W Stana <silax <at> ii.net> writes:

>CFB is Cipher FeedBack mode right? Could you provide a reference that
>explains how this mode works? I'm having a bit of trouble understanding how
>AES (block cipher) can produce a ciphertext that is not a multiple of 8 bytes?
>
>[...]
>
>Could you elaborate on why RC4 is not considered very secure?

Well, there's lots of sources on this, but the nearest one is the Godzilla
security tutorial, http://www.cs.auckland.ac.nz/~pgut001/tutorial/index.html.

Peter.

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