Enumeration

• Shodan - Everything is connected to everything..
• Network-Tools - Quick way to look up IP and host information
• MXToolbox - why can't I get mail?
• What's My DNS - DNS lookup tools
• Wappalyzer - Find out what a site is made out of.

Tools

• NMAP - Port scanning and network enumeration.
• WireShark - Packet sniffing.
• MobaXterm - SSH/RDP client for windows.
• Rufus - USB Boot Disk utility.

Resources

• W3 Schools - ezpz site development resources.
• Creately - web diagram builder.
• Draw.io - alternative web diagram builder.
• Linux Hint - Quick resources for common tasks in linux.
• Stack Overflow - Let someone else figureo out your problems.
• Highoncoffee - Pentesting guides, cheetsheets and more.
• TutoriaLinux Intro to linux playlist - Intro to linux youtube playlist.
• Python Script Tester - Test python scripts
• Code Academy - Learn by doing.
• Learn SHELL - Learn by doing, but for free.
• My Compiler - Online tool to write and test scripts.
• Linux Administration Roadmap - Compilation of links for Linux Administration.

Monitoring

• Zabbix - Poor man's choice for network monitoring.
• Grafana - Poor man's choice for displaying data.

Certifications

• LPIC - Linux Professional Institute Certification.
• RHCSA - Redhat Certified Systems Administrator
• eLearn Security - Cyber Security Certifications.