W/System.err(2347): javax.mail.MessagingException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.;
W/System.err(2347): nested exception is:
W/System.err(2347): javax.net.ssl.SSLHandshakeException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err(2347): at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:571)
W/System.err(2347): at javax.mail.Service.connect(Service.java:288)
W/System.err(2347): at javax.mail.Service.connect(Service.java:169)
W/System.err(2347): at com.jiangmen.zdaiapp.zconn.ConnectUtils.login(ConnectUtils.java:56)
W/System.err(2347): at com.jiangmen.zdaiapp.login.SpActivity$4.run(SpActivity.java:165)
W/System.err(2347): at java.lang.Thread.run(Thread.java:841)
W/System.err(2347): Caused by: javax.net.ssl.SSLHandshakeException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err(2347): at com.android.org.conscrypt.OpenSSLSocketImpl.startHandshake(OpenSSLSocketImpl.java:410)
W/System.err(2347): at com.android.org.conscrypt.OpenSSLSocketImpl$SSLInputStream.<init>(OpenSSLSocketImpl.java:661)
W/System.err(2347): at com.android.org.conscrypt.OpenSSLSocketImpl.getInputStream(OpenSSLSocketImpl.java:632)
W/System.err(2347): at com.sun.mail.iap.Protocol.initStreams(Protocol.java:132)
W/System.err(2347): at com.sun.mail.iap.Protocol.<init>(Protocol.java:111)
W/System.err(2347): at com.sun.mail.imap.protocol.IMAPProtocol.<init>(IMAPProtocol.java:104)
W/System.err(2347): at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:538)
W/System.err(2347): ... 5 more
W/System.err(2347): Caused by: java.security.cert.CertificateException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err(2347): at com.android.org.conscrypt.TrustManagerImpl.checkTrusted(TrustManagerImpl.java:288)
W/System.err(2347): at com.android.org.conscrypt.TrustManagerImpl.checkServerTrusted(TrustManagerImpl.java:208)
W/System.err(2347): at com.android.org.conscrypt.OpenSSLSocketImpl.verifyCertificateChain(OpenSSLSocketImpl.java:611)
W/System.err(2347): at com.android.org.conscrypt.NativeCrypto.SSL_do_handshake(Native Method)
W/System.err(2347): at com.android.org.conscrypt.OpenSSLSocketImpl.startHandshake(OpenSSLSocketImpl.java:406)
W/System.err(2347): ... 11 more
W/System.err(2347): Caused by: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
W/System.err(2347): ... 16 more
方案一:忽略证书验证:(我使用的是这个,store.connect连接成功)
String SSL_SOCKET_FACTORY_OVERRIADE="com.jiangmen.zdaiapp.login.ssl.DummySSLSocketFactory";
String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
Security.setProperty("ssl.SocketFactory.provider", SSL_SOCKET_FACTORY_OVERRIADE);
Properties imapSSLProp = System.getProperties();
imapSSLProp.setProperty("mail.imap.socketFactory.port", port);
imapSSLProp.setProperty("mail.imap.port", port);
imapSSLProp.setProperty("mail.imap.host", host);
imapSSLProp.setProperty("mail.store.protocol", protocol);
// 2017-12-15-start-certificate check---START
imapSSLProp.setProperty("mail.imap.starttls.enable", "false");//Disable TLS
imapSSLProp.setProperty("mail.imaps.class", "com.sun.mail.imap.IMAPSSLStore");
imapSSLProp.setProperty("mail.debug", "true");
imapSSLProp.setProperty("mail.imap.socketFactory.fallback ", "false");// Use SSL
imapSSLProp.setProperty("mail.imap.ssl.checkserveridentity", "false");
