In this article we show how to add a Microsoft Office 365 MFA hardware token Protectimus Slim and Protectimus Flex to your Office 365. You don’t need a premium license to connect these hardware OATH tokens to Office 365 accounts. With over 31 million users worldwide Microsoft Office 365 is unsurprisingly a bestseller among the productivity software subscription suits on the market. Its compatibility with the major operating systems (both mobile and desktop), the choice of available apps and the familiarity of the brand make Office 365 an obvious choice for a lot of businesses worldwide, from small companies to huge enterprises. These very reasons and the popularity among businesses make it rather a big target for all kinds of greedy criminals. Being an online platform, with tons of sensitive corporate data stored in the cloud, Office 365 is a low hanging fruit for those hackers. Microsoft understands the vulnerability and supports Multi-Factor Authentication (MFA). The only bulletproof way of fully protecting your info on a cloud server is Office 365 2 factor authentication with a hardware token. In this article, we will give you the detailed instructions on setting up protection with hardware multi-factor authentication token for Office 365 that can be connected without a premium license. For this task you will need a programmable hardware TOTP token Protectimus Slim NFC or Protectimus Flex that connects to any website like a 2FA authentication app. So we are also going to address the questions one might have on Protectimus Slim NFC and Protectimus Flex hardware OTP tokens. Buy hardware token for Office 365 Office 365 MFA hardware token: Protectimus Slim or Flex Azure AD offers a few standard ways to sign in using 2-factor authentication: You are offered a mobile app to generate time-based one-time passwords; The system can send you a text with a one-time passcode; You can choose a phone-call to authorize the sign in; And finally, the most bulletproof way – you can have OTP generated by Microsoft Office 365 MFA hardware token, now, Microsoft itself does not provide a hardware device, but third-party tools Protectimus Slim and Protectimus Flex are supported. Protectimus Flex Protectimus Slim A programmable hardware token is essentially a more protected and trustworthy substitution for a mobile 2FA app. Protectimus Slim NFC and Protectimus Flex tokens are the most popular security tokens...