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Cisco Talos finds 10 vulnerabilities in Azure Sphere’s Linux kernel, Security Monitor and Pluton

By Claudio Bozzato and Lilith [-_-];. Following our previous engagements (see blog posts 1, 2, 3 and 4) with Microsoft's Azure Sphere IoT platform, we decided to take another look at the device, without all the rush and commotion that normally entails a hacking challenge.  Today, we’re... [[ This is only the beginning! Please visit the blog for the complete entry ]]

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#Microsoft Patch Tuesday#SecureX#vulnerabilities#vulnerability#microsoft#linux#cisco
Threat Roundup for October 29 to November 5

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 29 and Nov. 5. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,... [[ This is only the beginning! Please visit the blog for the complete entry ]]

The features all Incident Response Plans need to have

By Paul Lee, Yuri Kramarz and Martin Lee. Adversaries are always growing their capabilities and changing their tactics, leading to a greater number of incidents and data breaches. This is supported by organizations such as ITRC who reports that the number of data breaches in 2021 is already greater... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Threat Source newsletter (Nov. 4, 2021)

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers.   A series of vulnerabilities in Microsoft Exchange Server made waves earlier this year for coming under attack. And while they've come and gone from the headlines since then, attackers are still very much paying... [[ This is only the beginning! Please visit the blog for the complete entry ]]

The features all Incident Response Plans need to have

By Paul Lee, Yuri Kramarz and Martin Lee. Adversaries are always growing their capabilities and changing their tactics, leading to a greater number of incidents and data breaches. This is supported by organizations such as ITRC who reports that the number of data breaches in 2021 is already greater... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Microsoft Exchange vulnerabilities exploited once again for ransomware, this time with Babuk

By Chetan Raghuprasad and Vanja Svajcer, with contributions from Caitlin Huey. Cisco Talos recently discovered a malicious campaign deploying variants of the Babuk ransomware predominantly affecting users in the U.S. with smaller number of infections in U.K., Germany, Ukraine, Finland, Brazil,... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Microsoft Exchange vulnerabilities exploited once again for ransomware, this time with Babuk

By Chetan Raghuprasad and Vanja Svajcer, with contributions from Caitlin Huey. Cisco Talos recently discovered a malicious campaign deploying variants of the Babuk ransomware predominantly affecting users in the U.S. with smaller number of infections in U.K., Germany, Ukraine, Finland, Brazil,... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Threat Roundup for October 22 to October 29

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 22 and Oct. 29. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Threat Source newsletter (Oct. 28, 2021)

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers.   Most people know about chicken and waffles. But what about squirrel and waffles? They may not be the most appetizing brunch, but they are teaming up for one heck of a spam campaign.  We have new research out... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Quarterly Report: Incident Response trends from Q3 2021

Ransomware again dominated the threat landscape, while BEC grew  By David Liebenberg and Caitlin Huey.  Once again, ransomware was the most dominant threat observed in Cisco Talos Incident Response (CTIR) engagements this quarter.   CTIR helped resolve several significant... [[ This is only the beginning! Please visit the blog for the complete entry ]]