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Gerald Combs

@geraldcombs.bsky.social
495 followers 21 following 60 posts

Creator & lead developer of Wireshark. Works at Sysdig. He / him.

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Gerald Combs @geraldcombs.bsky.social · 25/09/2026
I just noticed that we missed an opportunity to celebrate 30 years of "It's the Latency, Stupid" this past May: www.stuartcheshire.org/rants/latenc...
stuartcheshire.org
It's the Latency, Stupid
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Gerald Combs @geraldcombs.bsky.social · 25/09/2026
Stuart Cheshire's "It's the Latency, Stupid" paper is only 30 years old. Maybe they haven't had time to read it?
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Gerald Combs @geraldcombs.bsky.social · 23/09/2026
#Wireshark 4.6.9 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
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Gerald Combs @geraldcombs.bsky.social · 31/08/2026
In current versions of #Wireshark, if you want to save an external capture utility configuration you have to use a profile. I'm working on an interface bookmark feature which will decouple that and make it easier to save a bunch of extcap configurations.
Screenshot showing the interface bookmark feature in action.
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Gerald Combs @geraldcombs.bsky.social · 20/08/2026
You're welcome. (Not that I had anything to do with that particular wiki page.)
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Wireshark Foundation @wiresharkfoundation.org · 18/08/2026
Calling all Wireshark Enthusiasts! SharkFest’26 EUROPE is coming to Brussels! Join the global Wireshark® community November 2–6 for five days of learning, networking, and connecting with Wireshark developers, analysts, engineers, and the core team. Don’t miss it! Register now and join the fun!
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Gerald Combs @geraldcombs.bsky.social · 12/08/2026
#Wireshark 4.6.8 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
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Wireshark Foundation @wiresharkfoundation.org · 21/07/2026
Calling all SharkFest'26 US attendees and Wireshark users! We are running a conference special on the Wireshark Certified Analyst (WCA) exam. Use voucher code SFUS26 for $100 off. Purchase by August 19th, and take the exam by December 30th. Register on: webassessor.com/wireshark
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Gerald Combs @geraldcombs.bsky.social · 21/07/2026
Looking back I suspect that I got my start in networking because my manager didn't want to lug a heavyass Sniffer around our university campus so he handed the job off to the nearest twentysomething with a strong back.
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Gerald Combs @geraldcombs.bsky.social · 21/07/2026
I'm at #SharkFest this week and someone brought in a vintage protocol analyzer. As you can see, looking at network traffic used to require gear that was a) specialized and b) heavy.
Vintage HP protocol analyzer, complete with manuals
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Ian Coldwater 🧊🚫 @lookitup.baby · 09/07/2026
My dudes, if you can understand SYN-ACK, you can understand consent
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Gerald Combs @geraldcombs.bsky.social · 08/07/2026
#Wireshark 4.6.7 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
wireshark.org
Wireshark • Go Deep | Wireshark • Wireshark 4.6.7 Release Notes
Wireshark: The world's most popular network protocol analyzer
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Gerald Combs @geraldcombs.bsky.social · 03/07/2026
Not sure what conclusion to draw from this, but selling all of your AI stocks probably isn't outside the bounds of reason.
intheweights.com result showing a dismayingly high score.
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Wireshark Foundation @wiresharkfoundation.org · 15/06/2026
SharkFest’26 US is just over a month away! Don’t miss this official Wireshark user and developer community conference - July 18-23 in Nashville. Level up fast with hands-on labs, insider tips, and expert-led sessions from the people who build and use Wireshark every day. Register now!
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Wireshark Foundation @wiresharkfoundation.org · 27/05/2026
If Wireshark is in your network toolkit, don’t miss SharkFest’26 US this July. Level up fast with hands-on labs, tips, and expert-led sessions from the people who build and use Wireshark every day. Connect with core developers, swap insights with fellow pros, and expand your network. Register now!
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Wireshark Foundation @wiresharkfoundation.org · 19/05/2026
Wireshark 4.6.6 is now available! See release notes HERE. Support ongoing development by donating via the Wireshark Foundation.
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Gerald Combs @geraldcombs.bsky.social · 19/05/2026
And we managed to backport the welcome page slide preferences this time around! Sorry they were missing in 4.6.5.
