TsuNAME is a name given to a vulnerability that can be used to DDoS DNS.
adam:ONE® prevented TsuNAME techniques even prior to the above responsible discovery, disclosure and patching by Google & OpenDNS.
Here’s how:
- adam:ONE® limits the number of recursions to ten (10)
- adam:ONE® (local LAN caching resolver service) checks against circular requests (any attempt to do so would show in your mytools.management/log