TALOS

Cisco Talos’ Vulnerability Discovery & Research team recently disclosed ten vulnerabilities in BioSig Libbiosig, nine in Tenda AC6 Router, eight in SAIL, two in PDF-XChange Editor, and one in a Foxit PDF Reader. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, all in

Amy (ahem, Special Agent Dale Cooper) shares lessons from their trip to the Olympic Peninsula and cybersecurity travel tips for your last-minute adventures.

A Russian state-sponsored group, Static Tundra, is exploiting an old Cisco IOS vulnerability to compromise unpatched network devices worldwide, targeting key sectors for intelligence gathering.

Ransomware attackers continue to primarily target small and medium-sized manufacturing businesses in Japan.

Get an inside look at how JJ Cummings helped build and lead one of Cisco Talos’ most impactful security teams, and discover what drives him to stay at the forefront of threat intelligence.

Cisco Talos discovered UAT-7237, a Chinese-speaking advanced persistent threat (APT) group active since at least 2022, which has significant overlaps with UAT-5918.

Hazel braves Vegas, overpriced water and the Black Hat maze to bring you Talos’ latest research — including a deep dive into the PS1Bot malware campaign.

Cisco Talos has observed an ongoing malware campaign that seeks to infect victims with a multi-stage malware framework, implemented in PowerShell and C#, which we are referring to as “PS1Bot.”

Microsoft has released its monthly security update for August 2025, which includes 111 vulnerabilities affecting a range of products, including 13 that Microsoft marked as “critical”.   In this month's release, Microsoft observed none of the included vulnerabilities being actively exploited in the wild. Out

Talos reported 5 vulnerabilities to Broadcom and Dell affecting both the ControlVault3 Firmware and its associated Windows APIs that we are calling “ReVault”.