This document covers SSL basics, including keystores and truststores, along with key concepts for troubleshooting SSL issues in distributed systems like Hadoop. It includes steps for handling self-signed, intermediate, and CA-signed certificates and tools to manage and validate certificates.
- What is SSL?
- Key Concepts: Keystore and Truststore
- Types of Certificates
- How to Check the Certificate Type?
- JKS Creation and Management
- Extracting Certificates and Keys
- Checking Subject Alternative Name (SAN) and Extensions
- Creating a Keystore in PKCS12 Format
- TLS Verification
- Checking SSL Ciphers
- Additional SSL Troubleshooting Commands
- Services SSL and Truststore Configuration
- Configure the Ranger Plugin Truststore SSL
- SSL Troubleshooting for Hadoop Clusters
- SSL/TLS Security Best Practices for Hadoop Clusters
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