The full form of CISSP is Certified Information Systems Security Professional. It’s used on Computing ,Security in Worldwide

Certified Information Systems Security Professional (CISSP) is an independent information security certification created, granted, and governed by International Information Systems Security Certification Consortium (ISC)². The certification confirms the candidate’s ability and expertise in fields of information security. CISSP is one of the most recognized and respected security certifications in the industry and is accepted by several corporations and agencies including the U.S. Department of Defense.