TlsCiphers { public static boolean isWeak(final String cipherSuite) { for (final Pattern pattern : WEAK_CIPHER_SUITE_PATTERNS) { if (pattern.matcher(cipherSuite).matches()) { return true; } } return false; }  static boolean isH2Blacklisted(final String cipherSuite); static boolean isWeak(final String cipherSuite); static String[] excludeH2Blacklisted(final String... ciphers); static String[] excludeWeak(final String... ciphers);  }
@Test public void testStrongCipherSuites() { final String[] strongCipherSuites = { "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384", "TLS_RSA_WITH_AES_256_CBC_SHA256", "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256", "TLS_RSA_WITH_AES_128_CBC_SHA", "TLS_DHE_DSS_WITH_AES_128_CBC_SHA", "TLS_RSA_WITH_AES_256_GCM_SHA384" }; for (final String cipherSuite : strongCipherSuites) { Assert.assertFalse(TlsCiphers.isWeak(cipherSuite)); } }
@Test public void testWeakCiphersDisabledByDefault() { final String[] weakCiphersSuites = { "SSL_RSA_WITH_RC4_128_SHA", "SSL_RSA_WITH_3DES_EDE_CBC_SHA", "TLS_DH_anon_WITH_AES_128_CBC_SHA", "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA", "SSL_RSA_WITH_NULL_SHA", "SSL_RSA_WITH_3DES_EDE_CBC_SHA", "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA", "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA", "TLS_DH_anon_WITH_AES_256_GCM_SHA384", "TLS_ECDH_anon_WITH_AES_256_CBC_SHA", "TLS_RSA_WITH_NULL_SHA256", "SSL_RSA_EXPORT_WITH_RC4_40_MD5", "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5", "TLS_KRB5_EXPORT_WITH_RC4_40_SHA", "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5" }; for (final String cipherSuite : weakCiphersSuites) { Assert.assertTrue(TlsCiphers.isWeak(cipherSuite)); } }