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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.

Passwords 118
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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.

Passwords 131
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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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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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Storm-1977 targets education sector with password spraying, Microsoft warns

Security Affairs

Microsoft warns that threat actor Storm-1977 is behind password spraying attacksagainst cloud tenants in the education sector. Over the past year, Microsoft Threat Intelligence researchers observed a threat actor, tracked as Storm-1977, using AzureChecker.exe to launch password spray attacks against cloud tenants in the education sector.

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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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Japan ’s FSA warns of unauthorized trades via stolen credentials from fake security firms’ sites

Security Affairs

Japan s Financial Services Agency (FSA) warns of hundreds of millions in unauthorized trades linked to hacked brokerage accounts. from fake websites (phishing sites) disguised as websites of real securities companies.” from fake websites (phishing sites) disguised as websites of real securities companies.”