Sean O'Brien
@profdiggity.com
🛡️ Prof Diggity @ivycyber.com 🤖 Founder @yaleprivacylab.org 🔒 Secure Apps at @privacysafe.social 🔆 Mastodon https://privacysafe.social/@profdiggity 🎙️ Subscribe 👉 @bitsontape.com
Pinned
Sean O'Brien
@profdiggity.com
· Nov 3
PrivacySafe — Private Chat, Calls & Storage.
Have truly private conversations in a safe and simple chat app. Make secure peer-to-peer video and voice calls on any platform. Save and share your files with the peace of mind that you hold the keys.
privacysafe.app
🏰 We're growing not only our @privacysafe.social community but also our app downloads and subscriptions to our zero-knowledge storage service.
✌️ Try it yourself on #Windows, #Mac, and #Linux at privacysafe.app
✌️ Try it yourself on #Windows, #Mac, and #Linux at privacysafe.app
We launched a ton of fun projects this past year at @ivycyber.com and it's time to retire a few of them. First up is #vibecoding nightmare "Vibe Crap"💩
Check out the video demo + full source code at 👉https://psafe.ly/vibecrap
If you like experiments like this, follow @bitsontape.com
Check out the video demo + full source code at 👉https://psafe.ly/vibecrap
If you like experiments like this, follow @bitsontape.com
January 3, 2026 at 3:49 AM
We launched a ton of fun projects this past year at @ivycyber.com and it's time to retire a few of them. First up is #vibecoding nightmare "Vibe Crap"💩
Check out the video demo + full source code at 👉https://psafe.ly/vibecrap
If you like experiments like this, follow @bitsontape.com
Check out the video demo + full source code at 👉https://psafe.ly/vibecrap
If you like experiments like this, follow @bitsontape.com
We're doing another @ivycyber.com giveaway on Twitter X. This time it's a mini laptop / touchscreen tablet + travel #VPN router, loaded with goodies and a 12-month subscription to our PrivacySafe.app software 🎁
x.com/profdiggity/...
x.com/profdiggity/...
December 20, 2025 at 7:57 AM
We're doing another @ivycyber.com giveaway on Twitter X. This time it's a mini laptop / touchscreen tablet + travel #VPN router, loaded with goodies and a 12-month subscription to our PrivacySafe.app software 🎁
x.com/profdiggity/...
x.com/profdiggity/...
Well if I age out of being a #techbro I can always audition for the next season of #StrangerThings.
...did they really have to show them wobbly-riding on Huffy bikes?
...did they really have to show them wobbly-riding on Huffy bikes?
December 17, 2025 at 3:18 AM
Well if I age out of being a #techbro I can always audition for the next season of #StrangerThings.
...did they really have to show them wobbly-riding on Huffy bikes?
...did they really have to show them wobbly-riding on Huffy bikes?
Great stream today by Ungovernable Misfits with Keonne from #samouraiWallet ✊ Thanks for the excellent Q&A and insights as you and Bill face prison for creating #privacy software that actually works. #pardonsamourai
December 16, 2025 at 5:05 PM
Great stream today by Ungovernable Misfits with Keonne from #samouraiWallet ✊ Thanks for the excellent Q&A and insights as you and Bill face prison for creating #privacy software that actually works. #pardonsamourai
Great photos from #TEDx #MIT this past weekend. A really inspiring and thought-provoking event, as you might expect 🤓 Thanks to john werner for the invite.
www.johnwernerphotography.com/TEDxMIT-Dec-...
www.johnwernerphotography.com/TEDxMIT-Dec-...
TEDxMIT Dec 13, 2025 - John Werner Photography
John Werner is a passionate photographer. He is Managing Director at Link Ventures.
www.johnwernerphotography.com
December 15, 2025 at 10:52 PM
Great photos from #TEDx #MIT this past weekend. A really inspiring and thought-provoking event, as you might expect 🤓 Thanks to john werner for the invite.
www.johnwernerphotography.com/TEDxMIT-Dec-...
www.johnwernerphotography.com/TEDxMIT-Dec-...
