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Dennis

@dennisf.bsky.social
1.1K followers 231 following 1.8K posts

Gentleman of leisure. Legendary wedding guest. I wrote two of the best books you haven't read. Friend of hackers. decipher.sc

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Reposted by Dennis
Decipher @deciphersec.bsky.social · 29/09/2026
Blessing your timeline with a bonus video today of our chat with Ben Harris of @labs.watchtowr.com.web.brid.gy on the details of the NetScaler 0-day saga and why comms matter so much. youtu.be/4M2ooW4IJfI?...
youtu.be
The Citrix NetScaler Zero Day Saga | Ben Harris
YouTube video by Decipher
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Decipher @deciphersec.bsky.social · 28/09/2026
If your organization has Citrix NetScaler boxes deployed, these updates are high priorities, given active and growing exploitation. decipher.sc/2026/09/27/r...
decipher.sc
Researchers Warn of Citrix NetScaler Exploitation - Decipher
On Saturday, researchers from watchTowr Labs said they had credible information that attackers were exploiting an unknown RCE vulnerability in Citrix NetScaler boxes.
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Rodger Sherman @rodger.bsky.social · 28/09/2026
how about the first round
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Decipher @deciphersec.bsky.social · 27/09/2026
Citrix just released fixes for these bugs about an hour ago. decipher.sc/2026/09/27/r...
decipher.sc
Researchers Warn of Citrix NetScaler Exploitation - Decipher
On Saturday, researchers from watchTowr Labs said they had credible information that attackers were exploiting an unknown RCE vulnerability in Citrix NetScaler boxes.
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Dennis @dennisf.bsky.social · 26/09/2026
@rodger.bsky.social We have a “simulating using the restroom” penalty situation in the UT-UT game. Important stuff.
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Rodger Sherman @rodger.bsky.social · 26/09/2026
When are people in the sports world going to stand up and say “we would prefer the openly evil 28% approval rating president not attend our game in-person because it is a massive inconvenience for our in-person fans, a strain on local law enforcement, and harms the television product”
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Decipher @deciphersec.bsky.social · 25/09/2026
Full podcast is up now, including analysis of the ShinyHunters FBI hack, EviltTokens disruption, and the F5 zero day. youtu.be/mIW5JQxVZPQ?...
youtu.be
FBI Hack Fallout, EvilTokens Takedown, and the F5 Zero Day
YouTube video by Decipher
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Decipher @deciphersec.bsky.social · 25/09/2026
The @labs.watchtowr.com.web.brid.gy blog posts bring us joy in what can be a bleak threat landscape.
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Dennis @dennisf.bsky.social · 24/09/2026
Send us your questions, the funnier the better.
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Dennis @dennisf.bsky.social · 24/09/2026
Of all the gnarly details in @netw3rk.bsky.social latest Wait a Second episode, the gnarliest by far is the discussion of the Borden family eating days-old swordfish and mutton stew that had been sitting out. Real 19th century shit.
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Dennis @dennisf.bsky.social · 23/09/2026
@harvilla.bsky.social We need some merch immediately that says DR JERRY TACO LOVES CHILI'S. Thank you for your attention to his matter.
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Dennis @dennisf.bsky.social · 22/09/2026
New @deciphersec.bsky.social podcast is up! Fun conversation with Matt Fredriskson of @cmu.edu and Nlack Swan AI about model security and AI red teaming. youtu.be/tMuNl6Y8a10?...
youtu.be
Assessing AI Model Security From the Outside In | Matt Fredrikson
YouTube video by Decipher
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Dennis @dennisf.bsky.social · 21/09/2026
decipher.sc/2026/09/21/w...
decipher.sc
‘We Have Enough AI’: Realism in a Time of Relentless Hype - Decipher
Let’s ask a simple question that seems to be getting lost in all of the credulous fervor around AI: How’s this working out for everyone?
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Ryan Naraine @ryanaraine.bsky.social · 15/09/2026
📺 YouTube: www.threebuddyproblem.com 🎧 Spotify (with video): open.spotify.com/show/6dXbRag... 📱 Apple Podcasts: podcasts.apple.com/us/podcast/t... 🎙️Find your podcast platform: pod.link/1414525622 RSS feed: 📖 feeds.fireside.fm/securityconv...
