Cybersecurity and Infrastructure Security Agency (CISA)
A federal agency responsible for improving cybersecurity across government and critical infrastructure sectors, coordinating national cyber defense, and providing guidance on emerging security threats.
Related Terms
Authentication
The process of verifying the identity of a user, system, or entity attempting to access a resource, ensuring that only authorized parties can gain access to protected systems and data.
Supply Chain Attack
A cyberattack that targets the less-secure elements in the software supply chain to compromise the intended target.
Vulnerability Management
The cyclical process of identifying, evaluating, treating, and reporting security vulnerabilities across an organization's software, systems, and networks.
Zero Trust Security
A security model that eliminates implicit trust by requiring continuous verification of every user, device, and connection before granting access to resources, regardless of location.