In Splunk, Empty Fields May Not Be Null
Splunk's coalesce function treats empty fields as non-null. Learn to use Splunk macros to convert empty strings to nulls for accurate data selection and reliable detections.
All Blogs
Firewall and Splunk ESCU Integration at the Cisco Live Melbourne SOC
Cisco Live SOC adapted Splunk ESCU detections for Cisco Secure Firewall syslog. Learn to modify macros and promote EVE events to incidents for enhanced threat visibility and response.
Delivering on the Mission to Educate: A Recap of the Cisco Live Melbourne 2025 SOC Tours
Recap Cisco Live Melbourne SOC tours: See how Cisco XDR and Splunk Enterprise Security integrate for rapid threat containment, enhanced visibility, and analyst empowerment.
Cisco Live Melbourne Case Study: Investigation Into a High Traffic Spike
Learn how Cisco XDR, Splunk, and Firewall were used at Cisco Live Melbourne to rapidly investigate and resolve a malicious traffic spike incident on attendee Wi-Fi.
Hunting Compromised Credentials in Real Time: Integrating StealthMole With Cisco XDR at Cisco Live Melbourne
Learn how Cisco XDR integrates with StealthMole for real-time dark web threat intelligence, enabling SOC teams to rapidly identify and respond to compromised credentials.
Beyond the First Clue: XDR Forensics at Cisco Live Melbourne 2025
SOC teams need more evidence for deep investigations. Learn how Cisco XDR Forensics provides rich, interactive data to trace complex attacks and uncover malicious content.
Breaking the Jar: Hardening Pickle File Scanners with Structure-Aware Fuzzing
Artificial intelligence and machine learning (AI/ML) models are increasingly shared across organizations, fine-tuned, and deployed in production systems. Cisco’s AI Defense offering includes a model file scanning tool designed to help organizations
Four years in: Lessons from Cisco Foundation’s climate resilience grants
In 2021, the Cisco Foundation made a commitment to deploy $100 million in grants and impact investments over ten years to boost climate resilience and sustainability.
Building AI You Can Trust for Network Troubleshooting with Deep Network Solutions
AI is transforming network troubleshooting, but trust is critical. In part two of our series, discover how Deep Network Troubleshooting combines verified knowledge, advanced reasoning, and human oversight to deliver automation you can rely on.