perhaps I really should say "virtually impossible" just to be syntactically correct.
On Fri, Jun 17, 2011 at 8:49 PM, Russ Michaels <r...@michaels.me.uk> wrote: > Technically yes as this is how hackers reverse engineer encryption keys to > create keygens etc. > However it does depend on what encryption type you use, some have not yet > been hacked, so the chances are of course very very minute, and you would > need to be encrypting something that some desperately wanted in order for > them to put the effort in. > > This might help > > http://en.wikipedia.org/wiki/Blowfish_(cipher) > > Russ > > > On Fri, Jun 17, 2011 at 6:00 PM, Steve Reich <coldfusionst...@gmail.com>wrote: > >> >> If I have Encrypt(x,y) which equals z OR Decrypt(x,y) which equals z, can >> z >> be determined (encrypted or decrypted) without having both x and y? >> >> Example: >> >> <cfset variables.secretKey = >> >> "dj0yJmk9TTJOUXFnakphWjVlJmQ9WVdrOVVtMU9jak5rTjJNbWNHbzlPREV4TVRrNE5EWXkmcz1jb25zdW1lcnNlY3JldCZ4PWQx"> >> <cfset variables.value = Encrypt("MYPASSWORD", variables.secretKey)> >> >> if you output variables.value, you get: >> *<'Y^MZ!]F;*=V@ >> >> So... if someone gets my MYPASSWORD and *<'Y^MZ!]F;*=V@, can they figure >> out >> the value of variables.secretKey? >> >> Thanks, >> Steve >> >> >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Order the Adobe Coldfusion Anthology now! http://www.amazon.com/Adobe-Coldfusion-Anthology/dp/1430272155/?tag=houseoffusion Archive: http://www.houseoffusion.com/groups/cf-talk/message.cfm/messageid:345411 Subscription: http://www.houseoffusion.com/groups/cf-talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/groups/cf-talk/unsubscribe.cfm
