1. How to cheat at VoIP security. (©2007) Other Names: PhD, Porter, Thomas; Gough, Michael, 1963- Record Type: Book Extent: 1 online resource (xx, 412 pages), illustrations View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Send : the how, why, when - and when not - of email /: the how, why, when - and when not - of email. (2007) Other Names: Shipley, David, 1963-; Schwalbe, Will Record Type: Book Extent: 1 online resource (241 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