Exploit acquisition vendor Zerodium said Wednesday it will pay up to $1M for an unknown Tor Browser zero day.

Tor Project developers recently bolstered Orfox, a Tor Browser for Android devices, to help privacy-conscious mobile browsers better customize their security.

Prosecutors with the U.S. Department of Justice dropped their case against a suspect who visited the dark web site child pornography site Playpen.

Prosecutors with the U.S. Department of Justice dropped their case against a suspect who visited the dark web site child pornography site Playpen.

Encrypted email service ProtonMail announced early Thursday that it had added its own Tor hidden service.

A sandboxed alpha version of the Tor Browser was released over the weekend and while there are still some rough edges and bugs, it could be a step toward protecting Tor users from recent de-anonymization exploits.

Mozilla released a new version of Firefox on Wednesday to address a zero day vulnerability that was actively being exploited to de-anonymize Tor Browser users.

Mozilla is expected tomorrow to patch a critical certificate pinning vulnerability in Firefox’s automated update process for extensions.

The Tor Project on Wednesday updated its software package to version 0.2.8.7 and fixed a number of issues, including a bug it calls “important” in the ReachableAddresses option. ReachableAddresses is a list of IP addresses and ports that are permitted by a firewall; admins can set IP ranges and reject addresses through this feature. The...

Researchers from MIT believe a new anonymity scheme they’ve devised dubbed Riffle could contend with Tor, claiming it’s every bit as secure as Tor, and bandwidth-efficient, to boot. According to a paper, “Riffle: An Efficient Communication System With Strong Anonymity,” (.PDF) released this week, the system can guarantee anonymity among a large group of users, as...