PRINCE2, short for Projects IN Controlled Environments, is a structured project management method built around governance, defined roles, and delivery in stages. It is less about flexible improvisation and more about making sure every project has a clear business case, named responsibilities, approved plans, and checkpoints for escalation. That control makes it popular in organizations that need predictable execution.
In cyber security, PRINCE2 is useful for projects such as deploying MFA, improving logging, replacing vulnerable systems, or coordinating incident-response improvements. Its stage gates and role clarity help teams track risk, approvals, and accountability. Defenders use that structure to reduce confusion; attackers benefit when security projects lack it, because delays, missed owners, and weak oversight can leave gaps unpatched or controls half-finished.