Implementing AppVMs in FreeBSD with Overlord, AppJail and Xpra

Security is no longer just an add-on, as it once was, and modern operating systems tend to be increasingly complex. We must not only be concerned about the security of our operating systems but also the security of the applications we use, such as a web browser, which is itself a complex system. But web browsers aren't the only applications primarily used to connect to Internet: an instant…