Threat Research

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Vulnerabilities Discovered by Lilith [x_x] of Cisco Talos. Overview Cisco Talos is disclosing multiple vulnerabilities in the firmware of the Yi Technology Home Camera. In order to prevent the exploitation...

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By examining sextortion spam campaigns in detail, our researchers were able to understand how criminals operate, and to see why users were tricked into sending them bitcoin despite empty threats.

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Introduction Cisco Talos' Vulnerability Discovery Team investigates software and operating system vulnerabilities in order to discover them before malicious threat actors. We provide this information to vendors so that they...

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Cisco Talos published its findings on a new Android trojan known as "GPlayed" on Oct. 11. At the time, we wrote that the trojan seemed to be in the testing...

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Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Oct. 19 and 26....

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Piotr Bania, Cory Duplantis and Martin Zeiser of Cisco Talos discovered this vulnerability. Today, Cisco Talos is disclosing a vulnerability that we identified in the MKVToolNix mkvinfo utility that parses...

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Overview Cisco Talos is disclosing two vulnerabilities in Sophos HitmanPro.Alert, a malware detection and protection tool. Both vulnerabilities lie in the input/output control (IOCTL) message handler. One could allow an...

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Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Oct. 12 and 19....

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Since 2016, an advanced threat group that Cisco Talos is tracking has carried out cyberattacks against South Korea and Japan. This group is known by several different names: Tick, Redbaldknight...