--- a/handouts/ho01.tex	Tue Dec 30 01:22:25 2014 +0000
+++ b/handouts/ho01.tex	Tue Dec 30 21:59:47 2014 +0000
@@ -370,7 +370,8 @@
 
 \begin{figure}[p]
 \lstinputlisting{../progs/App4.js}
-\caption{\label{hashsalt}}
+\caption{A Node.js web-app that sets a cookie in the client's
+browser for counting the number of visits to a page.\label{hashsalt}}
 \end{figure}
 
 \begin{center}\tt
@@ -608,14 +609,11 @@
 \url{http://xkcd.com/538/}
 \end{center}
 
-\noindent
-If you want to know more about passwords, I recommend viewing
-some youtube videos from the PasswordCon(ference) which takes
-place each year. The book by Bruce Schneier about Applied
-Cryptography is also recommendable, though quite expensive.
-There is also another expensive book about penetration
-testing, but the readable chapter about password attacks
-(Chapter 9) is free:
+\noindent If you want to know more about passwords, the book
+by Bruce Schneier about Applied Cryptography is recommendable,
+though quite expensive. There is also another expensive book
+about penetration testing, but the readable chapter about
+password attacks (Chapter 9) is free:
 
 \begin{center}
 \url{http://www.nostarch.com/pentesting}