This move is intended to increase the cost of DoS attacks to unsustainable levels while prioritizing legitimate traffic and discouraging attack traffic. Introducing a proof-of-work mechanism will discourage attackers by making large-scale attacks costly and impractical. The Tor Project therefore encourages users to upgrade the Onion service to version 0.4.8.

The experience of Tor Project in developing anti-tracking technologies over the years, such as cookie isolation and other anti-surveillance technologies, means that Mullvad Browser has been launched with very high quality. Mullvad Browser can be used with any VPN that you trust, or it can be used as a privacy-focused browser on its own without a VPN.

Tor Browser version 11.5 is a major release that brings many new features, including redesigned Tor network settings, HTTPS enabled by default, improved font support, and more.

In 2020, Tor co-founder Nick Mathewson began work on a version of Rust Tor, then renamed Arti as the official version of Tor, which has gone through several beta releases and has now finally reached the milestone of 1.0.0.

A few days ago, Russia's telecommunications and mass media regulator (also known as Roskomnadzor or RKN) has restored access to the website of the Tor Project , delaying the implementation of a court ruling. The site was blacklisted last year, but the measure was successfully challenged by lawyers.

Much of the Tor Project's spending is directly related to building Tor, improving Tor, and ensuring that everyone has access to Tor, and is always working to ensure the future of Tor.

The Localization Lab recently said on Twitter that three new languages have been added to the Tor Project's main website for translation: Khmer, Korean, and Traditional Chinese (Taiwan). Anyone who wants to help localize the Tor Browser can join the Tor Project translation team.

Once most exit nodes are upgraded to the new version 0.4.7, the Tor Project will release a new stable version of the Tor Browser with congestion control accordingly, and users should be able to experience the performance improvements. In addition, users of the Brave browser, which supports Tor, should also benefit from this improvement.

On March 18, the Tor Project's official blog published an article, "Tor in the News in 2021", summarizing news coverage of Tor in 2021. "ODN" has reprinted the article below.

In its announcement, Tor officials thanked the cryptocurrency community for its strong support and said that through donations, Tor has made great strides to successfully deal with the Russian blockade and is also playing an important role in improving cryptocurrency privacy.