Complex sentence: Freakyclown has been involved in several projects that have gone public, notably the Barclays pin sentry device (see external links) hacking, more information and other public projects can be found on his blog.
Split into simpler sentences: Freakyclown has been involved in several projects that have gone public, notably the Barclays pin sentry device (see external links) hacking. More information and other public projects can be found on his blog.