Off By One Security

New streams every Friday! All channel proceeds go back to the community! Check out for our AI-powered offensive security testing platform!

[Stephen Sims @Steph3nSims]

This was a great talk. Definitely with the watch.

[Stephen Sims @Steph3nSims]

Join me this Friday at 11AM PT for the next @offby1security stream with @0x4ndy and Milenko Starcik for a stream on Finding and Exploiting Spacecraft Vulnerabilities!

https://t.co/FlCH3IgAUn

[Stephen Sims @Steph3nSims]

Watching Offensive AI Agents Work https://t.co/HHL8IiTEhI

[Stephen Sims @Steph3nSims]

Join us today at 12:30pm!

[Stephen Sims @Steph3nSims]

Join me on Friday, September 25th at 12:30PM for the next @offby1security stream with guest Tarun Koyalwar @KoyalwarTarun on "Watching Offensive AI Agents Work!"

Thanks for helping us reach 50K subscribers!

https://t.co/PA4DqChTGW

[Off By One Security @offby1security]

Thanks for helping us reach 50K subscribers on YouTube! Our next stream is Friday, September 25th at 12:30PM PT!

[Stephen Sims @Steph3nSims]

Join me on Friday, September 25th at 12:30PM for the next @offby1security stream with guest Tarun Koyalwar @KoyalwarTarun on "Watching Offensive AI Agents Work!"

Thanks for helping us reach 50K subscribers!

https://t.co/PA4DqChTGW

[Stephen Sims @Steph3nSims]

Breaking Windows: Exploring Security Through Kernel Drivers https://t.co/R4TRIYtRtC

[Stephen Sims @Steph3nSims]

Almost at 50K! I think that's great for a channel that focuses primarily on advanced content! Thanks to everyone who has subscribed and to all of the guests who have joined me for a stream!

[Stephen Sims @Steph3nSims]

Join us next Friday, September 18th at 11AM PT for the next @offby1security stream with the great Pavel Yosifovich (@zodiacon) for a session on, "Breaking Windows: Exploring Security Through Kernel Drivers!"

https://t.co/wkYJ8AonRv

[Stephen Sims @Steph3nSims]

The Role of Cryptography in Security https://t.co/3pI2AvvOeF

[Stephen Sims @Steph3nSims]

Join us this Thursday, September 10th at 7AM PT on the next @offby1security stream with @LindellYehuda for a session on "The Role of Cryptography in Security!"

https://t.co/FiwVdjRkTB

Description: Join us for a conversation with renowned cryptographer, researcher, and professor Yehuda Lindell as we explore disconnects between cryptography and security. We'll discuss the challenges of turning academic research into real-world products, why secure systems still fail, lessons from building cryptography startups, and whether post-quantum cryptography is finally ready for prime time.

[Stephen Sims @Steph3nSims]

Learning macOS Internals Through Reverse Engineering https://t.co/rPThmIwDbp

[Olivia Gallucci ✨ @OliviaGalluccii]

Join @Steph3nSims and me *today* at 9:30AM PT (12:00PM EST) for the @offby1security stream! 👾

I'll be discussing how I learn macOS internals through reverse engineering!

Hope to see you there :)

https://t.co/7pfbS3YqSc

[Stephen Sims @Steph3nSims]

Join us next Friday, August 28th at 9:30AM PT for the next @offby1security stream with guest @OliviaGalluccii for a session on "Learning macOS Internals Through Reverse Engineering!"

https://t.co/gj935Q6wan

[Stephen Sims @Steph3nSims]

Microsoft Killed My Exploit! Enforcing User-Kernel Separation on Windows with Exploit Mitigations https://t.co/Yo4W0tszEg

[Yarden Shafir @yarden_shafir]

Microsoft killed my exploit 😢
This Friday on @offby1security I'll talk to @Steph3nSims about what why, how and if this is the end for this class of exploit techniques

[Stephen Sims @Steph3nSims]

Please join us for the next @offby1security stream this Friday, August 21st at 11AM PT with the amazing @yarden_shafir for a session on "Enforcing User-Kernel Separation on Windows: SMAP, User Mode Accessors, and more!

https://t.co/zShvZXOlCQ

[Stephen Sims @Steph3nSims]

QQ: What types of topics would you like to see streamed on the @offby1security YouTube channel? We have some great guests & streams coming up, but I'd love to hear your ideas. Please drop a comment!

More AI? Less AI? More manual exploit walk-throughs? LMK!

[Stephen Sims @Steph3nSims]

This stream has been pushed to Monday, August 17th at 11AM. Same link. Thanks!

[Stephen Sims @Steph3nSims]

Join me Friday for an @offby1security stream where I will present an interactive session on validation and disclosure of AI-discovered vulnerabilities. Between duplicates, dynamic validation, and defending your CVSS rating, reporting can be challenging.

https://t.co/s15I61XuCv