CVE-2025-53521: F5 BIG-IP APM RCE — CISA Deadline 3/30
CVE-2025-53521 was reclassified from DoS to RCE with active exploitation confirmed. F5 BIG-IP APM vulnerability added to CISA KEV with March 30 deadline. Detection commands, IOC checks, and…
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CVE-2026-3055: Citrix NetScaler Token Theft — Patch Now
CVE-2026-3055 is a CVSS 9.3 memory overread in Citrix NetScaler ADC and Gateway. Attackers are already using it to steal admin session tokens via crafted SAML requests. CISA…
Git Worktrees: The Feature That Killed My Stash Habit
Git worktrees let you check out multiple branches in separate directories. Here's how I use them for code reviews, hotfixes, and parallel work.
Mastering Kubernetes Security: Network Policies &
Network policies are the single most impactful security control you can add to a Kubernetes cluster — and most clusters I audit don’t have a single one. After…
UPS Battery Backup: Sizing, Setup, and NUT on TrueNAS
Size a UPS from measured load and configure the documented NUT secondary-first shutdown sequence in current TrueNAS SCALE.
Insider Trading Detector with Python & Free SEC Data
Detect insider buying clusters from SEC EDGAR Form 4 filings using Python and edgartools. Free, no API key. Complete working code included.