Richard Bejtlich
@taosecurity.bsky.social
Former USAF intel officer. Early info war practitioner. Created GE-CIRT. Mandiant's first CISO. #NetworkSecurityMonitoring for @corelight-inc. Author. Latest books #ad amzn.to/3B2AcMc
Episode 7 of the Corelight podcast is live. I speak with my friend Keith Jones on practical usage of AI for real security and programming work.
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
January 30, 2026 at 12:31 AM
Episode 7 of the Corelight podcast is live. I speak with my friend Keith Jones on practical usage of AI for real security and programming work.
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
Episodes 5 and 6 of the Corelight podcast are live. I speak with Vern Paxson, our chief scientist and inventor of Zeek, on his in-depth research on detecting covert channels.
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
January 16, 2026 at 2:52 PM
Episodes 5 and 6 of the Corelight podcast are live. I speak with Vern Paxson, our chief scientist and inventor of Zeek, on his in-depth research on detecting covert channels.
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
www.youtube.com/playlist?lis...
open.spotify.com/show/2L2bkmb...
podcasts.apple.com/us/podcast/c...
My fourth podcast episode for Corelight is live. I interview one of our senior leaders to learn how to enjoy a long career in technology and security.
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
youtu.be/EvuZ-B_SeWQ?...
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
youtu.be/EvuZ-B_SeWQ?...
December 20, 2025 at 4:23 PM
My fourth podcast episode for Corelight is live. I interview one of our senior leaders to learn how to enjoy a long career in technology and security.
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
youtu.be/EvuZ-B_SeWQ?...
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
youtu.be/EvuZ-B_SeWQ?...
US Grant handled his own business.
December 5, 2025 at 2:13 PM
US Grant handled his own business.
Episode 3 of my podcast for Corelight is live. Hear about network security and visibility for cloud workloads with David!
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
www.youtube.com/watch?v=ropl...
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
www.youtube.com/watch?v=ropl...
December 5, 2025 at 1:58 AM
Episode 3 of my podcast for Corelight is live. Hear about network security and visibility for cloud workloads with David!
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
www.youtube.com/watch?v=ropl...
podcasts.apple.com/us/podcast/c...
open.spotify.com/show/2L2bkmb...
www.youtube.com/watch?v=ropl...
Episode 2 is live -- check it out! All security content, no filler. My guest is Mark Overholser and we talk about what it's like to work in the Black Hat NOC.
Apple: podcasts.apple.com/us/podcast/c...
Spotify: open.spotify.com/show/2L2bkmb...
YouTube: www.youtube.com/playlist?lis...
Apple: podcasts.apple.com/us/podcast/c...
Spotify: open.spotify.com/show/2L2bkmb...
YouTube: www.youtube.com/playlist?lis...
November 21, 2025 at 3:47 PM
Episode 2 is live -- check it out! All security content, no filler. My guest is Mark Overholser and we talk about what it's like to work in the Black Hat NOC.
Apple: podcasts.apple.com/us/podcast/c...
Spotify: open.spotify.com/show/2L2bkmb...
YouTube: www.youtube.com/playlist?lis...
Apple: podcasts.apple.com/us/podcast/c...
Spotify: open.spotify.com/show/2L2bkmb...
YouTube: www.youtube.com/playlist?lis...
I’ve always loved this Star Wars comic cover by Dave Dorman, from Dark Empire 4, June 1992.
November 7, 2025 at 1:18 AM
I’ve always loved this Star Wars comic cover by Dave Dorman, from Dark Empire 4, June 1992.
I'm hosting a new podcast for Corelight. Check out my first episode with our field CTO, Vince Stoffer. Expect new episodes every two weeks. Max content, minimum banter, in about 15 minutes!
open.spotify.com/episode/0SD2...
podcasts.apple.com/us/podcast/c...
www.youtube.com/watch?v=IgmZ...
open.spotify.com/episode/0SD2...
podcasts.apple.com/us/podcast/c...
www.youtube.com/watch?v=IgmZ...
