![]() ![]() ![]() What could go wrong? If a bug in the Apache web server allows privilege escalation to root, the whole system has the potential to be compromised. The kernel enforces access control decisions based on these security properties. On operating systems using DAC, users control the permissions of the files they own. Introduction Most operating systems use what is called Discretionary Access Control (DAC) to control how processes interact with files and the way processes interact with each other. How do you think about managing risk? The Five Golden Principles of Security Know your system Principle of Least Privilege Defense in Depth Protection is key but detection is a must. SELinux For Dummies Gary Smith, EMSL, Pacific Northwest National LaboratoryĪ Little Context Cyber Security is all about managing risk. ![]()
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