Re: Is memcpy secure?
From: Christian Bau (christian.bau_at_cbau.freeserve.co.uk)
Date: Sun, 11 Jan 2004 10:29:34 +0000
In article <email@example.com>,
firstname.lastname@example.org (Olga Sayenko) wrote:
> I am trying to make sure that my data doesn't show up anywhere outside
> my process unencrypted. I am concerned that if I use memcpy, the bytes
> copied will end up in some memory somewhere after I am done with it.
> Am I being paranoid?
Yes, but are you paranoid enough?
Seriously, memcpy will not be a special case. It won't do anything that
straightforward C code couldn't do. I would be more worried about the
data that was in a memory block that gets free()d.