A practical, tested checklist for securing Linux on AWS EC2: Session Manager instead of open SSH, IAM roles, IMDSv2, security groups, EBS encryption, SSH hardening, patching, GuardDuty, Inspector and backups.
A tested, step-by-step process to find and fix high CPU usage on Linux: load average, top, mpstat, pidstat, threads, systemd CPU limits and spotting cryptominers.
We fact-checked all 27 incidents in the viral "Black October" list: PHP2Shell, eMudhra, SBI, GitLab, LiteLLM, UpdraftPlus and more. What is real, what is exaggerated, and what Indian organisations should patch now.
Kali Linux 2026.2 vs Parrot OS 7.4 compared: base, release model, tools, desktop, privacy, editions and a clear pick for each type of user.
On shared hosting you can’t patch PHP yourself, but you can still check your exposure to PHP2Shell, ask your host the right questions and look for signs of compromise. Here’s how in 15 minutes.
A step-by-step guide to finding every PHP install on your Linux server, patching PHP2Shell (CVE-2026-109618/109619), verifying the fix and checking for signs of compromise.
PHP2Shell is a pair of critical (CVSS 9.2) PHP flaws that allow unauthenticated remote code execution. Here is what happened, which versions are affected, and what to do first.
DevSecOps interview questions and answers: shift-left security, SAST, DAST and SCA, secrets, SBOMs, supply chain, containers and Kubernetes.
Scenario-based Linux system administrator interview questions: full disks, high load, boot failures, SSH problems, permissions, networking and security.
ISO 27001 compliance controls in the 2022 edition: legal and contract requirements, IP rights, records, privacy, independent reviews and checks.
