Blog
Featured

The Fine Art of Frustrating the Adversary

What really frustrates an adversary? Eight Cisco Talos researchers share practical ways to make their next move slower and riskier, from deception and behavioral detection to breaking attack dependencies and resisting manufactured urgency.

October 7, 2026 06:00

One breach, please, and make no mistakes

The cybersecurity community has seen examples of autonomous agents, built inside AI labs, attacking public infrastructure. How you prepare for agentic threats is what makes the difference during real incidents.

October 1, 2026 14:00

Give yourself room to be human

In this week’s edition, Amy reflects on the importance of prioritizing family and personal well-being over the pressure to remain constantly productive.

September 30, 2026 06:00

China-nexus UAT-11587 targets government and policy organizations across Asia with Antino backdoor

Cisco Talos uncovered a cluster of activity we track as UAT-11587 targeting government and policy organizations across Asia, including in Taiwan, India, the Philippines, and Cambodia, to deliver a previously undocumented backdoor referred to as “Antino” in developer artifacts.

Recent
October 7, 2026 15:27

Microsoft, Adobe, Apple, and Foxit vulnerabilities

Cisco Talos’ Vulnerability Discovery & Research team recently disclosed vulnerabilities in Adobe, Apple, Foxit Reader, and Microsoft. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, in adherence to Cisco’s third-party vulnerabil

September 29, 2026 06:00

Securing the keys to the kingdom: Announcing Executive Threat Detection

This new proactive service joins the suite of retainer offerings to provide dedicated, intelligence-led hunting specifically for your organization’s most high-value IT assets.

September 24, 2026 14:00

Trust and the enticing consultancy offer

In this week’s newsletter Martin muses over a very suspicious elicitation over social media and the true value of trust within the cyber ecosystem. Hubris might be the real vulnerability that the cyber industry must worry about.

September 22, 2026 06:00

The Closed Quorum: Inside the first reported autonomous AI C2 implant

CLOSEDQUORUM, a malware binary discovered through Cisco Talos’ CAIRN project, exhibits fully autonomous command and control (C2). It represents a shift in effort displacement for attackers, in which expanding portions of the attack chain can be executed without operator involvement.

September 22, 2026 06:00

Introducing CAIRN: Frontier tracking for AI-integrated malware

Talos is releasing CAIRN, a research toolkit for hunting, classifying, and tracking emerging AI-integrated malware.