What is incident response?

IR is a methodology used by organizations to respond to cyber-attacks. Cyber-attacks are security events that can affect the confidentiality, integrity, and availability of data and systems, which in turn can adversely affect the organization and its customers. IR is intended to mitigate such consequences and ensure that the organization can recover as quickly as possible. By taking the form of an investigation, IR allows organizations to learn from attacks and prepare for similar occurrences in the future. A well-developed IR plan, therefore, stands to save an organization from major losses of data and customer loyalty, and the incurrence of fines and repeat attacks.

First, let's discuss what is meant by an incident.

What is an incident?

There are many definitions of the term "incident," which tend to vary widely based on the context of use. In cybersecurity, the most common definitions of a security incident are provided by frameworks...