Authentication is a process that verifies the identity of individuals, systems, or devices before granting access to resources. Coursera's authentication catalogue teaches you how to implement strong authentication protocols and mechanisms. You'll learn about different types of authentication, from single-factor to multi-factor, biometric, and token-based methods. Understand how to use principles of cryptography for securely storing and transmitting sensitive data. You'll become proficient in authentication technologies and standards such as OAuth, SAML, OpenID, JWT, and more, to ensure secure access control in various IT environments, ranging from corporate networks to cloud-based systems.