Duo Security is a cybersecurity company that specializes in providing multi-factor authentication (MFA) solutions. Founded in 2010, it helps organizations protect their sensitive data by ensuring that only authorized users can access their systems. Duo's services are designed to be user-friendly, making it easier for businesses to implement strong security measures without disrupting their operations. In 2018, Duo Security was acquired by Cisco, a leading technology company. This acquisition allowed Duo to expand its reach and integrate its security solutions with Cisco's extensive portfolio. Today, Duo Security is recognized for its innovative approach to identity verification and access management, helping organizations enhance their overall security posture.