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Gerald Combs @geraldcombs.bsky.social · 19/05/2026
#Wireshark 4.6.6 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
wireshark.org
Wireshark • Go Deep | Wireshark • Wireshark 4.6.6 Release Notes
Wireshark: The world's most popular network protocol analyzer
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Gerald Combs @geraldcombs.bsky.social · 17/05/2026
The general goal for the slides is to let people about upcoming events, thank the people who keep the lights on, and let users know about useful application features. 3/3
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Gerald Combs @geraldcombs.bsky.social · 17/05/2026
There are prefs to manage them, but unfortunately they weren't backported in time to make the 4.6.5 release. They will be in the upcoming 4.6.6 release. If you could test one of the 4.6.6rc0 installers at www.wireshark.org/download/aut... that would be helpful. 2/3
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Gerald Combs @geraldcombs.bsky.social · 17/05/2026
The welcome page banner slides are "evolving", which is a nice, business-speak way of saying that we're still doing the grunt work of figuring that particular feature out. 1/3
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Wireshark Foundation @wiresharkfoundation.org · 11/05/2026
Interested in Stratoshark? Learn how to analyze system calls and log messages more effectively. Don’t miss Pre-Conference Class II at SharkFest’26 US in Nashville! Josh Clark will lead this 1-day training course on July 20: Introduction to Stratoshark for Network Engineers. Register now!
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the Mountain Goats @themountaingoats.bsky.social · 11/05/2026
the severe misread of youth by ai prophets is that at 22 you’re starving for agency. all your life you’ve waited to call your own shots. the idea that what you get instead is “tell the machine to draw a horse” is inherently offensive
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Gerald Combs @geraldcombs.bsky.social · 30/04/2026
#Wireshark 4.6.5 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
wireshark.org
Wireshark • Go Deep | Wireshark • Wireshark 4.6.5 Release Notes
Wireshark: The world's most popular network protocol analyzer
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Hazel Weakly @hazelweakly.me · 31/03/2026
I’ve posted it before, but it feels evergreen The two hardest problems in Computer Science are 1. Human communication 2. Getting people in tech to believe that human communication is important
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Gerald Combs @geraldcombs.bsky.social · 18/03/2026
Periodic reminder that if even a little bit of your job involves looking at packets, you should show up at SharkFest.
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Wireshark Foundation @wiresharkfoundation.org · 17/03/2026
Wireshark comes to Nashville, TN for SharkFest’26 US, July 18–23! Dive deep with hands-on labs and expert sessions led by the people who build and use Wireshark every day. Meet core developers, network with your peers, grow your professional network, and more. Register now!
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Kat Tenbarge @kattenbarge.bsky.social · 11/03/2026
Difficult to emphasize just how much a generation of kids has been taught that being dishonest, superficial, and narcissistic is the pathway to attention and therefore success
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Daniel Abraham @abraham.bsky.social · 26/02/2026
Came across the phrase "cognitive DDOS" to describe our present culture. Understood instantly what it meant.
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Gerald Combs @geraldcombs.bsky.social · 25/02/2026
#Wireshark 4.6.4 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
wireshark.org
Wireshark • Go Deep | Wireshark • Wireshark 4.6.4 Release Notes
Wireshark: The world's most popular network protocol analyzer
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Gerald Combs @geraldcombs.bsky.social · 23/02/2026
Go home Visual Studio Code, you're drunk and getting handsy.
Dialog showing "Visual Studio Code would like access to Apple Music, your music and video activity, and your media library."
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Wireshark Foundation @wiresharkfoundation.org · 04/02/2026
Wireshark comes to Music City! 🎶🎸🦈 Join us in Nashville, TN for SharkFest’26 US, July 18–23. Dive into hands-on labs and expert sessions led by Wireshark creators and users—praised as the best in the industry. Meet core devs, network, and save with early-bird pricing through Feb 27. Register now!
