So, what is an authenticator app? Essentially, it’s an app on your mobile phone that generates digital verification codes which can be used to verify your identity when logging in to a website or application. While you’re likely to be familiar with most types of two-factor authentication, such as text messages, voice-based messages and push notifications, you may be a little less familiar with authenticator apps. In most cases, however, the extra layer of security is likely to be an SMS text message code. There are a broad range of options, including authenticator apps, push notifications, software tokens, voice-based authentication and so on. However, getting a code by text isn’t the only two-factor authentication method. If – after logging in with your password – you’ve ever been asked to enter a numerical code sent to you on your mobile device to prove your identity, you’re already familiar with 2FA. In other words, two-factor authentication is a second layer of security, on top of your password or PIN number.

Two-factor authentication simply means that your security system uses two of these factors. There are also ‘location factors’ and ‘time factors’, but these are much less common. a mobile device or an ID card) and an inherence factor (something you are, e.g. a password or a PIN), a possession factor (something you have, e.g. There are three main ‘factors’ for authentication: a knowledge factor (something you know, e.g. What is two-factor authentication? Authentication is the process of verifying the identity of a user in order to establish access to a computer system or online account. For most organisations, there’s one simple step that can help improve your employees’ cyber security discipline across the board: two-factor authentication, or 2FA. After all, a significant amount of personal, financial and confidential information is held in your business’s online accounts, and data breaches frequently result in revenue losses. As a result, many companies are casting a critical eye over their current infosecurity practices. The volume and sophistication of cyber security threats is increasing at a rapid rate, with Malwarebytes reporting that attacks on businesses increased by 13% in 2019. When it comes to your organisation’s online security, you can’t be too careful. What is two-factor authentication, or 2FA?

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