Posted inMySQL
MySQL 8 Dual Password: Smooth Password Rotation Without Downtime
Changing MySQL passwords without triggering Access Denied errors? Explore the Dual Password feature in MySQL 8 to keep your system online 24/7 during maintenance.
Posted inSecurity
Mastering Velociraptor: The ‘Eye’ for Incident Response (DFIR) Across Hundreds of Linux Servers
Don't let security incidents cause panic. This Velociraptor installation guide helps you investigate and collect digital evidence (DFIR) across numerous Linux servers instantly using VQL.
Posted inCentos
Installing Fail2ban on CentOS Stream 9: Battle-Tested Brute-Force Protection
Install Fail2ban on CentOS Stream 9 to effectively block SSH Brute-force attacks. Detailed guide on jail.local configuration, SELinux fixes, and Firewalld rich-rules integration.
Posted inPython
Nuitka: Secure ‘Armor’ and Maximum Performance for Python Applications via C++
Discover how Nuitka compiles Python to C++ to provide absolute source code protection and optimize application performance. The perfect alternative to PyInstaller.
Posted inDocker
Optimize Docker Images 30x with DockerSlim (Without Touching the Dockerfile)
The era of bloated Docker images is over. This guide shows you how to use DockerSlim to automatically shrink container sizes by 30x, speeding up deployment and tightening security.
Posted inGit
Securing Secrets in Git with git-crypt: Encrypt Sensitive Files Without a Vault
Exposing secrets on Git is a nightmare for any developer. This guide shows you how to use git-crypt to automatically encrypt .env files and API keys, ensuring team security without complex setups.
Posted inSecurity
Deploying Keycloak with Docker: An All-in-One SSO Solution for Enterprises
Learn how to deploy Keycloak with Docker for centralized identity management. An optimal solution supporting SSO and OAuth2 security for enterprises without license fees.
Posted inLinux
Mastering User Namespaces on Linux: Preventing Privilege Escalation Risks
User Namespaces are the key to running secure rootless containers on Linux. Learn how UID/GID mapping completely isolates processes from system root privileges.
Posted inSecurity
SBOM: The “X-Ray” for Dependency Analysis and Vulnerability Scanning with Syft & Grype
Learn how to use Syft and Grype for dependency analysis and automated vulnerability scanning. Secure your software supply chain with SBOM – a modern security standard for SREs and DevSecOps.
Posted inSecurity
Hunting Security Vulnerabilities with Semgrep: Fast, Accurate, and Extremely Easy Rule Writing
Learn how to use Semgrep for automated source code analysis, quickly detect security vulnerabilities, and effectively integrate into CI/CD workflows for developers.