Volume 28 of The Hacker Digest consists of articles published in 2600Magazine from 2011 to 2012 on nearly 100 subjects of interest tohackers and those who want to understand what hacking is all about. Inaddition, all of the popular payphone photos, back cover photos, andexpanded front cover photos are included in this volume, along withregular columns on telephony and the computer and communicationsindustry. There are also Hacker Perspective columns - from both well-knownhackers as well as some new voices - describing their experiences, thoughts,and philosophies on the subject of hackers and their place in society.Finally, the book is rounded out with one of the most popular letters to the editor (nearly 200 in this edition), often with bitingretorts from the 2600 staff.