Binary file hws/hw01.pdf has changed

--- a/hws/hw01.tex	Tue Sep 23 11:45:21 2014 +0100
+++ b/hws/hw01.tex	Tue Sep 23 12:16:56 2014 +0100
@@ -35,6 +35,9 @@
 \item Explain what hashes and salts are. Describe how they can be used
   for ensuring data integrity and storing password information.
 
+\item What is the difference between a brute force attack and a 
+  dictionary attack on passwords? 
+
 \item What are good uses of cookies (that is browser cookies)?
 
 \item Why is making bank customers liable for financial fraud a bad

Binary file slides/slides01.pdf has changed