HMAC-based One-time Password algorithm (HOTP)

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Related terms

• counter-based
• FreeIPA
• hmac-sha2-256
• TOTP

See also

• MFA: FreeOTP, Google Authenticator, Okta Verify, Duo Security, Microsoft Authenticator, Strong customer authentication, Dualshield, HOTP, TOTP, OATH, Authy, Push authentication, google-authenticator, Duo Mobile, DenyAllExceptListedIfNoMFA, Configure MFA on AWS, LastPass Authenticator mobile app