http://www.w5j6stm77zs6652pgsij4awcjeel3eco7kvipheu6mtr623eyyehj4yd.onion/wiki/Dev/Permanent_Takedown_Attack_Defender
A mechanism to securely download project metadata, which includes censor resistance, defeating rollback and infinite freeze attacks. Both, TUF (The Update Framework) [1] [2] and PTAD (Permanent Takedown Attack Defender) , do not require software to be running on a server and can be run on any (free) web space. [3] TUF cannot defeat a PTA yet.