp8f6/FuA2/mHZFpe", "password"
};
private final static String[] bcryptTest2b = { // from: http://stackoverflow.com/questions/11654684/verifying-a-bcrypt-hash
"$2a$10$.TtQJ4Jr6isd4Hp.mVfZeuh6Gws4rOQ/vdBczhDx.19NFK0Y84Dle", "\u03c0\u03c0\u03c0\u03c0\u03c0\u03c0\u03c0\u03c0"
};
private final static String[][] bcryptTest3 = // from: https://bitbucket.org/vadim/bcrypt.net/src/464c41416dc9/BCrypt.Net.Test/TestBCrypt.cs - plain - salt - expected
{
{"", "$2a$06$DCq7YPn5Rq63x1Lad4cll.", "$2a$06$DCq7YPn5Rq63x1Lad4cll.TV4S6ytwfsfvkgY8jIucDrjc8deX1s."},
{"", "$2a$08$HqWuK6/Ng6sg9gQzbLrgb.", "$2a$08$HqWuK6/Ng6sg9gQzbLrgb.Tl.ZHfXLhvt/SgVyWhQqgqcZ7ZuUtye"},
{"", "$2a$10$k1wbIrmNyFAPwPVPSVa/ze", "$2a$10$k1wbIrmNyFAPwPVPSVa/zecw2BCEnBwVS2GbrmgzxFUOqW9dk4TCW"},
{"", "$2a$12$k42ZFHFWqBp3vWli.nIn8u", "$2a$12$k42ZFHFWqBp3vWli.nIn8uYyIkbvYRvodzbfbK18SSsY.CsIQPlxO"},
{"a", "$2a$06$m0CrhHm10qJ3lXRY.5zDGO", "$2a$06$m0CrhHm10qJ3lXRY.5zDGO3rS2KdeeWLuGmsfGlMfOxih58VYVfxe"},
{"a", "$2a$08$cfcvVd2aQ8CMvoMpP2EBfe", "$2a$08$cfcvVd2aQ8CMvoMpP2EBfeodLEkkFJ9umNEfPD18.hUF62qqlC/V."},
{"a", "$2a$10$k87L/MF28Q673VKh8/cPi.", "$2a$10$k87L/MF28Q673VKh8/cPi.SUl7MU/rWuSiIDDFayrKk/1tBsSQu4u"},
{"a", "$2a$12$8NJH3LsPrANStV6XtBakCe", "$2a$12$8NJH3LsPrANStV6XtBakCez0cKHXVxmvxIlcz785vxAIZrihHZpeS"},
{"abc", "$2a$06$If6bvum7DFjUnE9p2uDeDu", "$2a$06$If6bvum7DFjUnE9p2uDeDu0YHzrHM6tf.iqN8.yx.jNN1ILEf7h0i"},
{"abc", "$2a$08$Ro0CUfOqk6cXEKf3dyaM7O", "$2a$08$Ro0CUfOqk6cXEKf3dyaM7OhSCvnwM9s4wIX9JeLapehKK5YdLxKcm"},
{"abc", "$2a$10$WvvTPHKwdBJ3uk0Z37EMR.", "$2a$10$WvvTPHKwdBJ3uk0Z37EMR.hLA2W6N9AEBhEgrAOljy2Ae5MtaSIUi"},
{"abc", "$2a$12$EXRkfkdmXn2gzds2SSitu.", "$2a$12$EXRkfkdmXn2gzds2SSitu.MW9.gAVqa9eLS1//RYtYCmB1eLHg.9q"},
{"abcdefghijklmnopqrstuvwxyz", "$2a$06$.rCVZVOThsIa97pEDOxvGu", "$2a$06$.rCVZVOThsIa97pEDOxvGuRRgzG64bvtJ0938xuqzv18d3ZpQhstC"},
{"abcdefghijklmnopqrstuvwxyz", "$2a$08$aTsUwsyowQuzRrDqFflhge", "$2a$08$aTsUwsyowQuzRrDqFflhgekJ8d9/7Z3GV3UcgvzQW3J5zMyrTvlz."},
{"abcdefghijklmnopqrstuvwxyz", "$2a$10$fVH8e28OQRj9tqiDXs1e1u", "$2a$10$fVH8e28OQRj9tqiDXs1e1uxpsjN0c7II7YPKXua2NAKYvM6iQk7dq"},
{"abcdefghijklmnopqrstuvwxyz", "$2a$12$D4G5f18o7aMMfwasBL7Gpu", "$2a$12$D4G5f18o7aMMfwasBL7GpuQWuP3pkrZrOAnqP.bmezbMng.QwJ/pG"},
