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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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Chinese threat actors use Quad7 botnet in password-spray attacks

Security Affairs

Microsoft warns Chinese threat actors are using the Quad7 botnet to carry out password-spray attacks and steal credentials. Chinese threat actors use the Quad7 botnet in password-spray attacks to steal credentials, Microsoft warns. These routers are used to relay brute-force attacks on Microsoft 365 accounts.

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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. This is not a good sign.

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Microsoft sets all new accounts passwordless by default

Security Affairs

Microsoft announced that all new accounts will be “passwordless by default” to increase their level of security. Microsoft now makes all new accounts “passwordless by default,” enhancing protection against social engineering attacks, phishing, brute-force, and credential stuffing attacks.

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The Hidden Cost of Ransomware: Wholesale Password Theft

Krebs on Security

Organizations in the throes of cleaning up after a ransomware outbreak typically will change passwords for all user accounts that have access to any email systems, servers and desktop workstations within their network. ” Security news site Bleeping Computer reported on the T-Systems Ryuk ransomware attack on Dec.

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GUEST ESSAY: The key differences between ‘information privacy’ vs. ‘information security’

The Last Watchdog

Information privacy and information security are two different things. Related: Tapping hidden pools of security talent Information privacy is the ability to control who (or what) can view or access information that is collected about you or your customers. still available for you to use.

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Web Hacking Service ‘Araneida’ Tied to Turkish IT Firm

Krebs on Security

The makers of Acunetix, Texas-based application security vendor Invicti Security , confirmed Silent Push’s findings, saying someone had figured out how to crack the free trial version of the software so that it runs without a valid license key. ” Orn advertising Araneida Scanner in Feb. 2023 on the forum Cracked.

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