> a Hex number is base 16.  In binary this would take four bits to
> represent.  Such as the hex number "a" would be 1011. Therefore a hex
> number of "05bde5b843" is 10 digits long.  Therefore it would be a 40
> bit key right?

Correct on all points - it's 40-bits - let's count them <grin>

0000,0101,1011,1101,1110,1111,1011,1000,0100,0011
 
> Just making sure that I am not crazy....

No more than the rest of us.

Now for bonus bits lets try the exercise in Octal...

267573734103

--  
Edmund Cramp
http://www.emgsrus.com/graffiti.htm




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