Lukasz Olejnik on Cyber, Privacy and Tech Policy Critique

Lukasz Olejnik on Cyber, Privacy and Tech Policy Critique

Home
Book
Blog
Archive
Leaderboard
About
TechLetters ☕️GRU hacks Western logistics. Claude Opus 4 may be able to snitch on its users. LLM-assisted zeroday vulnerability found. NATO…
Security
TechLetters ☕️ Lite this week: Cybersecurity laws, technology laws, and so on
Security
Here's a story about Russian propaganda operations that Substack does not want you to know: How to Fake the World
I tried sending the following story in my regular newsletter—but Substack refused to deliver it.
 • 
Lukasz Olejnik
TechLetters ☕️ Russian info ops go cinematic. AI bug submission waste developer time. Iran lures with fake model agency. Deepfake cops push…
Security
TechLetters ☕️ Spain-Portugal blackout not caused by a cyberattack. Google kills plan to kill third-party cookies and that's bad. It adopts…
My look at interesting quirks in Qwen3 AI / large language models, possibly with security impacts.
TechLetters ☕️ Designing blockchain systems with data protection. Terrible news for web privacy. China accuses USA of cyberattacks. DMA…
My take: Google quietly killed its 7-year plan to kill third-party cookies.
Blockchain and data protection (GDPR)
Protecting personal data when using blockchain technology is tricky, may be full of surprises, and cumbersome.
 • 
Lukasz Olejnik
Lukasz Olejnik on Cyber, Privacy and Tech Policy Critique
Lukasz Olejnik on Cyber, Privacy and Tech Policy Critique
Assessments of current topics and events in cybersecurity, privacy and technology policy. What matters. Probably weekly.

Lukasz Olejnik on Cyber, Privacy and Tech Policy Critique

AboutArchiveSitemap
© 2025 Lukasz Olejnik
Privacy ∙ Terms ∙ Collection notice
Start writingGet the app
Substack is the home for great culture