[Owasp-singapore] Calculation for the strength of an encryption algorithm

Wong Onn Chee ocwong at usa.net
Wed Oct 7 23:56:50 EDT 2009


Hi Donald,

Do note that the time duration is also dependent on the computing power
of available machines in the market.

Remember Moore's Law that claims computing power doubles every 18 months.
Actually, the doubling in computing power had happened in less than 18
months.


On 10/08/2009 10:59 AM, Donald Ong wrote:
> Morning everyone,
>
> Do anyone know how to calculate how long does a particular strength of
> an encryption algorithm protect the data till?
>
> For example, how long does brute force take to break a 3DES 192 bit
> encrypted data? Is there any standard industry calculation used to
> determine this?
>
>
>
> Regards,
> Donald
>
>
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>   
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