Experiencing an issue? Submit a support ticket.
Cisco Talos is disclosing UAT-8302, a sophisticated, China-nexus advanced persistent threat (APT) group targeting government entities in South America since at least late 2024 and government agencies in southeastern Europe in 2025. Learn More
Cisco Talos discovered an intrusion, active since at least January 2026, where an unknown attacker implanted a CloudZ remote access tool (RAT) and a previously undocumented plugin called “Pheno.” Learn More
Cisco Talos documents several macOS living-off-the-land (LOTL) techniques, demonstrating that native pathways for movement and execution remain accessible to those who understand the underlying architecture. Learn More
Evolve your incident response with intelligence-led proactive services and deep expertise that only Talos can offer, before –and during– an active emergency. Anyone can stand behind you – Talos IR stands beside you, every step of the way.
Together, we can reduce downtime and mitigate risk. Get started today.
Talos is Cisco's threat intelligence research organization, an elite group of security experts devoted to providing superior protection for our customers, products and services.
Our job is your defense.
Talos powers the Cisco portfolio with comprehensive intelligence.
Every customer environment, every event, every single day, all around the world.