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12.6 Exercises

  • Write a fake helper for Basic authentication that always returns either OK or ERR.

  • Use tcpdump or ethereal to capture some HTTP requests. Decode the authorization credentials.

  • If you're using NTLM, capture some HTTP requests and attempt a replay attack.

  • Kill Squid's authentication helper processes one-by-one while running tail -f cache.log.

  • Find out what happens to your favorite NTLM-based authenticator when it can't communicate with the NT domain controller.



    		Preface
    		Chapter 1. Introduction
    		Chapter 2. Getting Squid
    		Chapter 3. Compiling and Installing
    		Chapter 4. Configuration Guide for the Eager
    		Chapter 5. Running Squid
    		Chapter 6. All About Access Controls
    		Chapter 7. Disk Cache Basics
    		Chapter 8. Advanced Disk Cache Topics
    		Chapter 9. Interception Caching
    		Chapter 10. Talking to Other Squids
    		Chapter 11. Redirectors
    		Chapter 12. Authentication Helpers
    		12.1 Configuring Squid
    		12.2 HTTP Basic Authentication
    		12.3 HTTP Digest Authentication
    		12.4 Microsoft NTLM Authentication
    		12.5 External ACLs
    		12.6 Exercises
    		Chapter 13. Log Files
    		Chapter 14. Monitoring Squid
    		Chapter 15. Server Accelerator Mode
    		Chapter 16. Debugging and Troubleshooting
    		Appendix A. Config File Reference
    		Appendix B. The Memory Cache
    		Appendix C. Delay Pools
    		Appendix D. Filesystem Performance Benchmarks
    		Appendix E. Squid on Windows
    		Appendix F. Configuring Squid Clients