Check out my conversation with BusinessWest about the #cybersecurity field, emerging threats, and where careers in #cyber seem to be headed. www.youtube.com/watch?v=1nIx...
BusinessTalk with Sean O'Brien, Director of Cybersecurity & Computer Science at Bay Path University
YouTube video by BusinessWest Healthcare News
www.youtube.com
December 13, 2025 at 5:40 PM
Check out my conversation with BusinessWest about the #cybersecurity field, emerging threats, and where careers in #cyber seem to be headed. www.youtube.com/watch?v=1nIx...
Awesome writeup of our Bay Path #Cybersecurity Summit featuring myself and @scottjshapiro.bsky.social
"AI is an accelerating force... everything old is new again. But because #AI is able to 'think' on its feet, it’s able to probabilistically change direction."
businesswest.com/blog/cyberse...
"AI is an accelerating force... everything old is new again. But because #AI is able to 'think' on its feet, it’s able to probabilistically change direction."
businesswest.com/blog/cyberse...
Cybersecurity Offers Promising Career Paths - BusinessWest
Evolving Threats As high-tech businesses grapple with the implications of artificial intelligence (AI) — and workers worry what that might mean for their job security — those who work in […]
businesswest.com
December 13, 2025 at 5:38 PM
Awesome writeup of our Bay Path #Cybersecurity Summit featuring myself and @scottjshapiro.bsky.social
"AI is an accelerating force... everything old is new again. But because #AI is able to 'think' on its feet, it’s able to probabilistically change direction."
businesswest.com/blog/cyberse...
"AI is an accelerating force... everything old is new again. But because #AI is able to 'think' on its feet, it’s able to probabilistically change direction."
businesswest.com/blog/cyberse...
Just got my copy of the #FreeSoftware Foundation bulletin for the #holidays 🤓 Great interview with #FSF President Ian Kelling and a nice photo of all of us from the #FSF40 event!
Show your support with a donation to the FSF: my.fsf.org/donate
Show your support with a donation to the FSF: my.fsf.org/donate
December 13, 2025 at 4:42 PM
Just got my copy of the #FreeSoftware Foundation bulletin for the #holidays 🤓 Great interview with #FSF President Ian Kelling and a nice photo of all of us from the #FSF40 event!
Show your support with a donation to the FSF: my.fsf.org/donate
Show your support with a donation to the FSF: my.fsf.org/donate
Steady growth of PrivacySafe.social throughout early #December with *zero* marketing spend and all organic word-of-mouth. Lots of folks discovering #decentralized networks / the #fediverse for the first time. Get @privacysafe.social 🦾
December 10, 2025 at 6:11 PM
Steady growth of PrivacySafe.social throughout early #December with *zero* marketing spend and all organic word-of-mouth. Lots of folks discovering #decentralized networks / the #fediverse for the first time. Get @privacysafe.social 🦾
Great reporting by Jessica Ka Burbank. Seems to be a frontend for all the big US Cloud #AI players. #DepartmentOfWar kaburbank.substack.com/p/dow-leak-i...
DOW Leak: Inside The AI Platform & Internal Memo
The Department of War has quietly launched a custom AI tool. I obtained an internal memo from Pete Hegseth, along with screenshots showing the Gemini interface.
kaburbank.substack.com
December 10, 2025 at 1:32 PM
Great reporting by Jessica Ka Burbank. Seems to be a frontend for all the big US Cloud #AI players. #DepartmentOfWar kaburbank.substack.com/p/dow-leak-i...
Grab a ticket for @pluralistic.net.web.brid.gy 's book signing at @rjjulia.bsky.social on the beautiful #Connecticut shoreline tonight! 👇 #enshittification
rjjulia.com/list/cory-do...
rjjulia.com/list/cory-do...
