11 articles found
Your weekly roundup of the most important IT news, security advisories, tool updates, and career tips for system administrators and DevOps professionals....
Get to know Miles Everhart, one of Dargslan's most prolific authors with 21 published titles spanning Linux administration, cybersecurity, networking, and server management....
A comprehensive security hardening checklist for Linux production servers. Covers SSH hardening, firewall configuration, user management, kernel tuning, file permissions, intrusion detection, and ongoing security maintenance with actionable steps....
A comprehensive guide to Linux backup strategies and disaster recovery planning. Learn rsync, Borg, LVM snapshots, automated backup scripts, and the 3-2-1 backup rule with practical implementation examples....
Everything you need to know about Wazuh — the leading free, open-source SIEM and XDR platform. Covers architecture, agent deployment, intrusion detection, log analysis, file integrity monitoring, vulnerability detection, compliance (PCI DSS, HIPAA, GDPR), Wazuh vs Splunk vs ELK comparison, Docker deployment, custom rules, and real-world SOC integration....
The definitive guide to hardening your Linux servers in 2026. Covers SSH hardening, firewall configuration with firewalld and nftables, SELinux enforcement, kernel security (sysctl), automatic patching, rootkit detection, audit logging, fail2ban, CIS benchmarks, file integrity monitoring, and a full post-install hardening checklist — with commands you can run today....
Everything you need to know about becoming a SOC Analyst in 2026. Covers daily responsibilities, essential tools (SIEM, EDR, SOAR), required skills, certification roadmap (CompTIA Security+, CySA+, GCIA), salary data across EU and US, career progression from Tier 1 to SOC Manager, and how to get your first cybersecurity job....
Protect your Linux servers from modern threats with these 10 proven security hardening techniques. From SSH configuration to kernel parameters, learn how to build an impenetrable defense in 2026....
Master network troubleshooting with Wireshark. Learn packet analysis, filtering techniques, protocol analysis, and real-world debugging scenarios for IT professionals....