Grab the TCP Analysis Poster - downloaded over 10,000 times so far!

In 1974, the world was focused on the Rumble in the Jungle and Richard Nixon's resignation in disgrace. In that same year (in May), Vint...

During a recent class, I received a question related to ACK scans. "What Sequence Number would you see on the response to an ACK scan?"...

In my last blog entry, I explained how Wireshark calculates TCP Conversation Completeness based on the TCP flags and whether data is seen...

Wireshark added the TCP conversation completeness measurement to identify elements contained in captured TCP conversations. In this post,...

Updated: September 27th, 2020 In March, thousands of IT professionals and students joined us for CORE-IT, a free...

See the legitimate DDoS on PG&Es site after they announced that power would be shut off to upwards of 800,000 customers in October 2019.

Packet Challenge: Look it up in the Dictionary - download the trace file and test your skills on this Packet Challenge.

After a painfully slow LinkedIn launch, I grabbed the traffic and saw some definite issues in the TCP handshake processes.

Wireshark is a piece of clay. In this blog, Laura teaches you how to customize the Expert Information - an often overlooked feature.

Should you be concerned about Spurious Retransmissions in a trace file? What triggers these indications and what should you do?