Security criteria

Andy Bennett andyjpb at
Tue Jan 6 03:03:36 PST 2004


> Crypted filesystems are a catch all for people who failed to understand
> data lifetime and the idea of encrypting only what is necessary.
> besides which, in a lot of cases providing more encrypted data makes
> cracking keys easier.

Encrypting only what is sensitive show attackers where to concentrate 
their efforts. With mathematically unbreakable codes (which do exist) 
any amount of data is unhelpful.

An example of a mathematically unbreakable code is one where the key is 
the same length as the data being encrypted.


andyjpb at

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