The systems that no one will test(blog.christianperone.com)
134 points by perone | 65 comments
Blog post by Christian S. Perone recounting a 2020 vulnerability he found in a Brazilian federal system that exposed personal data on any Brazilian citizen.

![Screenshot of blog.christianperone.com: The geometry of data: the missing metric tensor and the Stein score [Part II]](https://hn.urlbox.com/shots/renders/2024/11/14/c18be084-271d-457f-a506-53328d7cfd8b.jpg)
