NMAP - O que os HACKERS Sabem e VC Não

🚀🫶🎓 - • ETHICAL HACKING FOUNDATION 🚀🫶🎓- • LABORATÓRIOS PRATICOS 🔐 Discover the Membership Club! Get access to exclusive and practical videos about cybersecurity and more, for less than a pack of beer. Learn and grow with content that will add value to your life. Meet the club: @douglaslockshield 🚀 40% OFF for 3 months 👉 https://imp.i384100.net/c/5577263/314... 🚀 30% OFF Kaspersky Antivirus 👉 https://qrco.de/bfximn 🎓 Complete NMAP training on Coursera: https://imp.i384100.net/0GKYX3 BOOKS I RECOMMEND: LGPD: https://amzn.to/47rcoQF Cybersecurity: https://amzn.to/3KDotIA Introduction to Pentesting: https://amzn.to/42PEGCc Pentesting in Web Applications: Book: Pentesting in Wireless Networks: https://amzn.to/3wpg0ol 📢 Subscribe to the channel and turn on notifications so you don't miss any content! I'm excited to help you get into the field of information security! 💰🔐 FOR MEMBERS: ISO 27000 Family - Post Course - ETHICAL HACKING FOUNDATION EQUIPMENT: My mouse: https://amzn.to/3YDTTVs My case: https://amzn.to/3KL5H1Z My webcam: https://amzn.to/40HUfgl My video card: https://amzn.to/4eohIX9 My processor: https://amzn.to/3OtfCuc My motherboard: My Chair: https://amzn.to/47zyoc8 My Macbook: https://amzn.to/4ep4F7V Dell Notebook: https://amzn.to/3qza0Xu Backpack: https://amzn.to/45rrKmq Antivirus + VPN I use: https://qrco.de/bfximn RECORDING: Softbox: https://amzn.to/3QF18du Lamp: https://amzn.to/3OVIyfE Cell Phone: https://amzn.to/44bUmiv LinkedIn: Instagram: https://qrco.de/be7dnQ 00:00 - Introduction 01:55 - How does Nmap know if the host exists? 03:20 - Host Discovery and Packet Capture with Wireshark 06:33 - What is the purpose of the -Pn parameter? 08:08 - Port states: Open vs. Closed 09:08 - What does a Filtered port really mean? 12:20 - TCP Connect Scan (-sT) and the 3-Way Handshake 13:50 - SYN Scan / Stealth (-sS) 18:35 - Port with deceptive services 21:52 - Detecting the actual service version (-sV) 26:15 - The -A parameter and understanding the --reason 28:12 - The challenge and ambiguity of the UDP scan (-sU) 29:50 - Professional practice: Saving results (-oA) 31:16 - Conclusion Disclaimer: All content expresses the ideas and views of Douglas Lockshield, and is not associated with the employer unless expressly mentioned.