[RC5] 40 bit encryption
orthanc_duo at hotmail.com
Sat Mar 16 03:19:27 EST 2002
If you assume only one computer
1.4*10^9 = 1,400,000,000 cycles per sec
I think someone said on here recently that the RC5 core takes 250 cycles per
so 5,600,000 keys per sec
196,341.36210285714285714285714286 sec for key space
about 2 - 3 days.
Though dnet could do it in less than a second.
----- Original Message -----
From: "Brad T." <bradtod at rocketmail.com>
To: <rc5 at lists.distributed.net>
Sent: Saturday, March 16, 2002 2:16 AM
Subject: [RC5] 40 bit encryption
> how long would it take to crack 40bit encryption? Assuming a Athlon TB
> 1.4ghz computer was used. Some web sites still use this level of
> security so how safe are they?
> Take care,
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