\fi
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\section{Introduction}
This paper proposes protocols for \emph{identification} and
\fi
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\section{Preliminaries}
\label{sec:prelim}
\fi
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\section{A zero-knowledge identification scheme}
\label{sec:zk-ident}
\fi
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\section{A simple key-exchange protocol}
\label{sec:kx}
\fi
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\section{Conclusions}
\label{sec:conc}
use, and proven that this modification is still secure.
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\section{Acknowledgements}
The Wrestlers Protocol is named after the Wrestlers pub in Cambridge where
\bibliography{mdw-crypto}
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\ifshort\def\next{\end{document}}\expandafter\next\fi
\appendix
\section{Proofs}