https://wiki.quizz.vn/ 2026-04-15T18:19:27+00:00 https://wiki.quizz.vn/ https://wiki.quizz.vn/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-12-28T07:26:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.quizz.vn/doku.php?id=aws:ops:ssm:patch-manager&rev=1766906805&do=diff Patch Manager What it is: An SSM feature to automate OS patching for managed instances. What it’s for: * Apply security updates consistently across a fleet. * Reduce vulnerability exposure over time. Key ideas: * You define patch baselines and maintenance windows. text/html 2025-12-28T07:27:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.quizz.vn/doku.php?id=aws:ops:ssm:run-command&rev=1766906825&do=diff Run Command What it is: An SSM feature to run commands/scripts on one or many instances without logging in. What it’s for: * Execute administrative tasks at scale (restart service, install package, collect logs). * Reduce manual operations. text/html 2025-12-28T07:26:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.quizz.vn/doku.php?id=aws:ops:ssm:session-manager&rev=1766906789&do=diff Session Manager What it is: A secure way to open shell sessions to instances through SSM without SSH/RDP. What it’s for: * Remove the need to open port 22/3389. * Log session activity for auditing. Key ideas: * Access is controlled by IAM.