# ECK 8.8.0 error.message":"javax.net.ssl.SSLHandshakeException: Received fatal alert: bad\_certificate **URL:** \ **Category:** Elasticsearch\ **Tags:** docker\ **Created:** [July 18, 2023, 1:53am UTC](https://discuss.elastic.co/t/eck-8-8-0-error-message-javax-net-ssl-sslhandshakeexception-received-fatal-alert-bad-certificate/338619 "2023-07-18T01:53:48Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![khteh](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/khteh/32/147573_2.png) [@khteh](https://discuss.elastic.co/u/khteh)\ **Post date:** [July 18, 2023, 1:53am UTC](https://discuss.elastic.co/t/eck-8-8-0-error-message-javax-net-ssl-sslhandshakeexception-received-fatal-alert-bad-certificate/338619/1 "2023-07-18T01:53:48Z")
[my-es-master-0 elasticsearch] {"@timestamp":"2023-07-18T01:52:00.183Z", "log.level": "WARN", "message":"caught exception while handling client http traffic, closing connection Netty4HttpChannel{localAddress=/10.0.81.0:9200, remoteAddress=/10.0.33.226:33618}", "ecs.version": "1.2.0","service.name":"ES\_ECS","event.dataset":"elasticsearch.server","process.thread.name":"elasticsearch[my-es-master-0][transport\_worker][T#4]","log.logger":"org.elasticsearch.http.AbstractHttpServerTransport","elasticsearch.cluster.uuid":"3NTA89N3QOy9KiK9YtII8A","elasticsearch.node.id":"hl6I-qLDSDuYJD4ohiropQ","elasticsearch.node.name":"my-es-master-0","elasticsearch.cluster.name":"mycluster","error.type":"io.netty.handler.codec.DecoderException","error.message":"javax.net.ssl.SSLHandshakeException: Received fatal alert: bad\_certificate","error.stack\_trace":"io.netty.handler.codec.DecoderException: javax.net.ssl.SSLHandshakeException: Received fatal alert: bad\_certificate\n\tat io.netty.codec@4.1.89.Final/io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:499)\n\tat io.netty.codec@4.1.89.Final/io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:290)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:689)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:652)\n\tat io.netty.transport@4.1.89.Final/io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562)\n\tat io.netty.common@4.1.89.Final/io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)\n\tat io.netty.common@4.1.89.Final/io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)\n\tat java.base/java.lang.Thread.run(Thread.java:1623)\nCaused by: javax.net.ssl.SSLHandshakeException: Received fatal alert: bad\_certificate\n\tat java.base/sun.security.ssl.Alert.createSSLException(Alert.java:130)\n\tat java.base/sun.security.ssl.Alert.createSSLException(Alert.java:117)\n\tat java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:365)\n\tat java.base/sun.security.ssl.Alert$AlertConsumer.consume(Alert.java:287)\n\tat java.base/sun.security.ssl.TransportContext.dispatch(TransportContext.java:204)\n\tat java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:172)\n\tat java.base/sun.security.ssl.SSLEngineImpl.decode(SSLEngineImpl.java:736)\n\tat java.base/sun.security.ssl.SSLEngineImpl.readRecord(SSLEngineImpl.java:691)\n\tat java.base/sun.security.ssl.SSLEngineImpl.unwrap(SSLEngineImpl.java:506)\n\tat java.base/sun.security.ssl.SSLEngineImpl.unwrap(SSLEngineImpl.java:482)\n\tat java.base/javax.net.ssl.SSLEngine.unwrap(SSLEngine.java:679)\n\tat io.netty.handler@4.1.89.Final/io.netty.handler.ssl.SslHandler$SslEngineType$3.unwrap(SslHandler.java:297)\n\tat io.netty.handler@4.1.89.Final/io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1352)\n\tat io.netty.handler@4.1.89.Final/io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1245)\n\tat io.netty.handler@4.1.89.Final/io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1294)\n\tat io.netty.codec@4.1.89.Final/io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:529)\n\tat io.netty.codec@4.1.89.Final/io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:468)\n\t... 16 more\n"} ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [August 15, 2023, 1:54am UTC](https://discuss.elastic.co/t/eck-8-8-0-error-message-javax-net-ssl-sslhandshakeexception-received-fatal-alert-bad-certificate/338619/2 "2023-08-15T01:54:00Z")
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