Tor security advisory: "relay early" traffic confirmation attack This advisory was posted on the tor-announce mailing list. 277 comments
Improving Tor's anonymity by changing guard parameters There are tensions in the Tor protocol design between the anonymity provided by entry guards and the performance improvements from better load balancing. 67 comments
The lifecycle of a new relay Many people set up new fast relays and then wonder why their bandwidth is not fully loaded instantly. 49 comments
Research problem: better guard rotation parameters Tor's entry guard design protects users in a variety of ways. 16 comments