Armstrong describes physical-presence checks, restricted system access and insider-threat controls in response to attackers. John Collison connects the discussion to deepfakes. These are management descriptions of security practice, not an independent effectiveness audit.Dated speaker account or opinion, paraphrased from the publisher transcript. It does not establish TIBBIR involvement or independently verify a product, forecast or performance claim.TIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse