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author | Reto <reto.fritsche@ost.ch> | 2021-04-24 14:11:30 +0200 |
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committer | Reto <reto.fritsche@ost.ch> | 2021-04-24 14:11:30 +0200 |
commit | d1a34332748bad563209adafbf3a32f3b6ed8f87 (patch) | |
tree | f4a6e7c4b71500aa588cf626d19439729a38824a /vorlesungen/slides/a/aes/keys.tex | |
parent | added simple code example of mceliece cryptosystem (diff) | |
parent | add title slides for presentations (diff) | |
download | SeminarMatrizen-d1a34332748bad563209adafbf3a32f3b6ed8f87.tar.gz SeminarMatrizen-d1a34332748bad563209adafbf3a32f3b6ed8f87.zip |
Merge remote-tracking branch 'upstream/master' into mceliece
Diffstat (limited to 'vorlesungen/slides/a/aes/keys.tex')
-rw-r--r-- | vorlesungen/slides/a/aes/keys.tex | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/vorlesungen/slides/a/aes/keys.tex b/vorlesungen/slides/a/aes/keys.tex new file mode 100644 index 0000000..d2ab712 --- /dev/null +++ b/vorlesungen/slides/a/aes/keys.tex @@ -0,0 +1,36 @@ +% +% keys.tex -- slide template +% +% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule +% +\bgroup +\begin{frame}[t] +\setlength{\abovedisplayskip}{5pt} +\setlength{\belowdisplayskip}{5pt} +\frametitle{Schlüsselerzeugung} +\vspace{-20pt} +\begin{columns}[t,onlytextwidth] +\begin{column}{0.48\textwidth} +\begin{center} +\includegraphics[width=\textwidth]{../../buch/chapters/90-crypto/images/keys.pdf} +\end{center} +\end{column} +\begin{column}{0.48\textwidth} +\begin{block}{Algorithmus} +\begin{enumerate} +\item<2-> +Startblock: begebener Schlüssel +\item<3-> +Zeilenpermutation: +$\pi=\mathstrut$ Multiplikation mit $Z^3=Z^{-1}$ +\item<4-> $S$-Box +\item<5-> $r_i$: Addition einer Konstanten +\[ +r_i = (\texttt{02}_{16})^{i-1} +\] +\end{enumerate} +\end{block} +\end{column} +\end{columns} +\end{frame} +\egroup |