Only English ones?

https://www.bleepingcomputer.com/feed/

https://firewallsdontstopdragons.com/feed/

https://krebsonsecurity.com/feed/

https://malwaretech.com/rss-feed.php

German but a very good feed

https://www.kuketz-blog.de/feed/

While not exclusive privacy news 404 media covers and uncovers lots of tech privacy news. Lots of other news/podcasts reference them.

Torrentfreak

Not sure if you are looking for blogs but I this guy is a good writer: https://rys.io/en/index.html