Also known as "black hat", aka criminal.
Seems this is just all mundane info about ordinary people, no scandals, no war crimes, no improprieties. He's massively violated their privacy and subjected them to identity theft. Hope justice finds this bad dude.
White hat hackers release bugs to get them fixed. This is clearly just a case of extortion. You release a bug, you don't steal documents yourself.
One of their servlets had a query parameter like
/servlet/com.sun.projectname.SuperCrazyServlet?url=some_url_encoded_param
and I found out that it accepted file:// URLs.
They had the daemon running as root and I could read everything on the box.
Anyway. I sent them an email to webmaster and to a few PMs I new but heard nothing back.
About a week later I got a REALLY nasty legal as apparently they thought my email was an attempt to extort them and not just a nice guy trying to point out the problem.
I think they thought I downloaded source code ...
The PMs I emailed had to step in and vouch for me but I think that without their help I would have ended up with a really shitty lawsuit.
If you really want it fixed post to pastebin and the traffic will bring attention to it. But it's better to just ignore and move on.
nothing in this article concludes that he asked for payment.