hws/hw05.tex
changeset 508 c7b690b17b1d
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    55 Write down three facts that $A$ can infer after this protocol has been
    55 Write down three facts that $A$ can infer after this protocol has been
    56 successfully completed?
    56 successfully completed?
    57 
    57 
    58 \item Write down a protocol which establishes a secret key
    58 \item Write down a protocol which establishes a secret key
    59 between $A$ and $B$ using a mutually trusted third party $S$.
    59 between $A$ and $B$ using a mutually trusted third party $S$.
    60 You can assume $A$ and $S$, respectfully $B$ and $S$, share 
    60 You can assume $A$ and $S$, respectively $B$ and $S$, share 
    61 secret keys.
    61 secret keys.
    62 
    62 
    63 \item Consider the following protocol between a car and a
    63 \item Consider the following protocol between a car and a
    64 key transponder: 
    64 key transponder: 
    65 
    65