Mkay, sorry for the seriousness, just the topic of NSA has gotten me extremely riled up lately.
Dmitrijs Ledkovs <[email protected]> wrote: >On 18 July 2013 01:18, Daniel Clem <[email protected]> wrote: >> NSA? Really? Before or after the recent hoopla with Verizon and >others? >> Echoing another's point. Yes security has become a big hot word >lately, and >> for good reason. >> >> Just a non-dev comment, I use SMS a lot. It depends who I'm talking >to, >> when, and where. >> > >I think Robert simply made a geeky joke here: > >>>> for SMS you could do unix ROT 13 a few times >>> >>> >>> The NSA recommends doing it precisely 28 times for unbreakable >security. > >Since ROT13 is a simple Caesar cipher, no amount of rounds improve >it's security and one can easily and fairly quickly break it, even >using pen and paper. >Knowing in advance amount of rounds used, makes decrypting task less >of a secret =) hence above statement is a joke, since the reverse of >"unbreakable security" is achieved. >On a modern computer you can break it near instantly. I believe >encoding & cracking such algorithms are done as exercisers when doing >a beginners programming course. > >Regards, > >Dmitrijs.
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