Jeff Moss (hacker) Jeff Moss (hacker) Jeff Moss, also known as Dark Tangent, (born January 1, 1975) is an American hacker, computer and internet security expert who founded the Black Hat and DEF CON computer security conferences. Jeff received his first computer at the age of 10. He became fascinated because he wasn't old enough to drive a car or vote, but he could engage in adult conversation with people all over the country. Moss graduated from Gonzaga University with a BA in Criminal Justice. He worked for Ernst & Young, LLP in their Information System Security division and was a director at
Black + White Mobile Black + White Mobile Black+White was a New Zealand mobile virtual network operator which used Vodafone New Zealand's GSM (and UMTS networks, where available). When the company was operational, their handsets were compatible with the Vodafone network and some may also be compatible with Spark's network. The handsets are similar to Vodafone's handset range but are sold at different prices. Although they operate on Vodafone's network, Black+White use their own mobile numbers with the 028 prefix at the beginning of the mobile number. Black+White was established in October 2008 by a former Telecom executive. It aimed to offer New Zealand