Clef

Clef is secure two-factor with no passwords or tokens.

20 Alternatives To Clef

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1Password

1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser. 1Password is the easiest way to store and use strong passwords. Log in to sites and fill forms securely with a single click.
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Authy

Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Avast Passwords for Mac

Free password manager from Avast

DIGIPASS

DIGIPASS offers two-factor​ authentication solutions for mobile applications.

Duo Security

Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.
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Hydro Mobile App

Free, instant, scalable, blockchain-based 2FA security
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Instant 2FA

Add two-factor auth to any site in minutes

Lastpass

LastPass is an online password manager and form filler that makes web browsing easier and more secure.
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MasterPassword

Master Password avoids all the pitfalls: a cryptographic algorithm calculates your site’s password for you, only when you need it. When you’re done, it erases the password from the device, so it can’t be stolen.

Mi-Token

Mi-Token was developed by cryptographic and bank security specialists, designed specifically for two-factor authentication within the banking industry.

Okta Adaptive Multi-Factor Authentication

Multi-factor authentication is becoming the standard. Secure your apps and VPN with strong MFA for adaptive, risk-based authentication.

Protectimus

Protectimus ia a two-factor authentication solution.

RSA SecurID

RSA SecurID is a multi-factor authentication and identity assurance solution.
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Swivel AuthControl Sentry

Swivel multi-factor authentication platform has been designed to tailor the user authentication requirements to the exacting security policies.

Symantec VIP

Symantec VIP provides user friendly two-factor authentication services to protect networks, applications, and data.

Two Factor Auth (2FA)

List of websites and whether or not they support 2FA
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WiKID

WiKID is an on-premise two-factor authentication solution.

Yubico

YubiKey provides security solutions for strong two-factor authentication using U2F, OTP, PIV, and more.
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inWebo

inWebo is a SaaS provider of Identity Protection & two-factor Authentication built to secure access to VPN, web sites, Mobile and Cloud Apps.