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Adrian Sanabria @sawaba.bsky.social · 15/09/2026
Super excited I get to interview @joemenn.bsky.social about Cult of the Dead Cow this week at the Open Source Security Summit! It's a virtual event and free to attend, so come check it out Thursday morning! #opensourcesecuritysummit opensourcesecuritysummit.com
opensourcesecuritysummit.com
Open Source Security Summit | Bitwarden
Check out the free and virtual Open Source Security Summit to learn from industry visionaries and thought leaders about the latest cybersecurity advancements in open source technology.
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Decipher @deciphersec.bsky.social · 15/09/2026
Full podcast is up now: youtu.be/uQOFWlVDio8?...
youtu.be
The Vulnpocalypse Myth | Jeremiah Grossman
YouTube video by Decipher
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Decipher @deciphersec.bsky.social · 15/09/2026
"AI helps you move quickly, and that's exactly what you don't want as an attacker. Speed of movement gets you caught." -- Jeremiah Grossman
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Dennis @dennisf.bsky.social · 15/09/2026
The honor of my lifetime to have my movie take eviscerated by @netw3rk.bsky.social and @sheaserrano.bsky.social. I remain steadfast in my beliefs, however. goodmovie.substack.com/p/organizing...
goodmovie.substack.com
Organizing “Movie Villains, Based on What Type of Hang They Would Be”
It’s episode 3 of the ORGANIZING THINGS podcast!
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Dennis @dennisf.bsky.social · 14/09/2026
These hoodies are dope. Get one.
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Decipher @deciphersec.bsky.social · 14/09/2026
AI is not your adversary. It's simply another tool those adversaries use.
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Decipher @deciphersec.bsky.social · 11/09/2026
New podcast is up! 🤖 The Anthropic threat intel report 🤖 Is AI going to destroy humanity? (No.) 🔐 The huge effect of 9/11 on the cybersecurity industry PLUS: A special appearance by @ryanaraine.bsky.social to discuss the LabsCon keynotes. youtu.be/H-azc0CCxw0?...
youtu.be
Anthropic's Threat Report, AI's Effect on Cybercrime, and How 9/11 Changed Cybersecurity
YouTube video by Decipher
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Rodger Sherman @rodger.bsky.social · 11/09/2026
why didn't they just fly Matt Stafford to Australia in The Airstream That Makes Him Healthy
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Rodger Sherman @rodger.bsky.social · 08/09/2026
LET'S GOOOOOOOOOO
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Decipher @deciphersec.bsky.social · 08/09/2026
Upgrade as soon as you can. If SSH is enabled, treat the device as compromised. decipher.sc/2026/09/06/m...
decipher.sc
MicroTik Routers Under Attack in New Campaign - Decipher
Labeled "MikroTrick" by researchers at CERT Polska who discovered and disclosed six vulnerabilities in the software,  the campaign targets devices with SSH services reachable from the public internet
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Dennis @dennisf.bsky.social · 08/09/2026
Never read a more aptly named book than Jordan Harper’s A VIOLENT MASTERPIECE. Hoo boy.
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Dennis @dennisf.bsky.social · 07/09/2026
I read this top to bottom every time. And the UMass part is so great. As a UMass parent who watched more than a few of those atrocious games it’s nice to see a W!
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Dennis @dennisf.bsky.social · 06/09/2026
decipher.sc/2026/09/06/m...
decipher.sc
MicroTik Routers Under Attack in New Campaign - Decipher
Labeled "MikroTrick" by researchers at CERT Polska who discovered and disclosed six vulnerabilities in the software,  the campaign targets devices with SSH services reachable from the public internet
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Rodger Sherman @rodger.bsky.social · 06/09/2026
Michigan is a basketball school anyway, football is for schools like Indiana
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Dennis @dennisf.bsky.social · 05/09/2026
Some sweet new @deciphersec.bsky.social stickers just landed.
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Dennis @dennisf.bsky.social · 05/09/2026
Makes sense since their turf looks like the floor of a Jiffy Lube bay.
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Dennis @dennisf.bsky.social · 04/09/2026
One million people have been swindled
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U.S. Consumer Product Safety Commission @cpsc.gov · 04/09/2026
We get one product safety movie every 50 years and it just so happens this time there's a coyote.
