Remove what-is-multi-factor-authentication-how-does-it-work
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How to Protect Your Accounts with Multi-Factor Authentication

Duo's Security Blog

Multi-factor Authentication (MFA) protects your environment by guarding against password weaknesses with strong authentication methods. In our last blog, we discussed using strong passwords and a password manager to provide better defense at the first layer of the authentication process. What is MFA?

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The Rise of One-Time Password Interception Bots

Krebs on Security

In February, KrebsOnSecurity wrote about a novel cybercrime service that helped attackers intercept the one-time passwords (OTPs) that many websites require as a second authentication factor in addition to passwords. An ad for the OTP interception service/bot “SMSRanger.”

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23andMe user data stolen, offered for sale

Malwarebytes

On Friday October 6, 2023, 23andMe confirmed via a somewhat opaque blog post that threat actors had "obtained information from certain accounts, including information about users’ DNA Relatives profiles." It works because users often use the same password for multiple websites. It's good in theory but fails in practice.

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What Are Passkeys?

Duo's Security Blog

Before we can discuss passkeys, we need to lay some groundwork and discuss authentication, Passwordless and WebAuthn. What is authentication? Authentication is the process of verifying your online identity. We added multi-factor authentication (MFA) – something you know and something you have or are.

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Understanding & Defending Against Adversary-in-the-Middle (AiTM) Attacks

Duo's Security Blog

While understanding these types of attacks can seem intimidating, it is important to know what an AiTM attack is and how it works to safeguard your users and your organization. What is an AiTM attack? How does the proxy work? All the attacker needs to do is get the user to click the link.

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The Terminator had it all wrong

Javvad Malik

However, it’s not a complete return to office, and for now, it appears as if hybrid work environments are the way to go. However, it’s not a complete return to office, and for now, it appears as if hybrid work environments are the way to go. To support this hybrid environment, we’ve seen many strategies adopted.

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Why TOTP Won’t Cut It (And What to Consider Instead)

NetSpi Technical

Time-Based One-Time Password (TOTP) Time-Based One-Time Password (TOTP) is a common two-factor authentication (2FA) mechanism used across the internet. During authentication, the secret is used in combination with the time in a cryptographic hash function to produce a secure 6-digit passcode. The credentials had been obtained.