Security @ Cisco Blogs

Security

Changes to TLS clientAuth Certificates: Ensuring You’re Not Impacted

Upcoming changes to public TLS client authentication certificates may affect Cisco users. Audit and update trust stores to ensure secure, uninterrupted services.

February 17, 2026 • 4 min read

Accelerate Security Operations with Cisco’s New Security-Tuned Model

Explore a new frontier in LLM quality and speed. Cisco’s Foundation-Sec model delivers high-performance AI summaries for Splunk Security Operations workflows.

February 12, 2026 • 3 min read

Vignesh Sathiamoorthy

Double Defense: Cisco Secure Firewall 10.0 Confronts Encrypted Traffic and Emerging…

Discover how Cisco Secure Firewall 10.0 boosts visibility and protection against modern threats, from encrypted attacks to AI-driven exploits.

February 11, 2026 • 3 min read

Ron Scott-Adams

Security Observability Improvements in Cisco Secure Firewall 10.0

Improvements in Secure Firewall 10.0 provide better observability and detection for threats and security monitoring overall.

February 10, 2026 • 5 min read

Peter Bailey

Redefining Security for the Agentic Era

The agentic era is here. As AI agents act autonomously at machine speed, learn why security must evolve with intent-aware controls to make autonomous systems safe, accountable, and reliable.

February 10, 2026 • 3 min read

Raj Chopra

SASE for the AI Era: Driving Secure, Distributed, and Optimized AI

Learn how Cisco SASE enables secure, predictable, and scalable AI operations by unifying performance and protection for distributed, agentic AI workflows.

February 10, 2026 • 3 min read

Jessica (Bair) Oppenheimer

Ryan Maclennan

Integrating With Cisco XDR at Black Hat Europe

Investigating indicators of compromise (IOCs) requires a unified view of security data. See how we integrated Cisco XDR with third-party tools and open-source models at Black Hat Europe.

February 9, 2026 • 2 min read

Piotr Jarzynka

Black Hat Europe: Enhancing Security Operations With Cisco XDR and…

Manual triage often slows down incident response. Learn how we integrated an 8-billion parameter security LLM into Cisco XDR to summarize alerts and trace attack paths in real time.

February 9, 2026 • 2 min read

Jessica (Bair) Oppenheimer

Black Hat Europe 2025: A Decade of Cisco Security Cloud Innovation

Building a secure network for thousands of cybersecurity experts in just three days requires intense collaboration. Discover the hardware, software, and engineering behind the Black Hat Europe NOC.

February 9, 2026 • 3 min read

Cisco Blogs

Security

Our Favorite Topics:

The Emerging Workload Security Threat, a Retrospective on VoidLink

From Core to Edge: Building Secure, Always-On Infrastructure for Global Mobile Networks

Modernizing TACACS+: Why Full-Session Encryption Matters More Than Ever

Security

Changes to TLS clientAuth Certificates: Ensuring You’re Not Impacted

Accelerate Security Operations with Cisco’s New Security-Tuned Model

Double Defense: Cisco Secure Firewall 10.0 Confronts Encrypted Traffic and Emerging…

Security Observability Improvements in Cisco Secure Firewall 10.0

Redefining Security for the Agentic Era

SASE for the AI Era: Driving Secure, Distributed, and Optimized AI

Integrating With Cisco XDR at Black Hat Europe

Black Hat Europe: Enhancing Security Operations With Cisco XDR and…

Black Hat Europe 2025: A Decade of Cisco Security Cloud Innovation

Cisco Cybersecurity Viewpoints

Why Cisco Security?