--- a/hws/hw04.tex Sat Oct 18 02:17:51 2014 +0100
+++ b/hws/hw04.tex Sat Oct 18 23:07:50 2014 +0100
@@ -27,10 +27,8 @@
\item What does it mean that the program \texttt{passwd} has the
\texttt{setuid} bit set? Why is this necessary?
-
-\item In the context of which information flow should be protected, explain briefly the
-differences between the {\it read rule} of the Bell-LaPadula access
-policy and the Biba access policy. Do the same for the {\it write rule}.
+\item With which permissions does the program \texttt{login}
+normally have and why is this needed?
\item A Unix directory might look as follows:
@@ -70,6 +68,9 @@
\end{tabular}
\end{center}
+\item In the context of which information flow should be protected, explain briefly the
+differences between the {\it read rule} of the Bell-LaPadula access
+policy and the Biba access policy. Do the same for the {\it write rule}.
\end{enumerate}