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Everything about Passwordless authentication

Identity authentication method

Passwordless authentication is an authentication method in which a user can log in to a computer system without entering a password or any other knowledge-based secret. In most common implementations, users are asked to enter their public identifier and then complete the authentication process by providing a secure proof of identity through a registered device or token. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Passwordless authenticationA 5-minute orientation
  2. Skim a recent paper: Breaking Barriers: Passwordless Authentication as the Future of SecurityInfluential work since 2022
  3. Pick up a classic book: Fundamentals of Passwordless AuthenticationThe most-reprinted book on the subject
  4. Read the landmark paper: Password authentication with insecure communicationCited 2,016 times
  5. Go sideways: AuthenticatorA closely related topic
  6. Go sideways: Multi-factor authenticationA closely related topic

📖 Definitions

No dictionary entry for this exact phrase.

🗂️ The subject at a glance

  1. History
  2. Mechanism
  3. Benefits and drawbacks

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics