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Questions tagged [sqrl]

Secure Quick Reliable Login (SQRL) - Questions about the security properties of the the SQRL authentication scheme and its implementation.

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38 votes
7 answers
22k views

Could SQRL really be as secure as they say?

I just came across https://www.grc.com/sqrl/sqrl.htm With Secure QR Login, your phone snaps the QR code displayed on a website's login page . . . . and YOU are securely logged in. This seems ...
Wayne Werner's user avatar
  • 1,835
7 votes
1 answer
630 views

Is there any privacy- or security-relevant difference between FIDO2 and SQRL

I just learned about FIDO2 (WebAuthn) and try to make a comparison to the lesser-known novel SQRL authentication scheme. Both seem to use the same key elements: a private, user-resident "master key" ...
Marcel's user avatar
  • 4,084
1 vote
0 answers
104 views

Has SQRL been extensively audited? [duplicate]

SQRL - Secure, Quick, Reliable Login - is an open draft for user authentication. Have there been "enough" publicly available tests to make any backed statements about the security of SQRL?
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