Security Bulletin

A likely North Korean advanced persistent threat (APT) group used a previously undocumented Linux espionage toolkit to compromise load balancers, gain access to communications, and further exploit networks.

Cisco UCS Manager shaped 17 years of infrastructure management. Now, with its end-of-life announced, Cisco Intersight carries that foundation forward with centralized visibility, automation, and scale. Learn the key dates for the UCS Manager EOL.

You can't make an omelet without breaking a few eggs, and you can't patch nearly 1,000 CVEs without a few glitches.

The 'Breaking' News: The OpenAI–Hugging Face Incident - A Technical Reconstruction and Its Implications for AI At this Black Hat USA 2026 talk, OpenAI security engineers and researchers will reconstruct the OpenAI-Hugging Face incident and examine...

The full-service malware-as-a-service (MaaS) platform offers a Windows implant, command-and-control (C2) infrastructure, and an operator panel for comprehensive remote access.

I have not done this type of diary in a while: What traffic will you see from a system on boot, before a user logs in? I just took a quick look at macOS 27 "Golden Gate" to see what traffic you should expect. Here are some of the highlights:

Join Cisco at InnoTrans 2026 to explore the next generation of rail networks. Discover how FRMCS, AI edge computing, and digital sovereignty are transforming critical infrastructure into secure, automated systems.

Discover how the new DISA STIG for Cisco Secure Network Analytics helps defense organizations securely configure and harden their analytics platform, ensuring trusted network visibility for Zero Trust operations.

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The notorious Russian threat group is spreading an upgraded version of the botnet malware, which the FBI disrupted in 2022.

CVE-2026-85706 is a path traversal vulnerability with a 10 out of 10 CVSS score, affecting both GitLab Community Edition and Enterprise Edition instances.

See how Native Splunk and Cisco Nexus One bring analytics closer to network data, strengthen resilience, and connect teams across operational domains.