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Microsoft 365セキュリティ実践ガイド

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‘We got hacked’ emails threaten to leak University of Pennsylvania data

The University of Pennsylvania suffered a cybersecurity incident on Friday, where students and alumni received a series ...
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Microsoft Edge gets scareware sensor for faster scam detection

Microsoft is introducing a new scareware sensor for the Microsoft Edge web browser, which helps detect scam pages more q...
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Australia warns of BadCandy infections on unpatched Cisco devices

The Australian government is warning about ongoing cyberattacks against unpatched Cisco IOS XE devices in the country to...
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Why password controls still matter in cybersecurity

In January 2024, Russian hackers broke into Microsoft's systems by slipping past what many believed was an ironclad secu...
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Alleged Meduza Stealer malware admins arrested after hacking Russian org

The Russian authorities have arrested three individuals in Moscow who are believed to be the creators and operators of t...
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CISA: High-severity Linux flaw now exploited by ransomware gangs

CISA confirmed on Thursday that a high-severity privilege escalation flaw in the Linux kernel is now being exploited in ...
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Windows zero-day actively exploited to spy on European diplomats

A China-linked hacking group is exploiting a Windows zero-day in attacks targeting European diplomats in Hungary, Belgiu...
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Ukrainian extradited from Ireland on Conti ransomware charges

A Ukrainian national believed to be a member of the Conti ransomware operation has been extradited to the United States ...
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CISA orders feds to patch VMware Tools flaw exploited by Chinese hackers

On Thursday, CISA warned U.S. government agencies to secure their systems against attacks exploiting a high-severity vul...