Security, Privacy & Tech Inquiries

Lukasz Olejnik

I write about security, privacy, Web, technology and tech policy matters.

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24 Sep 2018 on web browser, privacy, dpia, gdpr, usability, case study

Am I logged in or not? GDPR case study on the example of Chrome browser change

It is surprisingly difficult to find realistic, interesting and creative privacy case studies. It is perhaps even more difficult in the case of major software. There are no proper motivations for making this kind of work public (employees often paid to do some kind of work in-house; their compensation typically…

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12 Jul 2017 on security, privacy, usability, E2EE

Are you sure your iMessage is encrypted? Blue > Green.

Do you know when Apple Messages send end-to-end encrypted messages? This note might look unusual but it was sparked by continuous questions I receive about communication confidentiality. If you’re well-versed in security and privacy technology - feel free to skip, most likely you won’t find much things of…

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