Passwordless authentication is increasingly vital in enhancing security, reducing costs, and improving user experience for applications. It minimizes the risk of password-related breaches, which account for a significant portion of cyberattacks, by eliminating passwords as a vulnerability and offering stronger multi-factor authentication (MFA) options. Although initially requiring investment, it proves cost-effective over time by lowering the expenses associated with breaches, reducing support requests, and decreasing user churn due to forgotten passwords. Furthermore, passwordless systems help organizations comply with regulatory standards, such as NIST, by offering advanced protection measures. The user experience is significantly enhanced as passwordless authentication simplifies onboarding, increases conversion rates, and eliminates the cognitive burden of remembering multiple passwords, contributing to a seamless interaction with applications.