Today we are announcing a new privacy feature coming to Kagi Search. Privacy Pass is an authentication protocol first introduced by Davidson et al., in [1], and recently standardized by the IETF as RFCs [2—4]. At the same time, we are announcing the immediate availability of Kagi’s Tor onion service. In general terms, Privacy Pass allows “Clients” (generally users) to authenticate to “Servers” (like Kagi) in such a way that while the Server can verify that the connecting Client has the right to ...