Justin Widanski
@justin.widanski.com
🛡️ Cybersecurity / Detection Analyst
Views own. Sharing what personally resonates.
Views own. Sharing what personally resonates.
Reposted by Justin Widanski
GM Daniel Naroditsky passed away. He was a talented chess player, commentator, and educator. FIDE extends its deepest condolences to Daniel’s family and loved ones.
October 20, 2025 at 5:37 PM
GM Daniel Naroditsky passed away. He was a talented chess player, commentator, and educator. FIDE extends its deepest condolences to Daniel’s family and loved ones.
Reposted by Justin Widanski
#ESETResearch has discovered the first known AI-powered ransomware, which we named #PromptLock. The PromptLock malware uses the gpt-oss:20b model from OpenAI locally via the Ollama API to generate malicious Lua scripts on the fly, which it then executes 1/7
August 26, 2025 at 3:38 PM
#ESETResearch has discovered the first known AI-powered ransomware, which we named #PromptLock. The PromptLock malware uses the gpt-oss:20b model from OpenAI locally via the Ollama API to generate malicious Lua scripts on the fly, which it then executes 1/7
Reposted by Justin Widanski
If you load this page it contacts 82 IP addresses executing 256 separate HTTP transactions to download 18MB of data writing 64 cookies to your device to tell you “no”
May 24, 2025 at 10:37 AM
If you load this page it contacts 82 IP addresses executing 256 separate HTTP transactions to download 18MB of data writing 64 cookies to your device to tell you “no”
Reposted by Justin Widanski
A post from the developer of WireGuard on the severe security flaws and lack of trustworthiness of F-Droid:
gitlab.com/fdroid/fdroi...
gitlab.com/fdroid/fdroi...
wireguard inclusion policy violation (auto-updates w/o explicit user consent) (#3110) · Issues · F-Droid / Data · GitLab
Per https://f-droid.org/en/docs/Inclusion_Policy/ The software must not download additional executable binary files (e.g. addons, auto-updates, etc.) without explicit user consent....
gitlab.com
January 27, 2025 at 3:10 PM
A post from the developer of WireGuard on the severe security flaws and lack of trustworthiness of F-Droid:
gitlab.com/fdroid/fdroi...
gitlab.com/fdroid/fdroi...
Reposted by Justin Widanski
probably don't get your cybersecurity advice from youtube sponsor segments
December 19, 2024 at 5:36 PM
probably don't get your cybersecurity advice from youtube sponsor segments
Reposted by Justin Widanski
I made a Detection Engineering starter pack, will be adding more as more folks jump over to bluesky! go.bsky.app/HenXJUR
November 18, 2024 at 3:37 PM
I made a Detection Engineering starter pack, will be adding more as more folks jump over to bluesky! go.bsky.app/HenXJUR
Reposted by Justin Widanski
This is the future I want for us
November 18, 2024 at 10:50 PM
This is the future I want for us
Reposted by Justin Widanski
The Equal Vote Coalition supports science backed voting methods including STAR Voting, Approval Voting, and Ranked Robin that prevent vote-splitting and ensure equality of the vote.
November 18, 2024 at 2:33 AM
The Equal Vote Coalition supports science backed voting methods including STAR Voting, Approval Voting, and Ranked Robin that prevent vote-splitting and ensure equality of the vote.
Reposted by Justin Widanski
