|Other Retailer||Price Checked Time||Their Price in NZD||Our Price|
|Amazon UK||4 days ago||67.76||$63.29||You save $4.47|
|Amazon US||yesterday||64.2||$63.29||You save $0.91|
Daniel W. Dieterle has worked in the IT field for over 20 years. During this time he worked for a computer support company where he provided system and network support for hundreds of companies across Upstate New York and throughout Northern Pennsylvania. He also worked in a Fortune 500 corporate data center, briefly worked at an Ivy League school's computer support department and served as an executive at an electrical engineering company. For about the last 6 years Daniel has been completely focused on security as a computer security researcher and author. His articles have been published in international security magazines, and referenced by both technical entities and the media. Daniel has assisted with numerous security training classes and technical training books mainly based on Backtrack and Kali Linux.