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A large botnet targets M365 accounts with password spraying attacks

Security Affairs

A botnet of 130,000+ devices is attacking Microsoft 365 accounts via password-spraying, bypassing MFA by exploiting basic authentication. SecurityScorecard researchers discovered a botnet of over 130,000 devices that is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide.

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Failures in Twitter’s Two-Factor Authentication System

Schneier on Security

Twitter is having intermittent problems with its two-factor authentication system: Not all users are having problems receiving SMS authentication codes, and those who rely on an authenticator app or physical authentication token to secure their Twitter account may not have reason to test the mechanism.

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Device Code Phishing

Schneier on Security

It exploits “device code flow,” a form of authentication formalized in the industry-wide OAuth standard. Authentication through device code flow is designed for logging printers, smart TVs, and similar devices into accounts.

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How the SolarWinds Hackers Bypassed Duo’s Multi-Factor Authentication

Schneier on Security

This is interesting : Toward the end of the second incident that Volexity worked involving Dark Halo, the actor was observed accessing the e-mail account of a user via OWA. Logs from the Exchange server showed that the attacker provided username and password authentication like normal but were not challenged for a second factor through Duo.

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Passwordless Authentication without Secrets!

Thales Cloud Protection & Licensing

Passwordless Authentication without Secrets! divya Fri, 10/11/2024 - 08:54 As user expectations for secure and seamless access continue to grow, the 2024 Thales Consumer Digital Trust Index (DTI) research revealed that 65% of users feel frustrated with frequent password resets.

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Warning: Hackers could take over your email account by stealing cookies, even if you have MFA

Malwarebytes

The Federal Bureau of Investigation (FBI) has issued a warning that cybercriminals are taking over email accounts via stolen session cookies, allowing them to bypass the multi-factor authentication (MFA) a user has set up. Cybercriminals could use your account to spread spam and phishing emails to your contacts.

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20 Million OpenAI accounts offered for sale

Malwarebytes

Post by emirking A translation of the Russian statement by the poster says: When I realized that OpenAI might have to verify accounts in bulk, I understood that my password wouldnt stay hidden. I have more than 20 million access codes to OpenAI accounts. Enable multi-factor authentication (MFA). What can users do?