Uploaded January 2023 | Updated September 2026, 2 days ago

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This field is one that I am looking at more and more in my network and application analysis. The TCP completeness field can help when finding scans, unused connections, or resets.

Here is a link to the pcap I use in the video - packetpioneer.com/wp-content/uploads/tcp-completeness-chrisgreer.pcapng.zip

Link to the Wireshark TCP Analysis writeup - wireshark.org/docs/wsug_html_chunked/ChAdvTCPAnalysis.html

Want some hands on with TCP? Consider taking one of my courses.

== More On-Demand Training from Chris ==
▶Wireshark Certified Analyst - The Complete Course - bit.ly/wiresharkcert
▶Getting Started with Wireshark - bit.ly/udemywireshark
▶Getting Started with Nmap - bit.ly/udemynmap

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