http://xmrhfasfg5suueegrnc4gsgyi2tyclcy5oz7f5drnrodmdtob6t2ioyd.onion/onion-services/advanced/dos/index.html
If this option is 0, it is considered infinite and thus if HiddenServiceEnableIntroDoSDefense is set, it then effectively disables the defenses. For more information on how they work, check the tor(1) manpage and the Denial-of-Service defense extension (DOS_PARAMS) section of the Onion Services v3 specification .