我使用SSL连接来连接web客户端和服务器。它在很长一段时间内都没有任何问题。但从昨天开始,它给出了以下错误,谁能告诉我原因。
javax.net.ssl.SSLException: Connection has been shutdown: javax.net.ssl.SSLHandshakeException: Received fatal alert: certificate_unknown
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.checkEOF(SSLSocketImpl.java:1172)
at com.sun.net.ssl.internal.ssl.AppInputStream.read(AppInputStream.java:65)
at net.schubart.fixme.internal.MessageInput.readExactly(MessageInput.java:166)
at net.schubart.fixme.internal.MessageInput.readMessage(MessageInput.java:78)
at cc.aot.itsWeb.ClientWriterThread.run(ClientWriterThread.java:241)
at java.lang.Thread.run(Thread.java:619)
clientWriter.ready
Caused by: javax.net.ssl.SSLHandshakeException: Received fatal alert: certificate_unknown
at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:174)
at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:136)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1586)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:865)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1029)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.writeRecord(SSLSocketImpl.java:621)
at com.sun.net.ssl.internal.ssl.AppOutputStream.write(AppOutputStream.java:59)
at java.io.OutputStream.write(OutputStream.java:58)
at net.schubart.fixme.internal.Message.write(Message.java:267)
at net.schubart.fixme.internal.MessageOutput.writeMessage(MessageOutput.java:53)发布于 2014-11-28 23:30:16
您遇到的问题是证书的问题。在使用安全的SSL程序之前,您可能需要熟悉以下内容。必须有一个信任库、密钥库,并且必须添加证书。将密钥添加到cacerts文件中,如步骤6所示,计算机可能会要求您输入您不知道的密码。它最有可能是"changeit“
1)使用对应的公钥/私钥创建新的密钥库和自签名证书:
keytool -genkeypair -alias "username" -keyalg RSA -validity 7 -keystore keystore2)检查密钥库:
keytool -list -v -keystore keystore3)导出并检查自签名证书:
keytool -export -alias "username" -keystore keystore -rfc -file "username".cer4)将证书导入新的信任库:
keytool -import -alias "username" -file "username".cer -keystore truststore5)检查信任库:
keytool -list -v -keystore truststore6) 添加到密钥库(这就是您要找的):
sudo keytool -import -file "username".cer -alias "username" -keystore "path-to-keystore"在某些系统上,可以在
/usr/lib/jvm/<java version folder>/jre/lib/security/cacerts在其他系统上,它类似于
/etc/ssl/certs/java/cacerts如果您需要更多说明,请查看Git-Hub上的这个项目:https://github.com/rabbitfighter81/JSSLInfoCollectionServer,这里是一个帮助处理键的shell脚本。https://github.com/rabbitfighter81/SSLKeytool
发布于 2014-03-18 05:58:43
我在这个问题上已经花了超过12个小时。创建自签名证书后,需要将该证书导出到cacert文件。在我的例子中,它位于/usr/lib/java/jre/lib/security/cacert。您可以使用keytool导出证书(您可能需要拥有根用户访问权限):
$ sudo keytool -exportcert -alias keyStoreAlias -keystore \
keyStoreKeys.keys -file /usr/local/java/jre/lib/security/cacerts发布于 2011-05-05 18:57:37
服务器提供的证书不受信任。这可能是由于证书已过期,或者信任管理器无法与您的信任存储区中的任何证书建立信任链。
https://stackoverflow.com/questions/3775483
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