<?xml version="1.0" encoding="ISO-8859-1"?>
<slide fontsize="3em">
	<title>ECB and CBC</title>

	<image align="center" filename="ecb.png"/>
	<blurb>ECB: each block encrypted independently</blurb>

	<image align="center" filename="cbc.png" y-offset="7"/>
	<blurb>CBC: text block is xor'ed with previous encrypted block</blurb>
</slide>