imapSSLProp.setProperty("mail.imap.ssl.trust", "*");
imapSSLProp.setProperty("mail.imap.socketFactory.class", SSL_SOCKET_FACTORY_OVERRIADE);//
// 2017-12-15-start-certificate check-----END
Session session=Session.getDefaultInstance(imapSSLProp);
session.setDebug(false);
Store store = session.getStore(protocol);
// setSslSocketFactory
store.connect(host, user, password);
使用的代码:
1.DummySSLSocketFactory
import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import javax.net.SocketFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
public class DummySSLSocketFactory extends SSLSocketFactory {
private SSLSocketFactory factory;
public DummySSLSocketFactory() {
try {
SSLContext sslcontext = SSLContext.getInstance( "TLS");
sslcontext.init( null, // No KeyManager required
new TrustManager[] { (TrustManager) new DummyTrustManager()},
new java.security.SecureRandom());
factory = ( SSLSocketFactory) sslcontext.getSocketFactory();
} catch( Exception ex) {
ex.printStackTrace();
}
}
public static SocketFactory getDefault() {
return new DummySSLSocketFactory();
}
public Socket createSocket() throws IOException {
return factory.createSocket();
}
public Socket createSocket( Socket socket, String s, int i, boolean
flag)
throws IOException {
return factory.createSocket( socket, s, i, flag);
}
public Socket createSocket( InetAddress inaddr, int i,
InetAddress inaddr1, int j) throws IOException {
return factory.createSocket( inaddr, i, inaddr1, j);
}
public Socket createSocket( InetAddress inaddr, int i) throws
IOException {
return factory.createSocket( inaddr, i);
}
public Socket createSocket( String s, int i, InetAddress inaddr, int j)
throws IOException {
return factory.createSocket( s, i, inaddr, j);
}
public Socket createSocket( String s, int i) throws IOException {
return factory.createSocket( s, i);
}
public String[] getDefaultCipherSuites() {
return factory.getSupportedCipherSuites();
}
public String[] getSupportedCipherSuites() {
return factory.getSupportedCipherSuites();
}
}
2.
DummyTrustManager
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import javax.net.ssl.X509TrustManager;
//import com.sun.net.ssl.X509TrustManager;
public class DummyTrustManager implements X509TrustManager{
public boolean isClientTrusted( X509Certificate[] cert) {
return true;
}
public boolean isServerTrusted( X509Certificate[] cert) {
return true;
}
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[ 0];
}
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
// TODO Auto-generated method stub
}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
// TODO Auto-generated method stub
}
}
方案二:使用证书(首先我没验证成功),大概生成证书步骤如下:
smtp和imap 都一样,将imap替换成smtp就可以了
1、下载InstallCert.java 文件(后面会粘贴)
2、打开cmd命令,进入InstallCert.java所在目录;
3、输入命令:javac InstallCert.java 将java文件编译成class;
4、输入命令:java InstallCert imap.ctsat.com:993 进行加载:imap 下的 ctsat邮箱后缀,端口号993 进行编译
5、编译后询问"Enter certificate to add to trusted keystore or 'q' to quit: [1]" 现在直接按回车即可,
6、最后生成文件jssecacerts ( Added certificate to keystore 'jssecacerts' using alias 'imap.ctsat.com-1')
7、得到jssecacerts文件后复制到jdk1.6.0_14\jre\lib\security目录 就可以了;
(或者使用imapSSLProp.setProperty("javax.net.ssl.trustStore","file:///android_asset/jssecacerts"); //我使用的是这个 但是没有成功)
cmd命令如下:
1.
2.........
3........
