Linux security, firewall configuration, and system hardening guides
Audit your SSH server configuration for security issues. dargslan-ssh-audit checks PermitRootLogin, PasswordAuthentication, weak ciphers, host key types, and authorized_keys — all from terminal or Python....
Audit Docker and Podman containers for security issues using Python. dargslan-container-audit checks for privileged mode, root users, dangerous capabilities, sensitive volume mounts, and host network mode....
Learn how to query and analyze DNS records using Python. dargslan-dns-check lets you check A, AAAA, MX, NS, TXT, CNAME, SOA records, verify DNS propagation, and perform reverse lookups — all from the terminal or Python scripts....
Complete guide to Linux firewall auditing. Use dargslan-firewall-audit to check iptables/nftables rules, detect overly permissive configurations, and find missing default deny policies....
Complete guide to network scanning on Linux with Python. Use dargslan-net-scanner for ping sweeps, port scans, host discovery, and service detection — no nmap required....
Complete Linux security scanning guide. Use dargslan-security-scan to audit SSH config, find SUID binaries, check kernel parameters, verify file permissions, and get a security score....
Complete guide to monitoring open ports on Linux. Use dargslan-port-monitor to detect exposed services, find unexpected listeners, and audit your server network security....
Complete guide to Linux user account auditing. Use dargslan-user-audit to check sudo access, find empty passwords, detect duplicate UIDs, and audit home directory security....
Complete guide to checking SSL/TLS certificates on Linux servers. Install dargslan-ssl-checker for automated certificate monitoring, expiry alerts, and security auditing....