我正在建立 SSL 连接(作为客户端)并根据这篇 Oracle 文章 http://docs.oracle.com/javase/8/docs/technotes/guides/security/SunProviders.html#SunJSSEProvider如果您使用 TLSv1.2 并启用强版本的管辖策略,则 JDK7 支持以下两种密码套件。
- TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384
- TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
然而,在进行安全连接时,这两种密码算法将被忽略。
Ignoring unsupported cipher suite: TLS_DHE_DSS_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_DSS_WITH_AES_256_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_RSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_DHE_RSA_WITH_AES_256_CBC_SHA256
**Ignoring unsupported cipher suite: TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384**
Ignoring unsupported cipher suite: TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_RSA_WITH_AES_256_CBC_SHA256
**Ignoring unsupported cipher suite: TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256**
Ignoring unsupported cipher suite: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384
Ignoring unsupported cipher suite: TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256
Ignoring unsupported cipher suite: TLS_RSA_WITH_AES_128_CBC_SHA256
Allow unsafe renegotiation: false
Allow legacy hello messages: true
Is initial handshake: true
Is secure renegotiation: false
%% No cached client session
*** ClientHello, TLSv1.2
RandomCookie: GMT: 1496192143 bytes = { 166, 200, 78, 178, 69, 10, 17, 174, 212, 142, 188, 108, 136, 152, 242, 222, 94, 231, 4, 86, 2, 99, 202, 4, 204, 130, 236, 120 }
Session ID: {}
Cipher Suites: [TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, TLS_RSA_WITH_AES_256_CBC_SHA, TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA, TLS_ECDH_RSA_WITH_AES_256_CBC_SHA, TLS_DHE_RSA_WITH_AES_256_CBC_SHA, TLS_DHE_DSS_WITH_AES_256_CBC_SHA, TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, TLS_RSA_WITH_AES_128_CBC_SHA, TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA, TLS_ECDH_RSA_WITH_AES_128_CBC_SHA, TLS_DHE_RSA_WITH_AES_128_CBC_SHA, TLS_DHE_DSS_WITH_AES_128_CBC_SHA, TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA, TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA, SSL_RSA_WITH_3DES_EDE_CBC_SHA, TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA, TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA, SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA, SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA, TLS_ECDHE_ECDSA_WITH_RC4_128_SHA, TLS_ECDHE_RSA_WITH_RC4_128_SHA, SSL_RSA_WITH_RC4_128_SHA, TLS_ECDH_ECDSA_WITH_RC4_128_SHA, TLS_ECDH_RSA_WITH_RC4_128_SHA, SSL_RSA_WITH_RC4_128_MD5, TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
Compression Methods: { 0 }
Extension elliptic_curves, curve names: {secp256r1, sect163k1, sect163r2, secp192r1, secp224r1, sect233k1, sect233r1, sect283k1, sect283r1, secp384r1, sect409k1, sect409r1, secp521r1, sect571k1, sect571r1, secp160k1, secp160r1, secp160r2, sect163r1, secp192k1, sect193r1, sect193r2, secp224k1, sect239k1, secp256k1}
Extension ec_point_formats, formats: [uncompressed]
Extension signature_algorithms, signature_algorithms: SHA512withECDSA, SHA512withRSA, SHA384withECDSA, SHA384withRSA, SHA256withECDSA, SHA256withRSA, SHA224withECDSA, SHA224withRSA, SHA1withECDSA, SHA1withRSA, SHA1withDSA, MD5withRSA
Extension server_name, server_name: [host_name: api.sms.optus.com.au]
***
main, WRITE: **TLSv1.2** Handshake, length = 222
main, READ: TLSv1.2 Alert, length = 2
main, RECV TLSv1 ALERT: fatal, handshake_failure
main, called closeSocket()
main, handling exception: javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure
ERROR [main] (TestRest.java:42) - Error :
我已经设置了 TLSv1.2
- -Dhttps.protocols=TLSv1.2
我已经安装了“JCE 无限强度管辖权政策文件“并且我可以通过运行以下代码来确认其已成功安装
try {
int maxAllowedKeyLength = Cipher.getMaxAllowedKeyLength("AES");
System.out.println("AES: " + maxAllowedKeyLength);
return maxAllowedKeyLength >= 256;
} catch (NoSuchAlgorithmException e) {
return false;
}
我认为JDK7不支持这两种密码算法,但在Oracle文章中错误地提到了?
Notes:
- 我在JDK8下运行代码是没有问题的。
- 我位于防火墙后面,必须设置代理。但我不认为它相关,因为我可以在 JDK 8 中毫无问题地连接。