花店网站模板 html/搜索引擎外部链接优化
单项认证：当客户端传输数据的时候，使用公钥加密，当数据传输到服务器端时，使用私钥进行解析，这样就算拿到客户端传输的数据，没有私钥也没有办法解析数据。
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把公钥存放在本地
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添加网络权限
<uses-permission android:name="android.permission.INTERNET"/>客户端进行单项认证private void connect() {try {//获取公钥信息KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());String algorithm = TrustManagerFactory.getDefaultAlgorithm();TrustManagerFactory tmf = TrustManagerFactory.getInstance(algorithm);//删除默认的公钥keyStore.load(null);String alias = "xiaoshuai";//设置公钥的类型CertificateFactory factory = CertificateFactory.getInstance("X.509");//获取公钥资源InputStream tsIn = getResources().getAssets().open("xiaoshuai.crt");//获取公钥对象Certificate cert = factory.generateCertificate(tsIn);//设置自己的公钥keyStore.setCertificateEntry(alias, cert);//初始化公钥tmf.init(keyStore);//初始化SSLContextSSLContext context = SSLContext.getInstance("TLS");context.init(null, tmf.getTrustManagers(), null);//通过HttpsURLConnection设置链接URL url = new URL("https://10.0.2.2:8443");HttpsURLConnection httpsURLConnection = (HttpsURLConnection) url.openConnection();httpsURLConnection.setSSLSocketFactory(context.getSocketFactory());//设置信任主机iphttpsURLConnection.setHostnameVerifier(new HostnameVerifier() {@Overridepublic boolean verify(String hostname, SSLSession session) {// TODO Auto-generated method stubreturn true;}});//获取服务器反馈的数据InputStream in = httpsURLConnection.getInputStream();ByteArrayOutputStream outputStream = new ByteArrayOutputStream();byte[] b = new byte[1024];int len = -1;while((len = in.read(b)) != -1){outputStream.write(b, 0, len);}String string = outputStream.toString();Log.i("MainActivity", string);} catch (Exception e) {e.printStackTrace();}}