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[SecurityWeek] CISA, FBI Warn of Increase in Ransomware Attacks on Holidays

All posts, Security Week

The Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) are warning that ransomware actors are deliberately launching attacks during the holidays and weekends. read more Source: Read More (SecurityWeek RSS Feed)

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[HackerNews] The Increased Liability of Local In-home Propagation

All posts, HackerNews

Today I discuss an attack vector conducive to cross-organizational spread, in-home local propagation. Though often overlooked, this vector is especially relevant today, as many corporate employees remain working from home. In this post, I contrast in-home local propagation with traditional vectors through which a threat (ransomware in particular) spreads throughout an organization. I discuss the […]

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Daily NCSC-FI news followup 2021-05-04

Hundreds Of Millions Of Dell Computers At Risk Due to Multiple BIOS Driver Privilege Escalation Flaws labs.sentinelone.com/cve-2021-21551-hundreds-of-millions-of-dell-computers-at-risk-due-to-multiple-bios-driver-privilege-escalation-flaws/ SentinelLabs has discovered five high severity flaws in Dell’s firmware update driver impacting Dell desktops, laptops, notebooks and tablets since 2009. Attackers may exploit these vulnerabilities to locally escalate to kernel-mode privileges. Dell has released a security update […]

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