The Cybersecurity Act is an EU framework that supports cybersecurity certification and related regulatory requirements for products, services, and processes. In practice, it sets a common way to assess whether technology meets defined security standards, helping buyers compare trust levels across vendors and reduce uncertainty in procurement.
It matters because certification can influence which systems are adopted, how supply chains are checked, and how much evidence suppliers must provide. In defense, it can raise the baseline for secure development, encourage better documentation, and make security claims more verifiable. In attacks, weak or poorly enforced certification can be exploited when organizations assume a certified product is safe without checking its actual configuration, update path, or dependencies. The framework therefore affects both technical security and governance: it helps identify higher-risk suppliers and components, but it must stay proportionate and consistent to avoid becoming a compliance burden that does not improve real-world protection.