Blog

Cisco Talos Email Threat Prevention provides industry-leading brand impersonation, business email compromise, and phishing attack detection. Talos-built AI tools analyze anomalies and traffic trends in Cisco’s vast telemetry database to detect and prevent attackers pretending to be trusted brands (Brand Impersonation) or targeting high value employees with carefully crafted phishing attempts (Business Email Compromise). Talos blocks these customized attacks and provides detailed logs.

May 6, 2026 06:00

Insights into the clustering and reuse of phone numbers in scam emails

Talos has recently started to collect and gather intelligence around phone numbers within emails as an additional indicator of compromise (IOC). In this blog, we discuss new insights into in-the-wild phone number reuse in scam emails.

April 7, 2026 06:00

The Trojan horse of cybercrime: Weaponizing SaaS notification pipelines

Cisco Talos has recently observed an increase in activity that is leveraging notification pipelines in popular collaboration platforms to deliver spam and phishing emails.