Cory Doctorow 12.08.25
This ticket includes admission for one (1) to the Cory Doctorow event and one (1) copy of Enshittification. Your ticket(s) will be available for pickup at the event. Tickets will not be mailed in advance.A friendly reminder that the event will begin promptly at 6:30 PM on Monday, December 8, at RJ...
rjjulia.com
December 8, 2025 at 1:35 PM
Grab a ticket for @pluralistic.net.web.brid.gy 's book signing at @rjjulia.bsky.social on the beautiful #Connecticut shoreline tonight! 👇 #enshittification
rjjulia.com/list/cory-do...
rjjulia.com/list/cory-do...
Working on @privacysafe.social alongside a couple copies of a modern classic by @pluralistic.net.web.brid.gy . It's a solid way to gear up for the event in #Madison Connecticut tonight! 🤓 #privacymatters
December 8, 2025 at 1:25 PM
Working on @privacysafe.social alongside a couple copies of a modern classic by @pluralistic.net.web.brid.gy . It's a solid way to gear up for the event in #Madison Connecticut tonight! 🤓 #privacymatters
Reposted by Sean O'Brien
December 8, 2025 at 5:52 AM
Reposted by Sean O'Brien
Find me at privacysafe.social/@johnkiriakou
December 8, 2025 at 4:50 AM
Find me at privacysafe.social/@johnkiriakou
Thank you Glidus for the 🌽 video I've been waiting for. #WindsOfWinter www.youtube.com/watch?v=Cctm...
Why is there Corn in Westeros?
YouTube video by Glidus
www.youtube.com
December 8, 2025 at 4:44 AM
Thank you Glidus for the 🌽 video I've been waiting for. #WindsOfWinter www.youtube.com/watch?v=Cctm...
Special thanks to Dafu Gao from OnePiece Labs and #Solana Foundation for sponsoring this event hosted by #Yale #Blockchain 🤖
I had an amazing time speaking on a panel about #AI and its impact on the #Web3 space and #tech in general.
www.globenewswire.com/news-release...
I had an amazing time speaking on a panel about #AI and its impact on the #Web3 space and #tech in general.
www.globenewswire.com/news-release...
December 4, 2025 at 3:29 AM
Special thanks to Dafu Gao from OnePiece Labs and #Solana Foundation for sponsoring this event hosted by #Yale #Blockchain 🤖
I had an amazing time speaking on a panel about #AI and its impact on the #Web3 space and #tech in general.
www.globenewswire.com/news-release...
I had an amazing time speaking on a panel about #AI and its impact on the #Web3 space and #tech in general.
www.globenewswire.com/news-release...
NEW: Our #SCOTUS amicus brief on #AI and #copyright 👇
psafe.ly/7ShfXu
Thanks to my colleagues Shlomit Yanisky-Ravid & @patriciaavl.bsky.social at @yaleisp.bsky.social, @lessig.bsky.social at @harvard.edu, and many others across #law and #tech for their support & contributions.
Thread 🧵
psafe.ly/7ShfXu
Thanks to my colleagues Shlomit Yanisky-Ravid & @patriciaavl.bsky.social at @yaleisp.bsky.social, @lessig.bsky.social at @harvard.edu, and many others across #law and #tech for their support & contributions.
Thread 🧵
December 2, 2025 at 7:26 PM
NEW: Our #SCOTUS amicus brief on #AI and #copyright 👇
psafe.ly/7ShfXu
Thanks to my colleagues Shlomit Yanisky-Ravid & @patriciaavl.bsky.social at @yaleisp.bsky.social, @lessig.bsky.social at @harvard.edu, and many others across #law and #tech for their support & contributions.
Thread 🧵
psafe.ly/7ShfXu
Thanks to my colleagues Shlomit Yanisky-Ravid & @patriciaavl.bsky.social at @yaleisp.bsky.social, @lessig.bsky.social at @harvard.edu, and many others across #law and #tech for their support & contributions.
