Lockdown Systems
@lockdown.systems
Lockdown Systems is an international worker-owned collective that builds freedom and privacy technologies that empower people to take control of their own data, choose what they reveal to the world, and protect themselves from unwanted surveillance.
Pinned
Lockdown Systems
@lockdown.systems
· Jul 15
We are pleased to be joining Bluesky today with this new account! 🦋
We are Lockdown Systems,
a worker-owned collective building freedom and privacy technologies to inform the public, fight surveillance, and empower people to take back control of their own data.
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We are Lockdown Systems,
a worker-owned collective building freedom and privacy technologies to inform the public, fight surveillance, and empower people to take back control of their own data.
1/3
Reflections 🪞 on building a 'beginners guide to digital online safety as a Transgender person' training Focusing on online safety and privacy.
Tools like @cyd.social are critical for safety 🧷
lockdown.systems/running-onli...
Tools like @cyd.social are critical for safety 🧷
lockdown.systems/running-onli...
Running Online and Digital Safety Training for Transgender Folks During Pride
In July 2026 Eriol, a designer and community facilitator who is a Lockdown Systems collective member, organized and ran a three hour online digital safety training for transgender and other marginaliz...
lockdown.systems
November 7, 2026 at 5:41 PM
Reflections 🪞 on building a 'beginners guide to digital online safety as a Transgender person' training Focusing on online safety and privacy.
Tools like @cyd.social are critical for safety 🧷
lockdown.systems/running-onli...
Tools like @cyd.social are critical for safety 🧷
lockdown.systems/running-onli...
🏖️ 🐢 Lockdown Systems was at The Global Gathering in 2026 and we had vital conversations about @cyd.social and what clawing back your data in the age of AI and extractive big tech means to journalists, activists and digital human rights workers.
October 20, 2026 at 12:57 AM
🏖️ 🐢 Lockdown Systems was at The Global Gathering in 2026 and we had vital conversations about @cyd.social and what clawing back your data in the age of AI and extractive big tech means to journalists, activists and digital human rights workers.
We just released OnionShare 2.7! This version includes some new features, a security fix, and several other small changes lockdown.systems/onionshare-2...
OnionShare 2.7 has been released
We just released OnionShare 2.7. You can download it from onionshare.org or GitHub.
Here's the most important stuff included in this release since 2.6.5.
New Feature: Download from another OnionSha...
lockdown.systems
October 16, 2026 at 10:35 PM
We just released OnionShare 2.7! This version includes some new features, a security fix, and several other small changes lockdown.systems/onionshare-2...
Lockdown Systems now has a new fiscal sponsor!
The Lucy Parsons Labs will now help us to collect your generous donations! 🐢💜
Read more about the announcement here: lockdown.systems/new-version-...
Thank you!
The Lucy Parsons Labs will now help us to collect your generous donations! 🐢💜
Read more about the announcement here: lockdown.systems/new-version-...
Thank you!
New Version of Cyd Fixes X Support
We're excited to announce a big new release of Cyd Desktop. If you're already a Cyd user, update to the latest version, or download it here.
You Can Clawback Your X Data Again
First and foremost, t...
lockdown.systems
September 26, 2026 at 4:34 PM
Lockdown Systems now has a new fiscal sponsor!
The Lucy Parsons Labs will now help us to collect your generous donations! 🐢💜
Read more about the announcement here: lockdown.systems/new-version-...
Thank you!
The Lucy Parsons Labs will now help us to collect your generous donations! 🐢💜
Read more about the announcement here: lockdown.systems/new-version-...
Thank you!
Reposted by Lockdown Systems
Are you ready to finally quit X? 🙅
The Cyd app can help you!
Just in time for the spooky Halloween season, it's time to bury your X account with Cyd's new Tombstone feature 🪦💀
Learn more about this new feature and how it works: lockdown.systems/new-version-...
The Cyd app can help you!
Just in time for the spooky Halloween season, it's time to bury your X account with Cyd's new Tombstone feature 🪦💀
Learn more about this new feature and how it works: lockdown.systems/new-version-...
