What is the Two-Factor Authentication and how to use it

In a moment when data protection is really challenged and digital crime and fraud happen more and more often is essential one takes care the best he / she can of their data. Logins, usernames and passwords must be protected as best as possible. And here it comes into action the 2FA. But what is it? Two-factor authentication (2FA), often referred to as two-step verification, is a security process in which the user provides two authentication factors to verify they are who they say they are.  2FA can be contrasted with single-factor authentica...

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