Thread 🧵
These classes with me and @johnkiriakou.bsky.social are 50% OFF for #CyberMonday and beyond! ivycyber.com/kiriakou
#security #privacy #surveillance
#security #privacy #surveillance
December 1, 2025 at 5:57 PM
These classes with me and @johnkiriakou.bsky.social are 50% OFF for #CyberMonday and beyond! ivycyber.com/kiriakou
#security #privacy #surveillance
#security #privacy #surveillance
Reposted by Sean O'Brien
great reporting by @zackwhittaker.com on #Oura ring #privacy and #healthcare data, as well as US gov't data requests 👇https://privacysafe.social/@[email protected]/115627975719141861
November 28, 2025 at 6:44 PM
great reporting by @zackwhittaker.com on #Oura ring #privacy and #healthcare data, as well as US gov't data requests 👇https://privacysafe.social/@[email protected]/115627975719141861
I signed this petition about #Google restricting the installation of APKs and software sources like @fdroidorg.bsky.social .
c.org/vfCG2X2kV7
I will paste my comments on the petition into the thread below 👇
c.org/vfCG2X2kV7
I will paste my comments on the petition into the thread below 👇
Sign the Petition
Stop Google from limiting APK file usage
c.org
November 29, 2025 at 3:53 PM
I signed this petition about #Google restricting the installation of APKs and software sources like @fdroidorg.bsky.social .
c.org/vfCG2X2kV7
I will paste my comments on the petition into the thread below 👇
c.org/vfCG2X2kV7
I will paste my comments on the petition into the thread below 👇
The weekend theme is #AI + coding! A friend sent me this piece that mentions my comments on #freesoftware #opensource licensing and #genAI.
LLMs have a place in our @ivycyber.com business but it's a very carefully controlled one, and not in the codebase. psafe.ly/TRySSC
LLMs have a place in our @ivycyber.com business but it's a very carefully controlled one, and not in the codebase. psafe.ly/TRySSC
November 28, 2025 at 11:28 PM
The weekend theme is #AI + coding! A friend sent me this piece that mentions my comments on #freesoftware #opensource licensing and #genAI.
LLMs have a place in our @ivycyber.com business but it's a very carefully controlled one, and not in the codebase. psafe.ly/TRySSC
LLMs have a place in our @ivycyber.com business but it's a very carefully controlled one, and not in the codebase. psafe.ly/TRySSC
Reposted by Sean O'Brien
We Used #ChatGPT to Create a Vibe Coded Nightmare. It only took a few minutes to pollute the internet with the world's worst website. It's a warning, not inspiration.
youtube.com/shorts/eeZEu...
youtube.com/shorts/eeZEu...
🤖 ChatGPT Vibe Coded This AI Slop Security Nightmare
YouTube video by Bits On Tape
youtube.com
November 28, 2025 at 10:22 PM
We Used #ChatGPT to Create a Vibe Coded Nightmare. It only took a few minutes to pollute the internet with the world's worst website. It's a warning, not inspiration.
youtube.com/shorts/eeZEu...
youtube.com/shorts/eeZEu...
Reposted by Sean O'Brien
A BIG THANK YOU to our users + subscribers + supporters + customers! We're building and growing each month and really creating something great 💪
🦃 A big thank you to our loyal supporters from the Ivy Cyber + @privacysafe.social team this #Thanksgiving
Read our latest updates in today's @bitsontape.com newsletter and subscribe to join us on this amazing journey! 🚀
psafe.ly/nFTATr
Read our latest updates in today's @bitsontape.com newsletter and subscribe to join us on this amazing journey! 🚀
psafe.ly/nFTATr
November 28, 2025 at 3:33 AM
A BIG THANK YOU to our users + subscribers + supporters + customers! We're building and growing each month and really creating something great 💪