New Version of Cyd Fixes X Support
We're excited to announce a big new release of Cyd Desktop. If you're already a Cyd user, update to the latest version, or download it here.
You Can Clawback Your X Data Again
First and foremost, t...
lockdown.systems
September 23, 2026 at 9:33 PM
Are you ready to finally quit X? 🙅
The Cyd app can help you!
Just in time for the spooky Halloween season, it's time to bury your X account with Cyd's new Tombstone feature 🪦💀
Learn more about this new feature and how it works: lockdown.systems/new-version-...
The Cyd app can help you!
Just in time for the spooky Halloween season, it's time to bury your X account with Cyd's new Tombstone feature 🪦💀
Learn more about this new feature and how it works: lockdown.systems/new-version-...
It's time to update Cyd! 🛠️✨
X has continued to enshittify in the past months, to a point where it broke how @cyd.social was interacting with it. But we fixed it today!
Thanks to the incredible work of our development team! 💪
More on this:
lockdown.systems/new-version-...
X has continued to enshittify in the past months, to a point where it broke how @cyd.social was interacting with it. But we fixed it today!
Thanks to the incredible work of our development team! 💪
lockdown.systems/new-version-...
New Version of Cyd Fixes X Support
We're excited to announce a big new release of Cyd Desktop. If you're already a Cyd user, update to the latest version, or download it here.
You Can Clawback Your X Data Again
First and foremost, t...
lockdown.systems
September 23, 2026 at 4:16 PM
It's time to update Cyd! 🛠️✨
X has continued to enshittify in the past months, to a point where it broke how @cyd.social was interacting with it. But we fixed it today!
Thanks to the incredible work of our development team! 💪
More on this:
lockdown.systems/new-version-...
X has continued to enshittify in the past months, to a point where it broke how @cyd.social was interacting with it. But we fixed it today!
Thanks to the incredible work of our development team! 💪
lockdown.systems/new-version-...
TODAY! We have a Lockdown Systems booth at the Global Gathering this weekend!
Come chat with our collective member @erioldoesdesign.bsky.social about our many projects, and pick up some stickers! ✨
When: Saturday, September 5th, 13:00-15:00
Where: GG venue, Booth 5
Come chat with our collective member @erioldoesdesign.bsky.social about our many projects, and pick up some stickers! ✨
When: Saturday, September 5th, 13:00-15:00
Where: GG venue, Booth 5
September 5, 2026 at 7:02 AM
TODAY! We have a Lockdown Systems booth at the Global Gathering this weekend!
Come chat with our collective member @erioldoesdesign.bsky.social about our many projects, and pick up some stickers! ✨
When: Saturday, September 5th, 13:00-15:00
Where: GG venue, Booth 5
Come chat with our collective member @erioldoesdesign.bsky.social about our many projects, and pick up some stickers! ✨
When: Saturday, September 5th, 13:00-15:00
Where: GG venue, Booth 5
TODAY! If you're at the Global Gathering, come see Lockdown Systems! ⭕️🐢
Our member @erioldoesdesign.bsky.social is there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
We have stickers!
Our member @erioldoesdesign.bsky.social is there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
We have stickers!
September 4, 2026 at 4:31 AM
TODAY! If you're at the Global Gathering, come see Lockdown Systems! ⭕️🐢
Our member @erioldoesdesign.bsky.social is there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
We have stickers!
Our member @erioldoesdesign.bsky.social is there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
We have stickers!
Reposted by Lockdown Systems
For any #globalgathering2026 attendees I'll be there running two circles! one about Cyd (as mentioned below!) and one about User Research and Design in Digital Human Rights. I'll also be handing out cool stickers and ready to chat about anything OSS + design + Human Rights
Also beach time!
Also beach time!
