From: Dirk Heinrichs <dirk.heinrichs@altum.de>
Subject: Re: Should Ada runtime provide special primitives for cryptography?
Date: Wed, 01 Oct 2014 11:16:52 +0200
Date: 2014-10-01T11:16:52+02:00 [thread overview]
Message-ID: <m0ggq2$lgd$1@online.de> (raw)
In-Reply-To: slrnm2nfj4.nrc.lithiumcat@nat.rebma.instinctive.eu
Natasha Kerensikova wrote:
> However, when actually implementing cryptographic stuff, cleverness from
> compiler and optimizer are often enemies. For example, overwriting a
> buffer with zeroes might be optimized out when the buffer is not
> accessed again.
I know this is OT, but shouldn't the buffer be filled with random data
instead of zeros if it's used for storing encrypted data (to make it harder
to determine the real length of the encrypted data in case it doesn't fill
the buffer completely)?
Bye...
Dirk
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Dirk Heinrichs <dirk.heinrichs@altum.de>
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next prev parent reply other threads:[~2014-10-01 9:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-01 8:42 Should Ada runtime provide special primitives for cryptography? Natasha Kerensikova
2014-10-01 9:16 ` Dirk Heinrichs [this message]
2014-10-01 9:24 ` Georg Bauhaus
2014-10-09 3:12 ` Randy Brukardt
2014-10-01 13:22 ` Dennis Lee Bieber
2014-10-01 15:15 ` Brad Moore
2014-10-02 2:13 ` Dennis Lee Bieber
2014-10-01 21:07 ` Florian Weimer
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