当在Android应用程序中使用不受信任的服务器证书时,可以使用以下代码示例解决该问题:
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import javax.net.ssl.X509TrustManager;
public class TrustAllCertificates implements X509TrustManager {
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
// 不对客户端进行验证
}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
// 不对服务器进行验证
}
@Override
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[0];
}
}
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
public class TrustAllCertificatesUtils {
public static void trustAllCertificates() {
try {
// 创建一个SSLContext对象,并使用我们自定义的TrustManager来初始化
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, new TrustManager[]{new TrustAllCertificates()}, null);
// 忽略主机名验证
HostnameVerifier hostnameVerifier = new HostnameVerifier() {
@Override
public boolean verify(String hostname, SSLSession session) {
return true;
}
};
// 将SSLContext对象设置到HttpsURLConnection中
HttpsURLConnection.setDefaultSSLSocketFactory(sslContext.getSocketFactory());
HttpsURLConnection.setDefaultHostnameVerifier(hostnameVerifier);
} catch (NoSuchAlgorithmException | KeyManagementException e) {
e.printStackTrace();
}
}
}
trustAllCertificates()
方法:// 信任所有证书
TrustAllCertificatesUtils.trustAllCertificates();
// 发送网络请求
// ...
通过以上步骤,你可以在Android应用程序中信任不受信任的服务器证书。请注意,这样做可能会导致安全风险,因此请在使用时谨慎考虑。
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