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Dennis @dennisf.bsky.social · 04/09/2026
It's Fridayyyyyy! And you know what that means: New @deciphersec.bsky.social pod! 🎂 One year of the new Decipher! 🖥️ Nasty phishing campaign using @microsoft.com Teams 🤖 Takedown of a 23-year-old (!) botnet 📕 Some book and TV recommendations for the long weekend youtu.be/eEqlgBQGDaU?...
youtu.be
Microsoft Teams Phishing, a Botnet Takedown 23 Years in the Making, and The Cuckoo's Egg's Lessons
YouTube video by Decipher
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rain-singer.bsky.social @rain-singer.bsky.social · 04/09/2026
107112202832
Dennis @dennisf.bsky.social · 04/09/2026
static.klipy.com
Umass Sam
ALT: Umass Sam
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Rodger Sherman @rodger.bsky.social · 03/09/2026
the UMass mascot (UMass-cot?) saying "..... and I took that personally"
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Dennis @dennisf.bsky.social · 03/09/2026
Ahem.
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Dennis @dennisf.bsky.social · 03/09/2026
Tough day for us uncles named Dennis.
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Dennis @dennisf.bsky.social · 03/09/2026
Great summation of the OpenAI-Hugging Face agent swarm thing by @netw3rk.bsky.social today: "If you see two cockroaches in your kitchen, do you only have two cockroaches?"
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Dennis @dennisf.bsky.social · 02/09/2026
Time is a flat circle and the last year has been great for us. Thanks to everyone for the support and love.
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Dennis @dennisf.bsky.social · 01/09/2026
New @deciphersec.bsky.social podcast is up! It's a fascinating conversation with @silentpush.bsky.social CEO Ken Bagnall on the cybercrime landscape, how takedowns actually work, and what success looks like in those operations. youtu.be/yfBWUgtUh8g?...
youtu.be
Cybercrime Disruption: Making a “Real Impact” | Ken Bagnall
YouTube video by Decipher
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Dennis @dennisf.bsky.social · 01/09/2026
Kinda struck out this month on movies, but I really liked The Christophers
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Dennis @dennisf.bsky.social · 28/08/2026
As always @sheaserrano.bsky.social nails it. I believe Cusack's inner confidence is a direct result of Lloyd Dobler's kickboxing training from Say Anything.
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Dennis @dennisf.bsky.social · 28/08/2026
New @deciphersec.bsky.social podcast is out! 🦘 Alleged TeamPCP members arrested in Australia 🇨🇳 US warns of QTFY Chinese threat actor targeting critical infrastructure 🤖 The new OpenAI post-mortem on the Hugging Face incident youtu.be/MCRqrO_CXQQ?...
youtu.be
TeamPCP Arrests, the QTFY Attacks, and the OpenAI Post-Mortem
YouTube video by Decipher
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Dennis @dennisf.bsky.social · 27/08/2026
Love this from @alansiegella.bsky.social "He’s a great physical comedian. He’s a hard worker. He’s a thinker. He’s passionate. And he’s also a fool." www.theringer.com/2026/08/27/m...
theringer.com
Keep Chasing That Bird: The Oral History of ‘Coyote vs. Acme’
The ‘Looney Tunes’ movie is finally hitting theaters after its controversial shelving three years ago—this is the story of how it got out from under the anvil
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Tyler Parker @tylerparker.bsky.social · 26/08/2026
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Dennis @dennisf.bsky.social · 26/08/2026
The Travis McGee series by John D. McDonald. Those books are why I write the books I write.
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Decipher @deciphersec.bsky.social · 25/08/2026
New podcast is out! This one is a deep conversation with @eff.org Executive Director Nicole Ozer on the surveillance state, how AI is supercharging it, and what the future holds for privacy. youtu.be/qCNqTxnXNyk?...
youtu.be
The Future of Surveillance and Privacy in the Age of AI | Nicole Ozer
YouTube video by Decipher
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Rodger Sherman @rodger.bsky.social · 25/08/2026
Four days until we watch Bill Belichick looking miserable on the sideline of a college football game inexplicably being played in Dublin, Ireland
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Dennis @dennisf.bsky.social · 24/08/2026
The transnational nature of cybercrime is the big challenge in taking down those groups.
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