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Title: Passwordless Authentication ROI: TCO & Implementation Guide for Devs
- This article discusses the total cost of ownership (TCO) for authentication methods, specifically focusing on passwordless authentication from a developer's perspective.
- Authentication impacts costs through license fees, integration work, support tickets, lost productivity, and security risks.
- Passwordless authentication is becoming a cost-effective standard for SaaS and enterprise solutions, offering benefits like eliminating password reset logic and reducing attack surfaces.
- The cost breakdown compares password-based, password with multi-factor authentication (MFA), and passwordless methods in terms of implementation, support, user productivity loss, security incident risk, and opportunity cost.
- Passwordless authentication can reduce support costs by 70%+ and enhance user experience while minimizing security risks.
- Comparisons between password, password + MFA, and passwordless authentication highlight differences in attack surfaces, developer complexity, support needs, and user experience.
- Key technical details for passwordless implementation include using WebAuthn, push authentication, and magic links.
- Code samples for WebAuthn registration and authentication are provided for frontend JavaScript and backend Python.
- Common challenges like device loss, legacy systems, and user migration are discussed, along with solutions such as offering backup options and providing education.
- Developers are encouraged to share their experiences with passwordless authentication, including using WebAuthn, FIDO2, or other methods.
- Passwordless authentication is highlighted as a way to boost developer productivity, cut authentication costs by 50–65%, and reduce user friction and risk.
- Starting with a pilot using WebAuthn for web and push for mobile is recommended, with a call for readers to share their own passwordless authentication implementations.
- The article concludes by emphasizing the ROI of passwordless authentication and its maturity in technology.
- Readers are invited to share their passwordless authentication implementation experiences.
- The article is adapted from the original blog post 'Why Passwordless Authentication Cuts Costs by 65%'.
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