September 1, 2026 at 4:01 PM
For any #globalgathering2026 attendees I'll be there running two circles! one about Cyd (as mentioned below!) and one about User Research and Design in Digital Human Rights. I'll also be handing out cool stickers and ready to chat about anything OSS + design + Human Rights
Also beach time!
Also beach time!
If you're at the 2026 Global Gathering this week, come meet Lockdown Systems! ⭕️🐢
Our member @erioldoesdesign.bsky.social will be there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
1/2
Our member @erioldoesdesign.bsky.social will be there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
1/2
September 1, 2026 at 5:36 AM
If you're at the 2026 Global Gathering this week, come meet Lockdown Systems! ⭕️🐢
Our member @erioldoesdesign.bsky.social will be there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
1/2
Our member @erioldoesdesign.bsky.social will be there to talk about @cyd.social!
Clawing Back Your Data in the Age of Social Surveillance
When: Friday, September 4th, 15:30-17:30
Where: Spyware Village, Booth 57
1/2
Reposted by Lockdown Systems
The US just designated an Italian hacker collective (similar to Riseup) a terrorist organization. Please read this article about Autistici/Inventati, which I’ve reposted micahflee.com/the-server-c...
The Server Called Paranoia: Defend Autistici/Inventati
For twenty-five years, an Italian hacker collective has built communications infrastructure designed to survive censorship, surveillance and police raids. On August 26, the United States designated it...
micahflee.com
August 29, 2026 at 7:48 PM
The US just designated an Italian hacker collective (similar to Riseup) a terrorist organization. Please read this article about Autistici/Inventati, which I’ve reposted micahflee.com/the-server-c...
Reposted by Lockdown Systems
The results are in: Our first crowdfunding round in partnership with @fundingthecommons.bsky.social raised more than $200k for projects working across privacy, censorship circumvention, and secure communications. Full download here👉: blog.torproject.org/funding-inte... @web3privacy.eurosky.social
Funding internet freedom together: results from our first participatory funding round | Tor Project
The Tor Project's first participatory funding campaign raised more than $200,000 for internet freedom projects and taught us valuable lessons about community support, project visibility, and sustainin...
blog.torproject.org
August 17, 2026 at 6:12 PM
The results are in: Our first crowdfunding round in partnership with @fundingthecommons.bsky.social raised more than $200k for projects working across privacy, censorship circumvention, and secure communications. Full download here👉: blog.torproject.org/funding-inte... @web3privacy.eurosky.social
Reposted by Lockdown Systems
It was an excellent talk, one of the most informative and clearly delivered at the conference, imo.
August 17, 2026 at 12:49 AM
It was an excellent talk, one of the most informative and clearly delivered at the conference, imo.
THIS MORNING! Our collective member @redshiftzero.bsky.social is giving a talk at HOPE 26 about the post-quantum transition! 🌐🐢
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later HOPE 26
For decades, public key cryptography has relied on mathematical hardness assumptions (the difficulty of factoring large numbers and computing discrete logarithms) that within several years may no long...
schedule.hope.net
August 16, 2026 at 9:56 AM
THIS MORNING! Our collective member @redshiftzero.bsky.social is giving a talk at HOPE 26 about the post-quantum transition! 🌐🐢
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
TODAY! Watch our member @redshiftzero.bsky.social's talk with @harloholm.es from @freedom.press at HOPE 26!
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: August 14th, 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: August 14th, 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism HOPE 26
The threat landscape for journalists and whistleblowers has dramatically intensified over the last 15 years, leading to the development of robust technical evolutions in platforms from SecureDrop, Dan...
schedule.hope.net
August 14, 2026 at 3:41 PM
TODAY! Watch our member @redshiftzero.bsky.social's talk with @harloholm.es from @freedom.press at HOPE 26!
