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javaandroidrestandroid-volley

javax.net.ssl.SSLHandshakeException in Android Studio


I created a REST API for my application to connect to the MYSQL database by hosting at infinityfree, my website already has an SSL certificate which I got directly from infinityfree. But when I use the REST API in my android studio project and run the application this error appears:

D/Linux: [Posix_connect Debug]Process com.abiapp.androidukk :443 
W/System.err: com.android.volley.NoConnectionError: javax.net.ssl.SSLHandshakeException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err:     at com.android.volley.toolbox.NetworkUtility.shouldRetryException(NetworkUtility.java:173)
W/System.err:     at com.android.volley.toolbox.BasicNetwork.performRequest(BasicNetwork.java:145)
W/System.err:     at com.android.volley.NetworkDispatcher.processRequest(NetworkDispatcher.java:132)
W/System.err:     at com.android.volley.NetworkDispatcher.processRequest(NetworkDispatcher.java:111)
W/System.err:     at com.android.volley.NetworkDispatcher.run(NetworkDispatcher.java:90)
W/System.err: Caused by: javax.net.ssl.SSLHandshakeException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err:     at com.android.org.conscrypt.SSLUtils.toSSLHandshakeException(SSLUtils.java:362)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.convertException(ConscryptEngine.java:1134)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.readPlaintextData(ConscryptEngine.java:1089)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.unwrap(ConscryptEngine.java:876)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.unwrap(ConscryptEngine.java:747)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.unwrap(ConscryptEngine.java:712)
W/System.err:     at com.android.org.conscrypt.ConscryptEngineSocket$SSLInputStream.processDataFromSocket(ConscryptEngineSocket.java:849)
W/System.err:     at com.android.org.conscrypt.ConscryptEngineSocket$SSLInputStream.access$100(ConscryptEngineSocket.java:722)
W/System.err:     at com.android.org.conscrypt.ConscryptEngineSocket.doHandshake(ConscryptEngineSocket.java:238)
W/System.err:     at com.android.org.conscrypt.ConscryptEngineSocket.startHandshake(ConscryptEngineSocket.java:217)
W/System.err:     at com.android.okhttp.internal.io.RealConnection.connectTls(RealConnection.java:196)
W/System.err:     at com.android.okhttp.internal.io.RealConnection.connectSocket(RealConnection.java:153)
W/System.err:     at com.android.okhttp.internal.io.RealConnection.connect(RealConnection.java:116)
W/System.err:     at com.android.okhttp.internal.http.StreamAllocation.findConnection(StreamAllocation.java:186)
W/System.err:     at com.android.okhttp.internal.http.StreamAllocation.findHealthyConnection(StreamAllocation.java:128)
W/System.err:     at com.android.okhttp.internal.http.StreamAllocation.newStream(StreamAllocation.java:97)
W/System.err:     at com.android.okhttp.internal.http.HttpEngine.connect(HttpEngine.java:289)
W/System.err:     at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:232)
W/System.err:     at com.android.okhttp.internal.huc.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:465)
W/System.err:     at com.android.okhttp.internal.huc.HttpURLConnectionImpl.connect(HttpURLConnectionImpl.java:131)
W/System.err:     at com.android.okhttp.internal.huc.HttpURLConnectionImpl.getOutputStream(HttpURLConnectionImpl.java:262)
W/System.err:     at com.android.okhttp.internal.huc.DelegatingHttpsURLConnection.getOutputStream(DelegatingHttpsURLConnection.java:219)
W/System.err:     at com.android.okhttp.internal.huc.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:30)
W/System.err:     at com.android.volley.toolbox.HurlStack.createOutputStream(HurlStack.java:319)
W/System.err:     at com.android.volley.toolbox.HurlStack.addBody(HurlStack.java:301)
W/System.err:     at com.android.volley.toolbox.HurlStack.addBodyIfExists(HurlStack.java:285)
W/System.err:     at com.android.volley.toolbox.HurlStack.setConnectionParametersForRequest(HurlStack.java:257)
W/System.err:     at com.android.volley.toolbox.HurlStack.executeRequest(HurlStack.java:89)
W/System.err:     at com.android.volley.toolbox.BasicNetwork.performRequest(BasicNetwork.java:104)
