2 ms·
A backup doesn't make sense without also backing up the key. Caching could make sense without caching the key if the key is way smaller than the data, but why
by furyofantares 14y ago
A backup doesn't make sense without also backing up the key.
Caching could make sense without caching the key if the key is way smaller than the data, but why cache something that only needs to be read once?
- carbocation 14y agoI assume they're taking advantage of systems that are already in place, at scale, at Facebook. Then, to ensure that this app has the privacy that people expect from an app of the ephemeral kind, they are baking in additional precautions. In this case, a key that gets destroyed is the precaution. I am not an insider, this is just a guess, etc.