Abstract: Authentication systems are pivotal in fortifying security measures against unauthorized access. Yet, they often fall short of effectively combating impersonation attacks, leaving systems ...

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The social network X is expected to begin displaying in user profiles whether someone may be using a VPN to obscure their location. Based on a post in October about transparency on the platform ...

Abstract: This work proposes a low-effort user authentication system for handheld devices based on active acoustic sensing. Rather than using dedicated acoustic signals, we find common media sounds ...

Passkeys are a type of credential designed to replace less secure passwords. Using a passkey depends on one of three types of authenticators: platform, virtual, or roaming. Virtual authenticators are ...