Introducing Proof-of-Work Defense for Onion Services | Tor Project
blog.torproject.org
Today, we are officially introducing a proof-of-work (PoW) defense for onion services designed to prioritize verified network traffic as a deterrent against denial of service (DoS) attacks with the release of Tor 0.4.8.

This is a new PoW protocol that will be used to defend against DDOSs

  • Nia [she/her]@reddthat.comEnglish
    12·
    1 year ago

    For anyone who comes by and just skims this, this is not cryptocurrency and it is not a captcha, it’s just additional computation the browser will do in the background to prove it’s a real human operated device.

    They say it takes roughly 5ms on a fast computer and 30ms on a slow one, but on a DDOS attack would scale those up to a minute of work per connection.

        • kugiyasan@lemmy.oneEnglish
          1·
          1 year ago

          Probably if your country judges illegal to connect to the tor network, but not on a VPN. Iirc, a bridge could also hide the fact that you’re connecting to the tor network tho

  • Detun3d@lemm.eeEnglish
    2·
    1 year ago

    It’s an interesting feature and will be eager to see it in action. Surely hope it stays dormant most of the time though.