W/System.err:   ... 3 more
W/System.err: Caused by: java.security.cert.CertificateException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err:     at com.android.org.conscrypt.TrustManagerImpl.checkTrustedRecursive(TrustManagerImpl.java:661)
W/System.err:     at com.android.org.conscrypt.TrustManagerImpl.checkTrusted(TrustManagerImpl.java:510)
W/System.err:     at com.android.org.conscrypt.TrustManagerImpl.checkTrusted(TrustManagerImpl.java:428)
W/System.err:     at com.android.org.conscrypt.TrustManagerImpl.getTrustedChainForServer(TrustManagerImpl.java:356)
W/System.err:     at android.security.net.config.NetworkSecurityTrustManager.checkServerTrusted(NetworkSecurityTrustManager.java:94)
W/System.err:     at android.security.net.config.RootTrustManager.checkServerTrusted(RootTrustManager.java:90)
W/System.err:     at com.android.org.conscrypt.ConscryptEngineSocket$2.checkServerTrusted(ConscryptEngineSocket.java:161)
W/System.err:     at com.android.org.conscrypt.Platform.checkServerTrusted(Platform.java:250)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.verifyCertificateChain(ConscryptEngine.java:1644)
W/System.err:     at com.android.org.conscrypt.NativeCrypto.ENGINE_SSL_read_direct(Native Method)
W/System.err:     at com.android.org.conscrypt.NativeSsl.readDirectByteBuffer(NativeSsl.java:568)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.readPlaintextDataDirect(ConscryptEngine.java:1095)
W/System.err:     at com.android.org.conscrypt.ConscryptEngine.readPlaintextData(ConscryptEngine.java:1079)
W/System.err:   ... 29 more
W/System.err: Caused by: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err:   ... 42 more
I/InputTransport: Create ARC handle: 0x78a4e05920
D/ViewRootImpl[StartActivity]: msg2 update new insets InsetsState: {mDisplayFrame=Rect(0, 0 - 1080, 2340), mSources= { InsetsSource: {mType=ITYPE_STATUS_BAR, mFrame=[0,0][1080,96], mVisible=true}, InsetsSource: {mType=ITYPE_TOP_GESTURES, mFrame=[0,0][1080,96], mVisible=true}, InsetsSource: {mType=ITYPE_LEFT_GESTURES, mFrame=[0,0][0,0], mVisible=true}, InsetsSource: {mType=ITYPE_RIGHT_GESTURES, mFrame=[0,0][0,0], mVisible=true}, InsetsSource: {mType=ITYPE_TOP_TAPPABLE_ELEMENT, mFrame=[0,0][1080,96], mVisible=true}, InsetsSource: {mType=ITYPE_LEFT_DISPLAY_CUTOUT, mFrame=[0,0][-2147483648,2340], mVisible=true}, InsetsSource: {mType=ITYPE_TOP_DISPLAY_CUTOUT, mFrame=[0,0][1080,96], mVisible=true}, InsetsSource: {mType=ITYPE_RIGHT_DISPLAY_CUTOUT, mFrame=[2147483647,0][1080,2340], mVisible=true}, InsetsSource: {mType=ITYPE_BOTTOM_DISPLAY_CUTOUT, mFrame=[0,2147483647][1080,2340], mVisible=true}, InsetsSource: {mType=ITYPE_IME, mFrame=[0,0][0,0], mVisible=false}, InsetsSource: {mType=ITYPE_SEC_IME, mFrame=[0,0][0,0], mVisible=false} }

I use the Volley library to access the REST API, before when I hosted the REST API on 000webhost everything was running normally, what's wrong?


Solution

  • If you want to bypass SSL, try this code:

    private static void enableHTTPS() {
        try {
            TrustManager[] trustAllCerts = new TrustManager[]{new X509TrustManager() {
                public X509Certificate[] getAcceptedIssuers() {
                    return new X509Certificate[0];
                }
    
                @Override
                public void checkClientTrusted(X509Certificate[] certs, String authType) {
                }
    
                @Override
                public void checkServerTrusted(X509Certificate[] certs, String authType) {
                }
            }};
    
            SSLContext sc = SSLContext.getInstance("SSL");
            sc.init(null, trustAllCerts, new SecureRandom());
            HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
            HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
                @Override
                public boolean verify(String arg0, SSLSession arg1) {
                    return true;
                }
            });
        } catch (Exception ignored) {
        }
    }
    

    If not, try to add the certificate to your JDK using this command:

    keytool -import -alias joe -file mycert.cer -keystore mycerts -storepass changeit