Cybersecurity is the practice of protecting computer systems and networks from unauthorized access, theft, damage, or disruption. Cybersecurity is a critical concern for businesses and governments. Learn more about us Continuous integration (CI) is the practice of continuously building and testing code changes as they are made, to catch and fix problems early in the development cycle. CI is an essential part of DevOps and agile software development. Popular CI tools include Jenkins, Travis CI, and CircleCI.