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Security Staff Picks To Read This Month, Handpicked by Splunk Experts
Our Splunk security experts share their favorite reads of the month so you can follow the most interesting, news-worthy, and innovative stories coming from the wide world of cybersecurity.

Behind the Walls: Techniques and Tactics in Castle RAT Client Malware
Uncover CastleRAT malware's techniques (TTPs) and learn how to build Splunk detections using MITRE ATT&CK. Protect your network from this advanced RAT.

AI for Humans: A Beginner’s Field Guide
Unlock AI with the our beginner's field guide. Demystify LLMs, Generative AI, and Agentic AI, exploring their evolution and critical cybersecurity applications.

Splunk Security Content for Threat Detection & Response: November 2025 Update
Learn about the latest security content from Splunk.

Operation Defend the North: What High-Pressure Cyber Exercises Teach Us About Resilience and How OneCisco Elevates It
The OneCisco approach is not about any single platform or toolset; it's about fusing visibility, analytics, and automation into a shared source of operational truth so that teams can act decisively, even in the fog of crisis.

Data Fit for a Sovereign: How to Consider Sovereignty in Your Digital Resilience Strategy
Explore how digital sovereignty shapes resilient strategies for European organisations. Learn how to balance control, compliance, and agility in your data infrastructure with Cisco and Splunk’s flexible, secure solutions for the AI era.

Crossed Swords 2025: Lessons From the Frontlines of Cyber Defense with Splunk Enterprise Security
Splunk participated in the NATO Cooperative Cyber Defense Center of Excellence cyberwarfare exercise 'Crossed Swords' by providing tooling and personnel.

NotDoor Insights: A Closer Look at Outlook Macros and More
The Splunk Threat Research Team breaks down the NotDoor Outlook-macro backdoor linked to APT28 and shows how to detect these stealthy techniques to strengthen security coverage.

Hide Me Again: The Updated Multi-Payload .NET Steganography Loader That Includes Lokibot
An analysis on the updated .NET steganography loader delivering Lokibot malware, including evasion techniques, MITRE ATT&CK TTPs, and Splunk detections to enhance threat identification.