10.11.2015 10:13, Alex Peshkoff wrote:
> Does anybody see problems with suggested approach?
> If not - I will add a ticket to the tracker for myself.

   After a good sleeping on it, I'm sure that verify the key by decrypting 
something kept 
in DB header is a very bad idea. In fact, it provides to everybody one surely 
known 
plain-text and corresponding crypto-text. Effectively it push out of business 
any 
algorithm vulnerable to known-plaintext attack. XOR-ing with any key of any 
length would 
have no use anymore.

-- 
   WBR, SD.

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