November 6, 2025 at 6:45 PM
I'm hosting a new podcast for Corelight. Check out my first episode with our field CTO, Vince Stoffer. Expect new episodes every two weeks. Max content, minimum banter, in about 15 minutes!
open.spotify.com/episode/0SD2...
podcasts.apple.com/us/podcast/c...
www.youtube.com/watch?v=IgmZ...
open.spotify.com/episode/0SD2...
podcasts.apple.com/us/podcast/c...
www.youtube.com/watch?v=IgmZ...
I agree with Shelby Foote. He was the author of a massive history of the Civil War and one of the “stars” of Ken Burns’ brilliant documentary.
October 12, 2025 at 12:45 PM
I agree with Shelby Foote. He was the author of a massive history of the Civil War and one of the “stars” of Ken Burns’ brilliant documentary.
“Will the future be more secure? It'll be just as insecure as it possibly can, while still continuing to function. Just like it is today.” -Marcus Ranum, 2007, as cited by TaoSecurity Blog, 2007, and repeated in The Best of TaoSecurity Blog Volume 3, 2020.
September 29, 2025 at 1:54 AM
“Will the future be more secure? It'll be just as insecure as it possibly can, while still continuing to function. Just like it is today.” -Marcus Ranum, 2007, as cited by TaoSecurity Blog, 2007, and repeated in The Best of TaoSecurity Blog Volume 3, 2020.
Will the fact that China has an independent Cyber Force (as of 2024 apparently) finally force the US to implement its own independent Cyber Force? This pic is from the WSJ, from the parade in Beijing.
September 6, 2025 at 12:47 AM
Will the fact that China has an independent Cyber Force (as of 2024 apparently) finally force the US to implement its own independent Cyber Force? This pic is from the WSJ, from the parade in Beijing.
This amazing Branch Education video on EUV Lithography shows that chip making is probably the most technologically advanced process humankind has ever made. youtu.be/B2482h_TNwg?...
How does EUV Lithography Work? Inside the Most Advanced Machine Ever Made 🛠️⚙️🤯
YouTube video by Branch Education
youtu.be
September 2, 2025 at 1:30 AM
This amazing Branch Education video on EUV Lithography shows that chip making is probably the most technologically advanced process humankind has ever made. youtu.be/B2482h_TNwg?...
The 3323 km long border between India and Pakistan is visible at night from space, due to the 150,000 flood lights installed by India. Source: Hydaspes 326 BC: The Limit of Alexander the Great’s Conquests, Nic Fields, Marco Capparoni, Osprey, 2023.
August 13, 2025 at 2:02 AM
The 3323 km long border between India and Pakistan is visible at night from space, due to the 150,000 flood lights installed by India. Source: Hydaspes 326 BC: The Limit of Alexander the Great’s Conquests, Nic Fields, Marco Capparoni, Osprey, 2023.
Every year on this day I watch two videos.
The first is the recording of the Apollo 11 descent.
youtu.be/xc1SzgGhMKc?...
The second is the song Go by Public Service Broadcasting about the landing.
youtu.be/xc1SzgGhMKc?...
The first is the recording of the Apollo 11 descent.
youtu.be/xc1SzgGhMKc?...
The second is the song Go by Public Service Broadcasting about the landing.
youtu.be/xc1SzgGhMKc?...
Apollo 11: The Complete Descent
YouTube video by Apollo 11 - Apollo Flight Journal
youtu.be
July 21, 2025 at 2:45 AM
Every year on this day I watch two videos.
The first is the recording of the Apollo 11 descent.
youtu.be/xc1SzgGhMKc?...
The second is the song Go by Public Service Broadcasting about the landing.
youtu.be/xc1SzgGhMKc?...
The first is the recording of the Apollo 11 descent.
youtu.be/xc1SzgGhMKc?...
The second is the song Go by Public Service Broadcasting about the landing.
youtu.be/xc1SzgGhMKc?...
I’m so happy this show is back with a new season 3! It’s been fifteen years since the last new episode. “Welcome to Earth, population zero.” 😂 www.history.com/shows/life-a...
July 15, 2025 at 5:24 PM
I’m so happy this show is back with a new season 3! It’s been fifteen years since the last new episode. “Welcome to Earth, population zero.” 😂 www.history.com/shows/life-a...
Happy Independence Day. Do yourself a favor and watch Johnny Cash recite his Ragged Old Flag. I was in the audience for this in 1993, with my Georgetown summer program classmates, just prior to my senior year at the Air Force Academy. youtu.be/Vgpp0V7sDbE?...
