#362: How Nmap really works // And how to catch it // Stealth scan vs TCP scan // Wireshark analysis

Chris and I go deep into what Nmap is actually sending onto the network and how you can find those dodgy packets! We then get into a real world Wireshark discussion on how to find stuff in a sea of packets. // MENU // 0:00 ▶️ Welcome 2:15 ▶️ What is Nmap? 3:54 ▶️ TCP SYN and TCP connect scans 6:55 ▶️ Wireshark IP Filter 7:42 ▶️ Wireshark TCP Port Filter 7:57 ▶️ Stealth Scan 09:37 ▶️ Why it's called a stealth scan 11:02 ▶️ Connect() scan 11:50 ▶️ How to identify potential Nmap scans in Wireshark 15:05 ▶️ Wireshark filters to find potential stealth scans 19:08 ▶️ Nmap Port Flag 20:16 ▶️ What makes a TCP connect scan different 22:47 ▶️ What is TCP Conversation Completeness 26:16 ▶️ Wireshark filter to identify potential TCP connect scans 29:06 ▶️ Are devices good enough today to capture huge amounts of data? 31:09 ▶️ Network Traffic Monitoring Device 32:55 ▶️ How to find specific data in huge files 42:27 ▶️ Final tips for beginners in cybersecurity 43:27 ▶️ Topics for future videos // Wireshark pcap file // https://davidbombal.wiki/nmapstealth // Wireshark documentation // https://www.wireshark.org/docs/wsug_h... // MY STUFF // https://www.amazon.com/shop/davidbombal // SOCIAL // Discord: https://discord.com/invite/usKSyzb Twitter: https://www.twitter.com/davidbombal Instagram: https://www.instagram.com/davidbombal LinkedIn: https://www.linkedin.com/in/davidbombal Facebook: https://www.facebook.com/davidbombal.co TikTok: http://tiktok.com/@davidbombal YouTube: https://www.youtube.com/davidbombal //CHRIS GREER // LinkedIn: https://www.linkedin.com/in/cgreer/ YouTube: https://www.youtube.com/c/ChrisGreer Twitter: https://twitter.com/packetpioneer Pluralsight: TCP Analysis Course: https://davidbombal.wiki/tcpwireshark // SPONSORS // Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com nmap nmap stealth scan nmap scan nmap hacking nmap scan types wireshark wireshark tcp packet analysis ccna cisco ccna wireshark nmap wireshark real world real world wireshark Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel! #nmap #wireshark #hacking