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Apache Kafka 1.0 Cookbook

You're reading from   Apache Kafka 1.0 Cookbook Over 100 practical recipes on using distributed enterprise messaging to handle real-time data

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781787286849
Length 250 pages
Edition 1st Edition
Languages
Tools
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Authors (2):
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Raúl Estrada Raúl Estrada
Author Profile Icon Raúl Estrada
Raúl Estrada
Alexey Zinoviev Alexey Zinoviev
Author Profile Icon Alexey Zinoviev
Alexey Zinoviev
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Toc

Table of Contents (11) Chapters Close

Preface 1. Configuring Kafka FREE CHAPTER 2. Kafka Clusters 3. Message Validation 4. Message Enrichment 5. The Confluent Platform 6. Kafka Streams 7. Managing Kafka 8. Operating Kafka 9. Monitoring and Security 10. Third-Party Tool Integration

Implementing authentication using SSL


The communication between clients and brokers is allowed over SSL using a dedicated port. This port is not enabled by default. This recipe shows how to enable encryption using SSL.

How to do it...

  1. Use the Java keytool to generate an SSL key on each machine with the following command:
keytool -keystore kafka.server.keystore.jks -alias localhost -validity {validity} -genkey

For this command, validity is the valid time of the certificate in days.

  1. To create your own Certificate Authority (CA), run the following command:
openssl req -new -x509 -keyout ca-key -out ca-cert -days {validity}
  1. To add the generated CA to the clients' trust store, run the following command:
keytool -keystore kafka.client.truststore.jks -alias CARoot -import -file ca-cert
  1. To sign the certificates in the keystore with the CA we generated, export the certificate from the keystore as follows:
keytool -keystore kafka.server.keystore.jks -alias localhost -certreq -file cert-file
  1. Sign it with the...
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