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cornelinux

Into strong authentication for over twelve years. Mind behind Open Source two factor authentication system privacyIDEA.

Speaker on several Open Source events.

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11 What is the difference between a RADIUS server and Active Directory? Jul 14 '16
9 Is a password really necessary? Mar 26 '18
7 What do think about this multi-factor authentication system made by me? How can I improve it? Jul 24 '16
6 Vulnerabilities despite FIDO U2F? Sep 1 '15
6 Relative merits of Yubico OTP vs. OATH-HOTP? Feb 28 '16
5 Two Factor Authentication with PIN - Does where/how you enter a PIN matter? Aug 13 '17
5 Is accepting the current and the previous one-time password a bad practice? Jun 22 '17
5 Does the TOTP Algorithm rely on the client time always being synced correctly? Nov 10 '17
5 Is Paypal's 2FA Security really this bad? Apr 6 '18
4 Is there a way to create time based OTP with public/private key May 27 '17
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