Verification systems are processes or tools used to confirm the authenticity or accuracy of information, identities, or transactions. They play a crucial role in various fields, including finance, cybersecurity, and online services, ensuring that users or data are legitimate and trustworthy. Common examples include password checks, biometric scans, and two-factor authentication. These systems help prevent fraud and unauthorized access by requiring users to provide proof of their identity or the validity of their actions. By implementing verification systems, organizations can enhance security and build trust with their customers, ultimately leading to safer interactions in the digital world.