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Authenticator, generates codes for verification in two steps in Linux

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There is no doubt that the security of information in the network is paramount, we are increasingly knowing cases where hackers manage to create a new method to violate the security measures implemented in various computer systems. Since the famous case in which the Movistar company suffered an attack, there have been cases of the same type, but with variants of the attack. If something I strongly agree with is that no matter how safe a system is, if it is through the human factor, it is the gap to enter. And why do I say this, since it is simple, many of the attackers take advantage of human error to obtain the information they want and that is from a simple exploit, if the victim does not have the slightest idea of ​​how to differentiate between a real site to a fake, it's just lost. A very simple way to protect your information, even if you fall into fake sites, is using two-step authentication. This method works in the following way: to enter a site you require a user and a...