https://www.cisecurity.org/about-us/media/media-mention/what-cisos-need-to-know-about-nation-state-actors
Is your organization prepared for a potential nation-state cyberattack?
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https://securityaffairs.com/187451/security/nation-state-and-criminal-actors-leverage-winrar-flaw-in-attacks.html
Multiple threat actors exploited a now-patched critical WinRAR flaw to gain initial access and deliver various malicious payloads.
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https://www.nextgov.com/cybersecurity/2021/03/cisa-fbi-link-exploitation-microsoft-exchange-nation-state-actors/172614/?oref=ng-topic-lander-river
The agencies also warned of impending commoditization by criminal groups of access gained through vulnerabilities in the email and calendar service.
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