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: August 14th, 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: August 14th, 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
THIS WEEKEND! Our collective member @redshiftzero.bsky.social will be giving a talk at HOPE 26 about the post-quantum transition! 🌐🐢
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later HOPE 26
For decades, public key cryptography has relied on mathematical hardness assumptions (the difficulty of factoring large numbers and computing discrete logarithms) that within several years may no long...
schedule.hope.net
August 12, 2026 at 11:12 PM
THIS WEEKEND! Our collective member @redshiftzero.bsky.social will be giving a talk at HOPE 26 about the post-quantum transition! 🌐🐢
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
Harvest Now, Decrypt Later
When: Sunday, August 16th - 10am
Where: New York City (USA), New Yorker Hotel, Gramercy Park Suite
schedule.hope.net/hope26/talk/...
THIS FRIDAY! Watch @redshiftzero.bsky.social's talk with @harloholm.es from @freedom.press at HOPE 26!
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: Friday, Aug. 14th 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: Friday, Aug. 14th 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism HOPE 26
The threat landscape for journalists and whistleblowers has dramatically intensified over the last 15 years, leading to the development of robust technical evolutions in platforms from SecureDrop, Dan...
schedule.hope.net
August 12, 2026 at 5:11 PM
THIS FRIDAY! Watch @redshiftzero.bsky.social's talk with @harloholm.es from @freedom.press at HOPE 26!
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: Friday, Aug. 14th 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
From Source to Story: Cryptography and Psychosocial Care Protects Public Interest Journalism
When: Friday, Aug. 14th 1pm
Where: New Yorker Hotel, Grand Ballroom
schedule.hope.net/hope26/talk/...
THIS AFTERNOON at FOSSY Vancouver! 🌳🐢
Don't miss our member @erioldoesdesign.bsky.social's talk today!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th, 3:00pm
Where: UBC Campus, Macleod building Room MCLD 2002
2026.fossy.ca/schedule/pre...
Don't miss our member @erioldoesdesign.bsky.social's talk today!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th, 3:00pm
Where: UBC Campus, Macleod building Room MCLD 2002
2026.fossy.ca/schedule/pre...
FOSSY 2026 | Presentation: Designing attestations UI: The Security and Safety of OSS package supply chain
2026.fossy.ca
August 9, 2026 at 5:36 PM
THIS AFTERNOON at FOSSY Vancouver! 🌳🐢
Don't miss our member @erioldoesdesign.bsky.social's talk today!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th, 3:00pm
Where: UBC Campus, Macleod building Room MCLD 2002
2026.fossy.ca/schedule/pre...
Don't miss our member @erioldoesdesign.bsky.social's talk today!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th, 3:00pm
Where: UBC Campus, Macleod building Room MCLD 2002
2026.fossy.ca/schedule/pre...
Reposted by Lockdown Systems
People are always asking me how they can meet @micahflee.com. This is your chance!
August 8, 2026 at 4:24 PM
People are always asking me how they can meet @micahflee.com. This is your chance!
Reposted by Lockdown Systems
we're back at it in block 1300 for day two of author signings, with back-to-back DEF CON editions at 2 and 3!
August 8, 2026 at 4:05 PM
we're back at it in block 1300 for day two of author signings, with back-to-back DEF CON editions at 2 and 3!
THIS MORNING at DEF CON! 📚️🐢
Meet with @micahflee.com at the @nostarchpress.bsky.social booth for a book signing session of Hacks, Leaks, and Revelations!
When: Saturday, August 8th at 11:00am
Where: No Starch Press booth 1222
hacksandleaks.com
Meet with @micahflee.com at the @nostarchpress.bsky.social booth for a book signing session of Hacks, Leaks, and Revelations!
When: Saturday, August 8th at 11:00am
Where: No Starch Press booth 1222
hacksandleaks.com
Hacks, Leaks, and Revelations: The Art of Analyzing Hacked and Leaked Data by Micah Lee
Buy Hacks, Leaks, and Revelations: The Art of Analyzing Hacked and Leaked Data by Micah Lee.
hacksandleaks.com
August 8, 2026 at 4:09 PM
THIS MORNING at DEF CON! 📚️🐢
Meet with @micahflee.com at the @nostarchpress.bsky.social booth for a book signing session of Hacks, Leaks, and Revelations!
