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← Timestamps cannot order access-control decisions in a decentralised…

11 connected korrents · 11 moments from 23 Sept 2018 to 18 Sept 2026.

Everything filed under crypto crypto Everything filed under cryptography cryptography Everything filed under privacy privacy Same subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subject Read this korrent: Timestamps cannot order access-control decisions in a decentralised system, because the user whose access was revoked can simply forge them. Timestamps cannot order access-controldecisions in a decentralised system,because the user whose access was revokedcan simply forge them. Last stated 6 months ago 22 Apr 2026 MK Martin Kleppmann — holds since 2026-04-22 — tap for who they are Same subject: Clocks are right most of the time, and that is precisely why a distributed system may never rely on them. — tap to centre the map on it Clocks are right most of the time,and that is precisely why adistributed system may never rely onthem. Last stated 6 months ago 22 Apr 2026 MK Martin Kleppmann — holds since 2026-04-22 — tap for who they are Same subject: Giving people the choice to manage their own cryptographic keys matters more than forcing everyone to do so. — tap to centre the map on it Giving people the choice to managetheir own cryptographic keys mattersmore than forcing everyone to do so. Last stated 3 months ago 14 Jul 2026 SK Steve Klabnik — holds since 2026-07-14 — tap for who they are Same subject: A tracing requirement in an encrypted messenger gives up the confidentiality of who sent what, which is the part that protects the sender. — tap to centre the map on it A tracing requirement in anencrypted messenger gives up theconfidentiality of who sent what,which is the part that protects thesender. Last stated 5 years ago 1 Aug 2021 MG Matthew Green — holds since 2021-08-01 — tap for who they are Same subject: As Bitcoin's ecosystem matures and regulatory clarity increases, idiosyncratic 'Black Swan' shocks to its price will become less frequent. — tap to centre the map on it As Bitcoin's ecosystem matures andregulatory clarity increases,idiosyncratic 'Black Swan' shocks toits price will become less frequent. Last stated 2 years ago 24 Sept 2024 LA Lyn Alden — holds since 2024-09-24 — tap for who they are Same subject: Bitcoin creates more upside and downside than traditional money because it makes users power users with no system administrator to fall back on. — tap to centre the map on it Bitcoin creates more upside anddownside than traditional moneybecause it makes users power userswith no system administrator to fallback on. Last stated 3 months ago 12 Jul 2026 BS Balaji Srinivasan — holds since 2026-07-12 — tap for who they are Same subject: A sufficiently large random reversible circuit is plausibly a secure cryptographic permutation, while a large random irreversible circuit collapses to only a few possible outputs. — tap to centre the map on it A sufficiently large randomreversible circuit is plausibly asecure cryptographic permutation,while a large random irreversiblecircuit collapses to only a fewpossible outputs. Last stated 2 months ago 21 Aug 2026 VB Vitalik Buterin — holds since 2026-08-21 — tap for who they are Same subject: Accurate time synchronization is a critical system function because it underlies cryptographic verification protocols like TLS. — tap to centre the map on it Accurate time synchronization is acritical system function because itunderlies cryptographic verificationprotocols like TLS. Last stated 7 months ago 26 Mar 2026 JS Jon Seager — holds since 2026-03-26 — tap for who they are Same subject: Building a secure obfuscation protocol is extremely difficult. — tap to centre the map on it Building a secure obfuscationprotocol is extremely difficult. Last stated 4 months ago 29 Jun 2026 VB Vitalik Buterin — holds since 2026-06-29 — tap for who they are Same subject: A company building products should ask how each one affects individual privacy, and aim to be a leader on privacy. — tap to centre the map on it A company building products shouldask how each one affects individualprivacy, and aim to be a leader onprivacy. Last stated 8 years ago 23 Sept 2018 MZ Michelle Zatlyn — holds since 2018-09-23 — tap for who they are Same subject: A company can lead its industry on values like privacy and user respect without actually excelling at them — tap to centre the map on it A company can lead its industry onvalues like privacy and user respectwithout actually excelling at them Last stated 7 months ago 1 Apr 2026 MA Marco Arment — holds since 2026-04-01 — tap for who they are Same subject: A company that leaks private information faces far more reputational and legal danger than one that gives wrong answers. — tap to centre the map on it A company that leaks privateinformation faces far morereputational and legal danger thanone that gives wrong answers. Last stated a month ago 18 Sept 2026 HD Horace Dediu — holds since 2026-09-18 — tap for who they are
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At the centre Timestamps cannot order access-control decisions in a decentralised system, because the user whose access was revoked can simply forge them. Last stated 22 Apr 2026 · 6 months ago Holds Martin Kleppmann Read this korrent →