White hat (computer security) White hat (computer security) The term "white hat" in Internet slang refers to an ethical computer hacker, or a computer security expert, who specializes in penetration testing and in other testing methodologies that ensures the security of an organization's information systems. Ethical hacking is a term meant to imply a broader category than just penetration testing. Contrasted with black hat, a malicious hacker, the name comes from Western films, where heroic and antagonistic cowboys might traditionally wear a white and a black hat respectively. While a white hat hacker hacks under good intentions with permission, and a black hat hacker
Black and white (police vehicle) black and white colour scheme for newly acquired vehicles starting in 2011; existing vehicles retain their white colour scheme. Abbotsford Police Department of Abbotsford, British Columbia now has a black and white scheme for their vehicles. Saanich Police have chosen a blue and white version for their cars. South Coast British Columbia Transportation Authority Police Service in British Columbia also uses a black and white scheme. Vancouver, Victoria, Port Moody, New Westminster, and Central Saanich are all using black and white police cars. West Vancouver Police Department in British Columbia also has started to use the black and white livery.