[Cryptography] Auditable logs?

Linus Nordberg linus at nordberg.se
Mon Oct 27 10:09:42 EDT 2014

Sandy Harris <sandyinchina at gmail.com> wrote
Sun, 26 Oct 2014 20:28:13 -0400:

| What sort of crypto mechanisms might help here? I can see various
| applications of digital signatures and timestamps that might help, but
| noting close to a full solution.

Merkle trees can be used as described in "Efficient Data Structures for
Tamper-Evident Logging" [0].

This is what Certificate Transparency is using for logging X.509

[0] https://www.usenix.org/event/sec09/tech/full_papers/crosby.pdf

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