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oauth 2.0 attacks

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    Russian Cyberattack Using OAuth 2.0 to Breach Microsoft 365 Accounts

    Russian cyber threat actors have recently exploited OAuth 2.0 authentication flows to compromise Microsoft 365 accounts belonging to employees involved with Ukraine-related and human rights organizations. This sophisticated attack, tracked since early 2025, is predominantly attributed to...
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    • cloud security cyber defense strategies cyber espionage cybersecurity dark web threats device code phishing global cyber threats identity and access management incident response microsoft 365 security microsoft entra id oauth 2.0 attacks oauth protocol exploits phishing prevention phishing schemes security best practices social engineering attacks state-sponsored cyber threats threat intelligence two-factor authentication bypass
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    • Forum: Windows News
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    Russian Hackers Exploit OAuth 2.0 in Cyber Espionage Against Ukraine and NGOs

    Russian threat actors have once again raised the bar for cyber espionage, turning attention toward OAuth 2.0 authentication flows in Microsoft 365, hijacking accounts connected to Ukraine and human rights organizations. Their tactics, as uncovered by cybersecurity firm Volexity, fit into a...
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    • apt groups cyber defense cyber espionage cyber norms cyber warfare cybersecurity digital threats human rights organizations identity security microsoft 365 security oauth 2.0 attacks oauth exploits phishing campaigns regulatory challenges russian threat actors saas security social engineering threat intelligence ukraine cyber attacks
    • Replies: 1
    • Forum: Windows News
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