{"~!@#$%^&*() ~!@#$%^&*()PNBFRD", "$2a$06$fPIsBO8qRqkjj273rfaOI.", "$2a$06$fPIsBO8qRqkjj273rfaOI.HtSV9jLDpTbZn782DC6/t7qT67P6FfO"},
{"~!@#$%^&*() ~!@#$%^&*()PNBFRD", "$2a$08$Eq2r4G/76Wv39MzSX262hu", "$2a$08$Eq2r4G/76Wv39MzSX262huzPz612MZiYHVUJe/OcOql2jo4.9UxTW"},
{"~!@#$%^&*() ~!@#$%^&*()PNBFRD", "$2a$10$LgfYWkbzEvQ4JakH7rOvHe", "$2a$10$LgfYWkbzEvQ4JakH7rOvHe0y8pHKF9OaFgwUZ2q7W2FFZmZzJYlfS"},
{"~!@#$%^&*() ~!@#$%^&*()PNBFRD", "$2a$12$WApznUOJfkEGSmYRfnkrPO", "$2a$12$WApznUOJfkEGSmYRfnkrPOr466oFDCaj4b6HY3EXGvfxm43seyhgC"},
};
private static final String[][] bcryptTest4 = { // from: https://github.com/ChrisMcKee/cryptsharp/blob/master/Tests/vectors/BCrypt.txt
{"n6HyjrYTo/r4lgjvM7L<`iM", "$2a$07$XPrYfnqc5ankSHnRfmPVu.A0trKq3VdczdbJjKaWIksKF.GfFCxv."},
{"~s0quB/K8zRtRT:QtZr`s|^O", "$2a$07$5zzz8omiaStXwOetWwlmuePPRwUt0jhNBPYGGgAMcUDvqsGVqv9Cy"},
{"r>8y3uE}6<7nI34?Q2rR0JEw", "$2a$07$k5AH9bO9aplPYdZMZ155qOcY1FewMXcupWewW6fViUtsVQ2Umg6LS"},
{">l_7}xxH3|Cr{dCR[HTUN@k~", "$2a$05$24xz81ZZsMUMm940bbWMCeHsO.s6A3MG0JZzm4y3.Ti6P96bz6RN6"},
{"D`lCFYTe9_8IW6nEB:oPjEk/S", "$2a$05$bA1xkp4NqFvDmtQJtDO9CugW0INxQLpMZha8AaHmBj9Zg9HlfQtBa"},
{"UBGYU6|a|RpA:bp[;}p.ZY4f1", "$2a$08$gu4KBnkla.bEqHiwaJ8.z.0ixfzE1Q0/iPfmpfRmUA.NUhUdZboxa"},
{"O9X[kP6{63F3rXKtN>n?zh2_", "$2a$04$yRZW9xEsqN9DL19jveqFyO1bljZ0r5KNCYqQzMqYpDB7XHWqDWNGC"},
{":Sa:BknepsG}\\5dOj>kh0KAk", "$2a$04$KhDTFUlakUsPNuLQSgyr7.xQZxkTSIvo0nFw0XyjvrH6n5kZkYDLG"},// extra escape sequence added
{"2_9J6k:{z?SSjCzL/GT/5CMgc", "$2a$05$eN1jCXDxN9HmuIARJlwH4ewsEyYbAmq7Cw99gEHqGRXtWyrRNLScy"},
{"2KNy`Kodau14?s8XVruE;h/kdCRd@T]fQiv`Vz]KC0zaIAIeyY4zcooQ0^DfP{hHsw9?atO}CxbkbnK-LxUe;|FiBEluVqO@ysHhXQDdXPt0p", "$2a$07$pNHi/IxrSUohtsD5/eIv4O324ZPGfJE7mUAaNpIPkpyxjW9kqIk76"},
{"ilWj~2mLBa1Pq`sxrW8fNNq:XF0@KP5RLW9u?[E_wwkROmCSWudYoS5I2HGI-1-?Pd0zVxTIeNbF;nLDUGtce{8dHmx90:;N<8", "$2a$07$ePVgkQl8QKSG2Xv6o0bnOe4SZp4ejag5CP44tjxfmY17F5VzRgwF6"},
{"dj~OsXmQGj6FXnPGgwg9]G@75~L@G[|e3KWhz.Z~jUF0tt8[5U@8;5:=[v6pf.IEJ", "$2a$08$eXo9KDc1BZyybBgMurpcD.GA1/ch3XhgBnIH10Xvjc2ogZaGg3t/m"},
};
// 2y vectors generated from htpasswd -nB -C 12, nb leading username was removed.
