http://ttevhjjsjxz6uqqcjkbig5cycd7n7xv7cmd6f5fcvrqaaa7f3bj36wad.onion/technology/security/pow/index.html
¶ As of 16th August 2023, this feature is available and enabled for users as long
as they're: Using the most up-to-date Tor software on their applications (tor
0.4.8.1-alpha or later). Their applications uses a GPL-licensed Tor binary, such as Tor Browser
13.0a1.