代码附录
1.InstallCert.java
/*
* Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Sun Microsystems nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import java.io.*;
import java.net.URL;
import java.security.*;
import java.security.cert.*;
import javax.net.ssl.*;
public class InstallCert {
public static void main(String[] args) throws Exception {
String host;
int port;
char[] passphrase;
if ((args.length == 1) || (args.length == 2)) {
String[] c = args[0].split(":");
host = c[0];
port = (c.length == 1) ? 443 : Integer.parseInt(c[1]);
String p = (args.length == 1) ? "changeit" : args[1];
passphrase = p.toCharArray();
} else {
System.out.println("Usage: java InstallCert <host>[:port] [passphrase]");
return;
}
File file = new File("jssecacerts");
if (file.isFile() == false) {
char SEP = File.separatorChar;
File dir = new File(System.getProperty("java.home") + SEP
+ "lib" + SEP + "security");
file = new File(dir, "jssecacerts");
if (file.isFile() == false) {
file = new File(dir, "cacerts");
}
}
System.out.println("Loading KeyStore " + file + "...");
InputStream in = new FileInputStream(file);
KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType());
ks.load(in, passphrase);
in.close();
SSLContext context = SSLContext.getInstance("TLS");
TrustManagerFactory tmf =
TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
tmf.init(ks);
X509TrustManager defaultTrustManager = (X509TrustManager)tmf.getTrustManagers()[0];
SavingTrustManager tm = new SavingTrustManager(defaultTrustManager);
context.init(null, new TrustManager[] {tm}, null);
SSLSocketFactory factory = context.getSocketFactory();
System.out.println("Opening connection to " + host + ":" + port + "...");
SSLSocket socket = (SSLSocket)factory.createSocket(host, port);
socket.setSoTimeout(10000);
try {
System.out.println("Starting SSL handshake...");
socket.startHandshake();
socket.close();
System.out.println();
System.out.println("No errors, certificate is already trusted");
} catch (SSLException e) {
System.out.println();
e.printStackTrace(System.out);
}
X509Certificate[] chain = tm.chain;
if (chain == null) {
System.out.println("Could not obtain server certificate chain");
return;
}
BufferedReader reader =
new BufferedReader(new InputStreamReader(System.in));
System.out.println();
System.out.println("Server sent " + chain.length + " certificate(s):");
System.out.println();
MessageDigest sha1 = MessageDigest.getInstance("SHA1");
MessageDigest md5 = MessageDigest.getInstance("MD5");
for (int i = 0; i < chain.length; i++) {
X509Certificate cert = chain[i];
System.out.println
(" " + (i + 1) + " Subject " + cert.getSubjectDN());
System.out.println(" Issuer " + cert.getIssuerDN());
sha1.update(cert.getEncoded());
System.out.println(" sha1 " + toHexString(sha1.digest()));
md5.update(cert.getEncoded());
System.out.println(" md5 " + toHexString(md5.digest()));
System.out.println();
}
System.out.println("Enter certificate to add to trusted keystore or 'q' to quit: [1]");
String line = reader.readLine().trim();
int k;
try {
k = (line.length() == 0) ? 0 : Integer.parseInt(line) - 1;
} catch (NumberFormatException e) {
System.out.println("KeyStore not changed");
return;
}
X509Certificate cert = chain[k];
String alias = host + "-" + (k + 1);
ks.setCertificateEntry(alias, cert);
OutputStream out = new FileOutputStream("jssecacerts");
ks.store(out, passphrase);
out.close();
System.out.println();
System.out.println(cert);
System.out.println();
System.out.println
("Added certificate to keystore 'jssecacerts' using alias '"
+ alias + "'");
}
private static final char[] HEXDIGITS = "0123456789abcdef".toCharArray();
private static String toHexString(byte[] bytes) {
StringBuilder sb = new StringBuilder(bytes.length * 3);
for (int b : bytes) {
b &= 0xff;
sb.append(HEXDIGITS[b >> 4]);
sb.append(HEXDIGITS[b & 15]);
sb.append(' ');
}
return sb.toString();
}
private static class SavingTrustManager implements X509TrustManager {
private final X509TrustManager tm;
private X509Certificate[] chain;
SavingTrustManager(X509TrustManager tm) {
this.tm = tm;
}
public X509Certificate[] getAcceptedIssuers() {
throw new UnsupportedOperationException();
}
public void checkClientTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
throw new UnsupportedOperationException();
}
public void checkServerTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
this.chain = chain;
tm.checkServerTrusted(chain, authType);
}
}
}