private static final String[][] twoYVec = new String[][]{
{"a", "$2y$12$DB3BUbYa/SsEL7kCOVji0OauTkPkB5Y1OeyfxJHM7jvMrbml5sgD2"},
{"abc", "$2y$12$p.xODEbFcXUlHGbNxWZqAe6AA5FWupqXmN9tZea2ACDhwIx4EA2a6"},
{"hello world", "$2y$12$wfkxITYXjNLVpEi9nOjz7uXMhCXKSTY7O2y7X4bwY89aGSvRziguq"},
{"ABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXY", "$2y$12$QwAt5kuG68nW7v.87q0QPuwdki3romFc/RU/RV3Qqk4FPw6WdbQzu"}
};
// Same as 2y vectors only version changed to 2b to verify handling of that version.
private static final String[][] twoBVec = new String[][]{
{"a", "$2b$12$DB3BUbYa/SsEL7kCOVji0OauTkPkB5Y1OeyfxJHM7jvMrbml5sgD2"},
{"abc", "$2b$12$p.xODEbFcXUlHGbNxWZqAe6AA5FWupqXmN9tZea2ACDhwIx4EA2a6"},
{"hello world", "$2b$12$wfkxITYXjNLVpEi9nOjz7uXMhCXKSTY7O2y7X4bwY89aGSvRziguq"},
{"ABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXY", "$2b$12$QwAt5kuG68nW7v.87q0QPuwdki3romFc/RU/RV3Qqk4FPw6WdbQzu"}
};
private static final String[][] twoVec = new String[][]{
{"a", "$2$12$DB3BUbYa/SsEL7kCOVji0OauTkPkB5Y1OeyfxJHM7jvMrbml5sgD2"},
{"abc", "$2$12$p.xODEbFcXUlHGbNxWZqAe6AA5FWupqXmN9tZea2ACDhwIx4EA2a6"},
{"hello world", "$2$12$wfkxITYXjNLVpEi9nOjz7uXMhCXKSTY7O2y7X4bwY89aGSvRziguq"},
{"ABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXY", "$2$12$QwAt5kuG68nW7v.87q0QPuwdki3romFc/RU/RV3Qqk4FPw6WdbQzu"}
};
private static final String[][] twoXVec = new String[][]{
{"a", "$2x$12$DB3BUbYa/SsEL7kCOVji0OauTkPkB5Y1OeyfxJHM7jvMrbml5sgD2"},
{"abc", "$2x$12$p.xODEbFcXUlHGbNxWZqAe6AA5FWupqXmN9tZea2ACDhwIx4EA2a6"},
{"hello world", "$2x$12$wfkxITYXjNLVpEi9nOjz7uXMhCXKSTY7O2y7X4bwY89aGSvRziguq"},
{"ABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXYABCDEFGHIJKLMNOPQRSTUVWXY", "$2x$12$QwAt5kuG68nW7v.87q0QPuwdki3romFc/RU/RV3Qqk4FPw6WdbQzu"}
};
public static void main(String[] args)
{
runTest(new OpenBSDBCryptTest());
}
public String getName()
{
return "OpenBSDBCrypt";
}
public void testPermutations()
throws Exception
{
byte[] rootPassword = Strings.toByteArray("aabcc");
byte[] buf = null;
byte[][] salts = new byte[3][];
salts[0] = new byte[16];
salts[1] = new byte[16];
salts[2] = new byte[16];
for (int t = 0; t < 16; t++)
{
salts[1][t] = (byte)t;
salts[2][t] = (byte)(16 - t);
}
//
// Permutation, starting with a shorter array, same length then one longer.
