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-throated whipbird an analysis of mitochondrial DNA sequences published in 2017. The "Clements Checklist" refers to this species with the common name western whipbird (black-throated) to distinguish it from "P. leucogaster" (white-bellied). The black-throated whipbird is slim bird some in length. It it is olive green with a black throat and a narrow white cheek-patch edged with black on its face. It has a small crest and a long dark olive-green tail tipped with white, its underparts are a paler olive colour. The bill is black with blackish feet. Juveniles are a duller olive-brown in colour and lack the white cheek stripes