Hacking 2FA: 5 basic attack methods explained

This article has been indexed from CSO Online

Multi-factor authentication (MFA) continues to embody both the best and worst of business IT security practice. As Roger Grimes wrote in this article about two-factor hacks three years ago, when MFA is done well it can be effective, but when IT managers take shortcuts it can be a disaster. And while more businesses are using more MFA methods to protect user logins, it still is far from universal. Indeed, according to a survey conducted by Microsoft last year, 99.9% of compromised accounts did not use MFA at all and only 11% of enterprise accounts are protected by some MFA method.

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