Re:Reporter who told Missouri officials of website flaw did ...
by tyingq on Wednesday November 03, 2021 @05:27PM
(#29100494)
They were. It was the _VIEWSTATE thing that ASP.NET sticks into pages. The developers put the full SSN into the _VIEWSTATE object, which is base64 encoded into the pages.
See https://news.ycombinator.com/item?id=28992667
There's a good comment there that the Microsoft ASP.NET help pages specifically call out an SSN as a terrible thing to put into _VIEWSTATE :)