Same-origin Policy Exploration Lab
OverviewPerhaps the most important security concept within modern browsers is the idea of same-origin security policies. The principal intent for these mechanisms is to make it possible for largely unrestrained scripting and other interactions between pages served as a part of the same site, while almost completely preventing any interference between unrelated sites. In this lab, we'll show you how the policies work and why they are playing an important role nowadays.
Lab Description and Tasks (PDF)
Recommended Time: 1 week
Student FeedbacksTo help us understand how effectively this lab has enhanced students' learning in computer security, we asked students to fill out an anonymous survey right after they finish the lab. We started to conduct the survey since 2007. The survey results depicted in the following are aggregate results over several years.