//
for (int j = rootPassword.length - 1; j < rootPassword.length + 2; j++)
{
buf = new byte[j];
for (int a = 0; a < rootPassword.length; a++)
{
for (int b = 0; b < buf.length; b++)
{
buf[b] = rootPassword[(a + b) % rootPassword.length];
}
ArrayList permutations = new ArrayList ();
permute(permutations, buf, 0, buf.length - 1);
for (int i = 0; i != permutations.size(); i++)
{
byte[] candidate = (byte[])permutations.get(i);
for (int k = 0; k != salts.length; k++)
{
byte[] salt = salts[k];
String expected = OpenBSDBCrypt.generate(rootPassword, salt, 4);
String testValue = OpenBSDBCrypt.generate(candidate, salt, 4);
//
// If the passwords are the same for the same salt we should have the same string.
//
boolean sameAsRoot = Arrays.areEqual(rootPassword, candidate);
isTrue("expected same result", sameAsRoot == expected.equals(testValue));
//
// check that the test password passes against itself.
//
isTrue("candidate valid with self", OpenBSDBCrypt.checkPassword(testValue, candidate));
//
// Check against expected, it should always track sameAsRoot.
//
boolean candidateRootValid = OpenBSDBCrypt.checkPassword(expected, candidate);
isTrue("candidate valid with root", sameAsRoot == candidateRootValid);
}
}
}
}
}
private void swap(byte[] buf, int i, int j)
{
byte b = buf[i];
buf[i] = buf[j];
buf[j] = b;
}
private void permute(ArrayList permutation, byte[] a, int l, int r)
{
if (l == r)
{
permutation.add(Arrays.clone(a));
}
else
{
for (int i = l; i <= r; i++)
{
// Swapping done
swap(a, l, i);
// Recursion called
permute(permutation, a, l + 1, r);
//backtrack
swap(a, l, i);
}
}
}
public void performTest()
throws Exception
{
testPermutations();
byte[] salt = new byte[16];
for (int i = 0; i < bcryptTest1.length; i++)
{
String[] testString = bcryptTest1[i];
char[] password = testString[1].toCharArray();
String s1 = OpenBSDBCrypt.generate(password, salt, 4);
String s2 = OpenBSDBCrypt.generate(Strings.toByteArray(password), salt, 4);
isEquals(s1, s2);
}
for (int i = 0; i < bcryptTest1.length; i++)
{
String[] testString = bcryptTest1[i];
String encoded = testString[0];
String password = testString[1];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("test1 mismatch: " + "[" + i + "] " + password);
}
}
String encoded = bcryptTest2[0];
String password = bcryptTest2[1];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("bcryptTest2 mismatch: " + password);
}
encoded = bcryptTest2b[0];
password = bcryptTest2b[1];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("bcryptTest2b mismatch: " + password);
}
for (int i = 0; i < bcryptTest3.length; i++)
{
String[] testString = bcryptTest3[i];
encoded = testString[2];
password = testString[0];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("test3 mismatch: " + "[" + i + "] " + password);
}
}
for (int i = 0; i < bcryptTest4.length; i++)
{
String[] testString = bcryptTest4[i];
encoded = testString[1];
password = testString[0];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("test4 mismatch: " + "[" + i + "] " + password);
}
}
for (int i = 0; i < twoYVec.length; i++)
{
password = twoYVec[i][0];
encoded = twoYVec[i][1];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("twoYVec mismatch: " + "[" + i + "] " + password);
}
}
oldPrefixTest(twoBVec);
oldPrefixTest(twoXVec);
oldPrefixTest(twoVec);
int costFactor = 4;
SecureRandom random = new SecureRandom();
salt = new byte[16];
for (int i = 0; i < 1000; i++)
{
random.nextBytes(salt);
final String tokenString = OpenBSDBCrypt
.generate("test-token".toCharArray(), salt, costFactor);
isTrue(OpenBSDBCrypt.checkPassword(tokenString, "test-token".toCharArray()));
isTrue(!OpenBSDBCrypt.checkPassword(tokenString, "wrong-token".toCharArray()));
}
}
private void oldPrefixTest(String[][] twoXVec)
{
String password;
String encoded;
for (int i = 0; i < twoXVec.length; i++)
{
password = twoXVec[i][0];
encoded = twoXVec[i][1];
if (!OpenBSDBCrypt.checkPassword(encoded, password.toCharArray()))
{
fail("twoBVec mismatch: " + "[" + i + "] " + password);
}
}
for (int i = 0; i < twoXVec.length; i++)
{
password = twoXVec[i][0];
encoded = twoXVec[i][1];
if (!OpenBSDBCrypt.checkPassword(encoded, Strings.toUTF8ByteArray(password)))
{
fail("twoBVec mismatch: " + "[" + i + "] " + password);
}
}
}
}
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