A Software Approach to Defeating Side Channels in Last-Level Caches

A Software Approach to Defeating Side Channels in Last-Level Caches

ACM CCS via YouTube Direct link

Assemble CACHEBAR Page Fault Trap

10 of 16

10 of 16

Assemble CACHEBAR Page Fault Trap

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Classroom Contents

A Software Approach to Defeating Side Channels in Last-Level Caches

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  1. 1 Intro
  2. 2 Side-Channel Attacks in Clouds
  3. 3 Secret-Dependent Memory Access Patterns
  4. 4 Flush+Reload Attack: Shared Memory
  5. 5 Prime+Probe in LLC: Collision in Cache Set
  6. 6 Copy-On-Access [Flush-Reload]
  7. 7 State Transitions: Copy-On-Access
  8. 8 Cacheability Management Prime-Probel
  9. 9 Size of Queue
  10. 10 Assemble CACHEBAR Page Fault Trap
  11. 11 Memory Sharing in Paas Cloud?
  12. 12 Security Evaluation: Flush+Reload
  13. 13 Security Evaluation: Prime+Probe
  14. 14 Performance Overhead: Web Servers Client: Autobench
  15. 15 Performance Overhead: Operations
  16. 16 Conclusion

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