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Thread: Re: It's a Presidential Mandate, Feds use it. How come you are not using FDE?




Re: It's a Presidential Mandate, Feds use it. How come you are not using FDE?
user name
2007-01-18 17:57:46
> Algorithms can be perfect and implementation sloppy. If
you can
> review the code you might find the problem, but with
proprietary
> code, fergetit.

I think you guys are missing the point. The term
"Snake-Oil Crypto"
refers to the algorithm and NOT the actual implementation.
This is a
"important" distinction.

I am copying Matt Curtain (who maintains Snake-Oil Crypto
FAQ) and
Bruce Schneier so that they can correct me if I am wrong.

We all know that many open crypto algorithms (like kerberos,
AES) have
been implemented in sloppy manner in both open-source and
close-source
world. Being open source doesn't necessarily mean that the
implementation is secure.

When is the last time you checked the code for the open
source app
that you "use", to make sure that it is written
properly?

saqib
http://www.full-d
isk-encryption.net




On 1/18/07, Allen <netsecuritysound-by-design.com>
wrote:
>
>
> Saqib Ali wrote:
> > Since when did AES-128 become "snake-oil
crypto"? How come I missed
> > that? Compusec uses AES-128 . And as far as I know
AES is NOT
> > "snake-oil crypto"
>
> Saqib,
>
> I believe you are correct as to the algorithm, but the
snake-oil
> is in the implementation,
>
> As I have often said, "A misplaced comma in an
English sentence
> will merely get you a bad reputation as a writer,
however, a
> misplaced comma in a nuclear weapons project may leave
an
> enduring mark on the world."
>
> >
> > Closed-source doesn't mean that it is
"snake-oil". If that was the
> > case, the Microsoft's EFS, and Kerberos
implementation would be "snake
> > oil" too.
>
> As I recall there have been a few problems with
Kerberos in the past.
>
> Best,
>
> Allen
>
>
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-- 
Saqib Ali, CISSP, ISSAP
http://www.full-d
isk-encryption.net

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Re: It's a Presidential Mandate, Feds use it. How come you are not using FDE?
user name
2007-01-22 10:40:27
On Jan 18, 2007, at 6:57 PM, Saqib Ali wrote: > > When is the last time you checked the code for the open source app > that you "use", to make sure that it is written properly? 30 seconds ago. What mode is it using? How much information is encrypted under a single key. Was the implementation FIPS certified. And the list goes on. These are important issues. --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to majordomometzdowd.com
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