Even with thorough security policy implementation and analysis, vulnerabilities like Spectre and Meltdown still surface. Describe the potential drawbacks and complexities that exist in defining system...

Even with thorough security policy implementation and analysis, vulnerabilities like Spectre and Meltdown still surface. Describe the potential drawbacks and complexities that exist in defining system wide security policies throughout the design process.

1. Briefly describe the security policies needed to protect the lock bit in Fig. 16.8. Explain each chosen policy with a violating scenario.