NIST Cybersecurity Framework
The NIST Cybersecurity Framework (also known as NIST CSF), is a set of guidelines designed to help organizations assess and improve their preparedness against cybersecurity threats. Developed in 2014 by the U.S. National Institute of Standards and Technology, the framework has been adopted by cyber security professionals and organizations around the world.
Source: Wikipedia — NIST Cybersecurity Framework (CC BY-SA 4.0)