Zerforschung
zerforschung.org · Group blog · on HN since 2021
Zerforschung is a German group that analyzes apps, test certificates and web services to find security flaws and data leaks.
What HN saysCommenters call it amazing investigative journalism, praising its Djokovic test certificate analysis, its warning that Hive exposes user data, and the humorous Zapptales post.
20HN people shared it
10linked it in comments
11stories submitted
299story points
1 year agolast shared
2021people per year2026
Most-shared posts
- 1A test certificate and the Unix timestamp that traveled through time8 people · 16 points · first shared 2022 · discussion on HN
- 2Warning: Do not use Hive Social4 people · 6 points · first shared 2022 · 1 comments on HN
- 3Discovering a security vulnerability in a major grocery delivery platform3 people · 266 points · first shared 2021 · 76 comments on HN
- 4We tried to book train ticket, ended up with a databreach with 245K records2 people · 4 points · first shared 2023 · 1 comments on HN
- 5No one else was in the room where it happened – disturbing the clubhouse peace1 people · 5 points · first shared 2021 · discussion on HN
- 6Please create good TikTok(-analyse)s1 people · 2 points · first shared 2022 · discussion on HN
- 7Zapptales1 people · first shared 2022
- 8Clubhouse telefonnummern en1 people · first shared 2021
What HN people wrote when they linked it
sabertoothed · 2022-01-19
zerforschung.org does an amazing job!
They have also recently analyzed Djokovic's test certificate:
https://zerforschung.org/posts/djokovic-pcr-test-en/
Stuff like that is super interesting. I love this investigative journalism. Another one I find captivating is: https://www.bellingcat.com/
pmarreck · 2022-01-11
If you followed the thread, at the end they did mention they made it a blog post:
https://zerforschung.org/posts/djokovic-pcr-test-en/
xrayarx · 2022-12-02
Basically they expose all user data
https://zerforschung.org/posts/hive-en/
ho_schi · 2022-01-19
Zerforschung is funny, if you want a fun ride read this about "making photobooks out of your personal messages":
https://zerforschung.org/posts/zapptales/
What could go wrong? Everything.
frakkingcylons · 2022-01-11
They have this thread in a blog post in English: https://zerforschung.org/posts/djokovic-pcr-test-en/
Suggest changing the link to that.
yesenadam · 2022-01-11
The twitter thread as a blog post: https://zerforschung.org/posts/djokovic-pcr-test-en/
renaudg · 2022-01-11
Thread as a blog post, in English : https://zerforschung.org/posts/djokovic-pcr-test-en/
not_knuth · 2022-01-11
Perhaps @dang can change the link to the blogpost shared by zerforschung at the bottom of the thread which is written in English?
https://zerforschung.org/posts/djokovic-pcr-test-en/
marbu · 2022-01-11
Zerforschung also provides English version on their webpage:
https://zerforschung.org/posts/djokovic-pcr-test-en/