
如何创建SSL套接字连接?
我真的需要创建一个密钥库?这个密钥库应该与我的所有客户端应用程序共享?
我用以下代码创建了一个服务器:
SSLServerSocketFactory sslserversocketfactory = (SSLServerSocketFactory) SSLServerSocketFactory .getDefault();SSLServerSocket sslserversocket = (SSLServerSocket) sslserversocketfactory .createServerSocket(ServerPropertIEs.getInstance() .getVsspAuthenticationPort());我在androID上用以下代码创建了一个客户端:
SSLSocketFactory sslsocketfactory = (SSLSocketFactory) SSLSocketFactory .getDefault();SSLSocket sslsocket = (SSLSocket) sslsocketfactory.createSocket( host, authPort);sslsocket.startHandshake();BuffereDWriter writer = new BuffereDWriter(new OutputStreamWriter( sslsocket.getoutputStream()));BufferedReader reader = new BufferedReader(new inputStreamReader( sslsocket.getinputStream()));但是当我尝试连接时,会抛出以下错误:
javax.net.ssl.SSLHandshakeException: no cipher suites in common at sun.security.ssl.Alerts.getSSLException(Alerts.java:192) at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1886) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:276) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:266) at sun.security.ssl.ServerHandshaker.chooseCipherSuite(ServerHandshaker.java:894) at sun.security.ssl.ServerHandshaker.clIEntHello(ServerHandshaker.java:622) at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:167) at sun.security.ssl.Handshaker.processLoop(Handshaker.java:868) at sun.security.ssl.Handshaker.process_record(Handshaker.java:804) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1016) at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1312) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1339) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1323)解决方法:
您需要证书来建立ssl连接,您可以在密钥库中加载证书,也可以自己加载证书.我将展示一些keystore选项的示例.
您的代码需要运行一些参数:
java -Djavax.net.ssl.keyStore=keyStorefile -Djavax.net.ssl.keyStorePassword=keystorePassword Server您还可以使用java代码加载密钥库,最简单的解决方案是设置系统属性:
System.setProperty("javax.net.ssl.keyStore", 'keystorefile');System.setProperty("javax.net.ssl.keyStorePassword", 'keystorePassword ');您也可以使用不同的方式加载密钥库,它更复杂,但您可以执行更复杂的 *** 作:
KeyStore ks = KeyStore.getInstance("JKS");ks.load(new fileinputStream("keystorefile"), "keystorePassword".tochararray());KeyManagerFactory kmf = KeyManagerFactory.getInstance("X509");kmf.init(ks, "keystorePassword".tochararray());TrustManagerFactory tmf = TrustManagerFactory.getInstance("X509"); tmf.init(ks);SSLContext sc = SSLContext.getInstance("TLS"); TrustManager[] trustManagers = tmf.getTrustManagers(); sc.init(kmf.getKeyManagers(), trustManagers, null); SSLServerSocketFactory ssf = sc.getServerSocketFactory(); SSLServerSocket s = (SSLServerSocket) ssf.createServerSocket(serverport);SSLSocket c = (SSLSocket) s.accept();对于客户端,代码最后一行有一些变化,最后3行将被替换为:
SSLSocketFactory ssf = sc.getSocketFactory(); SSLSocket s = (SSLSocket) ssf.createSocket(serverip, serverport);s.startHandshake();如果要为androID加载密钥库,则类型必须是“BKS”而不是“JKS”.您可以轻松找到用于创建密钥库的资源.
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