Johnny Cash - Ragged Old Flag
YouTube video by L. R. Lewis
youtu.be
July 4, 2025 at 9:13 PM
Happy Independence Day. Do yourself a favor and watch Johnny Cash recite his Ragged Old Flag. I was in the audience for this in 1993, with my Georgetown summer program classmates, just prior to my senior year at the Air Force Academy. youtu.be/Vgpp0V7sDbE?...
Happy birthday Ulysses S Grant, born this day in 1822 as Hiram Ulysses Grant. He adopted the name US Grant because his Congressional rep provided incorrect info to West Point. His classmates saw US on his paperwork and nicknamed him Sam, from Uncle Sam.
April 27, 2025 at 1:48 PM
Happy birthday Ulysses S Grant, born this day in 1822 as Hiram Ulysses Grant. He adopted the name US Grant because his Congressional rep provided incorrect info to West Point. His classmates saw US on his paperwork and nicknamed him Sam, from Uncle Sam.
@stephankesting.bsky.social great interview with Tyson Larone. Heard your offer to buy Rise and Fall for anyone who can’t afford Kindle version. LMK if you had any takers. I will fund the first $100 you spend. Can send $ online.
January 24, 2025 at 3:33 PM
@stephankesting.bsky.social great interview with Tyson Larone. Heard your offer to buy Rise and Fall for anyone who can’t afford Kindle version. LMK if you had any takers. I will fund the first $100 you spend. Can send $ online.
Happy birthday TaoSecurity Blog, born on this day in 2003!The best way to digest the key lessons from the site is to browse my four volume Best of TaoSecurity Blog book series. amzn.to/4h6Lqlb #ad Each is a theme-centric collection of posts w/new commentary for each entry. taosecurity.blogspot.com
January 8, 2025 at 1:50 PM
Happy birthday TaoSecurity Blog, born on this day in 2003!The best way to digest the key lessons from the site is to browse my four volume Best of TaoSecurity Blog book series. amzn.to/4h6Lqlb #ad Each is a theme-centric collection of posts w/new commentary for each entry. taosecurity.blogspot.com
I love how the covers of the original Star Wars movie adaptation played loose and fast with the actual plot. This is issue 6, wrapping up the movie.
January 5, 2025 at 10:54 PM
I love how the covers of the original Star Wars movie adaptation played loose and fast with the actual plot. This is issue 6, wrapping up the movie.
How about that? 1111 straight days reading in the Kindle, which is a little more than 3 years. I’d have over 6 years if not for some Kindle snafu 1111 days ago that caused me to have to start my streak again. 😆
January 4, 2025 at 2:52 AM
How about that? 1111 straight days reading in the Kindle, which is a little more than 3 years. I’d have over 6 years if not for some Kindle snafu 1111 days ago that caused me to have to start my streak again. 😆
My @nhlbruins played their first game 100 years ago today. Here’s to another 100 years!
December 1, 2024 at 9:27 PM
My @nhlbruins played their first game 100 years ago today. Here’s to another 100 years!
This sticker from #cyberwarcon is on point.
November 24, 2024 at 2:24 AM
This sticker from #cyberwarcon is on point.
FINALLY something INTERESTING! www.wired.com/story/russia...
Russian Spies Jumped From One Network to Another Via Wi-Fi in an Unprecedented Hack
In a first, Russia's APT28 hacking group appears to have remotely breached the Wi-Fi of an espionage target by hijacking a laptop in another building across the street.
www.wired.com
November 22, 2024 at 11:22 PM
FINALLY something INTERESTING! www.wired.com/story/russia...
I’ve mostly been active here infosec.exchange/@taosecurity and here www.threads.net/@taosecurity but this site is getting busy…
Richard Bejtlich (@[email protected])
665 Posts, 79 Following, 2.76K Followers · I was a captain in the United States Air Force who formally trained as an intelligence officer. I later worked in information warfare. I promoted the concept...
infosec.exchange
November 22, 2024 at 12:45 AM
I’ve mostly been active here infosec.exchange/@taosecurity and here www.threads.net/@taosecurity but this site is getting busy…