Payment Card Industry (PCI)

The Payment Card Industry Data Security Standard (PCI DSS) is a set of security standards designed to protect sensitive credit card information. PCI DSS is managed by the Payment Card Industry Security Standards Council (PCI SSC), a consortium of major credit card companies. PCI DSS compliance is required for any organization that stores, processes, or … Read more


Googlewhacking is a term used to describe the act of finding a single word or phrase that returns only one result when searched on the Google search engine. The term was coined in 2001 by British comedian Dave Gorman, who undertook a project to find as many Googlewhacks as possible. Is a Googlewhack still possible? … Read more

Natural number

A natural number is a number that occurs naturally in the world. whole numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, … are natural numbers. Natural numbers are also used to represent counting numbers. When we count, we use the natural numbers 1, 2, 3, 4, 5, … . Is 0 and … Read more