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Gerald Combs @geraldcombs.bsky.social · 14/01/2026
#Wireshark 4.6.3 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
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TracketPacer @tracketpacer.com · 04/01/2026
explainer thread re: some of the most important physical components & what actually does what in a(n ethernet) switch:
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Thomas “Scary” Fuchs 🎃👻💀 @thomasfuchs.at · 10/12/2025
Apple 1992 vs 2025
Human Interface Guidelines saying to not use arbitrary symbols in menusMenu stuffed with largely meaningless icons
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Matthew Garrett @mjg59.eicar-test-file.zip · 10/12/2025
I keep having to justify why I want to go to conferences outside the USA and the simple answer is "Many of the people it would be helpful to talk to are no longer able to enter the USA"
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patak @patak.cat · 05/12/2025
The changed code is a small fraction of an open source contribution. Your commitment to understand the issue, how your proposed solution fits with the project, and be ready to own and push the review process forward is the biggest chunk of the work. Your effort is the contribution, not the code.
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Raphaela Mettig @rmettig.com · 04/12/2025
Just want to take a moment and give the @wiresharkfoundation.org a shout-out for having AWESOME documentation. I absolutely love it when official docs include clear and concise explanations, including "hey here's this common issue, why it happens, and a few ways to work around it."
media.tenor.com
a woman in a tuxedo is sitting in front of a crowd of people at an awards ceremony .
Alt: GIF of Meryl Streep clapping and pointing shouting "YES"
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TracketPacer @tracketpacer.com · 05/12/2025
im so liberal even my home network is using DEI
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Gerald Combs @geraldcombs.bsky.social · 03/12/2025
#Wireshark 4.6.2 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
wireshark.org
Wireshark • Go Deep | Wireshark • Wireshark 4.6.2 Release Notes
Wireshark: The world's most popular network protocol analyzer
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Wireshark Foundation @wiresharkfoundation.org · 01/12/2025
Early bird registration for #sf26us is now open! Join the Wireshark community in Nashville from 7/18-23 for training, deep dives, hands on labs & sessions led by people who build & use Wireshark every day. Register now + save 10% with early bird pricing. Signup: sharkfest.wireshark.org/sfus
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Katie Mack @astrokatie.com · 28/11/2025
I don’t know if anyone else notices or cares, but when I see a presentation in which the speaker uses obviously generated-AI images to illustrate their slides, it makes me immediately less confident in whatever other content they’re presenting.
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Black Hills Information Security @bhinfosecurity.bsky.social · 19/11/2025
If there's one tool we won't stop talking about it's Wireshark by the @wireshark.bsky.social. Seriously it's an awesome tool and great way to read and analyze network traffic. Checkout the cheat sheet below and download Wireshark here --https://www.wireshark.org/
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Wireshark Foundation @wiresharkfoundation.org · 20/11/2025
A new #sf25eu keynote is online! Kelley Misata breaks down the myths around open source & why treating OSS as “free” harms security & long term sustainability. youtu.be/p0aAt3iB398 Join us at #sf26us in July: sharkfest.wireshark.org #Wireshark #OpenSource #PacketAnalysis #Cybersecurity #Suricata
youtu.be
Kelley Misata - Shift the Conversation: Open Source is Free, But Not Free-Free
YouTube video by SharkFest Wireshark Developer and User Conference
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Gerald Combs @geraldcombs.bsky.social · 19/11/2025
#Wireshark 4.6.1 has been released. Cheers! These releases are brought to you by the Wireshark Foundation. If you or your employer can donate, it would help us out immensely. www.wireshark.org/docs/relnote... wiresharkfoundation.org/donate/
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Wireshark Foundation @wiresharkfoundation.org · 17/11/2025
Registration for SharkFest’26 US is now open! Join us in Nashville July 18 to 23 for deep Wireshark learning, hands-on analysis, and sessions led by experts and core developers. Early Bird registration is live now at 10% off. Register: sharkfest.wireshark.org/sfus
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Gerald Combs @geraldcombs.bsky.social · 09/11/2025
Pro tip: Putting a knot in your conference badge lanyard raises it up & makes it easier to read.
Conference badge with a small knot tied in the middle of the lanyard.
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Gerald Combs @geraldcombs.bsky.social · 17/10/2025
Random library author: "We don't have very many Windows users." Me, tallying Wireshark's download statistics: "Pretty sure you do."
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