When: Saturday, August 8th at 11:00am
Where: No Starch Press booth 1222
hacksandleaks.com
Meet with @micahflee.com at the @nostarchpress.bsky.social booth for a book signing session of Hacks, Leaks, and Revelations!
When: Saturday, August 8th at 11:00am
Where: No Starch Press booth 1222
hacksandleaks.com
TODAY!
Watch our member @redshiftzero.bsky.social's talk with Trevor Timm of the Freedom of the Press Foundation at DEF CON!
Lessons from a decade of building whistleblower tech
When: Friday, August 7th 2:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 906 (Main Track 3)
defcon.org/html/defcon-...
Watch our member @redshiftzero.bsky.social's talk with Trevor Timm of the Freedom of the Press Foundation at DEF CON!
Lessons from a decade of building whistleblower tech
When: Friday, August 7th 2:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 906 (Main Track 3)
defcon.org/html/defcon-...
defcon.org
August 7, 2026 at 4:28 PM
TODAY!
Watch our member @redshiftzero.bsky.social's talk with Trevor Timm of the Freedom of the Press Foundation at DEF CON!
Lessons from a decade of building whistleblower tech
When: Friday, August 7th 2:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 906 (Main Track 3)
defcon.org/html/defcon-...
Watch our member @redshiftzero.bsky.social's talk with Trevor Timm of the Freedom of the Press Foundation at DEF CON!
Lessons from a decade of building whistleblower tech
When: Friday, August 7th 2:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 906 (Main Track 3)
defcon.org/html/defcon-...
TODAY!
Come watch @yaelwrites.com's talk for the Crypto & Privacy Village at DEF CON!
Trust the Basics, But Know Their Limits: Where Standard Cybersecurity Advice Falls Short
When: Friday, August 7th 1:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 1104 (Creator Stage 4)
defcon.org/html/defcon-...
Come watch @yaelwrites.com's talk for the Crypto & Privacy Village at DEF CON!
Trust the Basics, But Know Their Limits: Where Standard Cybersecurity Advice Falls Short
When: Friday, August 7th 1:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 1104 (Creator Stage 4)
defcon.org/html/defcon-...
defcon.org
August 7, 2026 at 4:26 PM
TODAY!
Come watch @yaelwrites.com's talk for the Crypto & Privacy Village at DEF CON!
Trust the Basics, But Know Their Limits: Where Standard Cybersecurity Advice Falls Short
When: Friday, August 7th 1:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 1104 (Creator Stage 4)
defcon.org/html/defcon-...
Come watch @yaelwrites.com's talk for the Crypto & Privacy Village at DEF CON!
Trust the Basics, But Know Their Limits: Where Standard Cybersecurity Advice Falls Short
When: Friday, August 7th 1:00pm
Where: LVCC L1 - Exhibit Hall West 3 - 1104 (Creator Stage 4)
defcon.org/html/defcon-...
Come watch our member @erioldoesdesign.bsky.social's talk at FOSSY Vancouver this week!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th 3:00pm
Where: UBC Campus, Macleod building (2356 Main Mall), Room MCLD 2002
2026.fossy.ca/schedule/pre...
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th 3:00pm
Where: UBC Campus, Macleod building (2356 Main Mall), Room MCLD 2002
2026.fossy.ca/schedule/pre...
FOSSY 2026 | Presentation: Designing attestations UI: The Security and Safety of OSS package supply chain
2026.fossy.ca
August 5, 2026 at 6:37 PM
Come watch our member @erioldoesdesign.bsky.social's talk at FOSSY Vancouver this week!
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th 3:00pm
Where: UBC Campus, Macleod building (2356 Main Mall), Room MCLD 2002
2026.fossy.ca/schedule/pre...
Designing attestations UI: The Security and Safety of OSS package supply chain
When: Sunday, August 9th 3:00pm
Where: UBC Campus, Macleod building (2356 Main Mall), Room MCLD 2002
2026.fossy.ca/schedule/pre...