#353: How TCP really works // Three-way handshake // TCP/IP Deep Dive

You need to learn TCP/IP. It's so much part of our life. Doesn't matter if you are studying for cybersecurity, or networking or something else. Learn TCP/IP. // MENU // 00:00 ▶️ Intro 01:32 ▶️ The beginnings of TCP 03:57 ▶️ Three way handshake 07:20 ▶️ SYN meaning/explanation 08:50 ▶️ Port numbers 09:58 ▶️ What actually happens in the handshake 14:19 ▶️ Common starting TTL values 15:04 ▶️ Why we need SYN numbers 16:11 ▶️ What actually happens in the handshake (cont'd) 19:00 ▶️ Q&A (SYN,SYN-ACK,ACK - Sequence numbers - Increments - Tips) 33:01 ▶️ History of TCP 34:44 ▶️ TCP options 36:56 ▶️ TCP flags 41:53 ▶️ TCP Window - window size and scale 59:04 ▶️ MSS (Maximum Segment Size) 59:49 ▶️ SACK (Selective Acknowledgement) 01:00:13 ▶️ Conclusion // PCAP File // Wireshark TCP pcap file: https://davidbombal.wiki/deeptcp1 // 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 wireshark wireshark tcp packet analysis tcp tcp/ip ccna ccnp tcp handshake tcp syn tcp syn ack ccie tcp ip cisco ccna 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! #wireshark #tcp #hacking