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Packet analysis, protocol dissection, and network troubleshooting with Wireshark.

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Reading an Undocumented Game Protocol Off the Wire: A Guided Dissection

Reading an Undocumented Game Protocol Off the Wire: A Guided Dissection

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2 min read
Wireshark cannot filter by process on Windows. Here is what does.

Wireshark cannot filter by process on Windows. Here is what does.

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4 min read
One prompt, 33 captioned packets — AI-annotating a DNS capture

One prompt, 33 captioned packets — AI-annotating a DNS capture

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3 min read
Wireshark shows DNS for an HTTP lab site but no plaintext HTTP GET on WLAN

Wireshark shows DNS for an HTTP lab site but no plaintext HTTP GET on WLAN

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2 min read
One 5G frame, two security contexts — reading a decrypted NR attach

One 5G frame, two security contexts — reading a decrypted NR attach

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2 min read
Reading an IMS voice call out of a GTP-only 5G capture

Reading an IMS voice call out of a GTP-only 5G capture

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2 min read
F1-U flow control: how a 5G base station's two halves stay in step

F1-U flow control: how a 5G base station's two halves stay in step

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3 min read
Your DHCP server is handing out addresses it never checked

Your DHCP server is handing out addresses it never checked

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9 min read
Practical Website Traffic Analysis Using Wireshark

Practical Website Traffic Analysis Using Wireshark

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3 min read
The Xn procedure that fetches a sleeping UE from another gNB

The Xn procedure that fetches a sleeping UE from another gNB

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2 min read
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