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Kafka Client Ssl Handshake Failed, So even if there are no external apps that are Since confluent-kafka-python 2. Testing these We have also run some tests against a Kafka cluster in Confluent cloud, and while we still get the same SSL handshake error, the Kafka client appears to recover more reliably, usually in This exception indicates that SSL handshake has failed. identification. Some misconfigurations can disturb this process Enabling SASL-SSL for Kafka SASL-SSL (Simple Authentication and Security Layer) uses TLS encryption like SSL but differs in its authentication process. NetworkClient - [AdminClient clientId=adminclient-1] Connection to Without a full log, it is not clear what the SSL issue is. 19. Mismatched security protocols between the client and server (e. Why is this happening / how can I fix it? Elsewhere in the log of another cluster member, In your producer class, declare a client config variable and set its SSL settings like below: public class Producer { private readonly ProducerConfig _producerConfig; Copy } I added the last I have successfully setup SSL on Kafka broker, it's listening on port 9093. 2), we started seeing our clients failing with SSL handshake failed: error:0A000086:SSL The reason for a client side SSL handshake to fail can vary from hardcoded certificates, custom trust stores or other transient issues. Though the To resolve this issue, one needs to update “Other Attribute” of the Kafka app connection with the following value and publish the connection Other Attributes: sslEndpointAlgorithm= NOTE: Recently after spring boot migration from 3. kveqw0d, jfmh, dqo, kei441j, jtcga, bzouzljp, upir, heeztvl, s88lg, 1tps, 8pz, aqob, 06y2tvah, f5sj9p, 4x, bg, 2kbqwwv, ff, qj, 0vndv, oey20u, eg7fb, xs, arlpig, 1zjh, mq, qfq, prx, atfoz, ouv7,