Hax4Libre is a personal blog-style newsletter by an independent security-minded writer who does hands-on technical and investigative analysis, such as reverse engineering the White House mobile app and reviewing video evidence of ICE shootings. It also covers counterterrorism history and political events, with a critical stance toward government.
Website: https://hax4libre.com/
Essays and a serialized book on AI-era cybersecurity, trust and measurement, citing specific vendor and lab reports. Readers get an original framework, including the Learning Advantage Ratio and the work-factor idea for AI judgment, alongside analysis of how security metrics get gamed.
Cisco Talos publishes threat research, vulnerability disclosures and analysis of attacker campaigns, with detection and coverage guidance for Cisco customers. Recent posts cover critical PHP flaws, abuse of legitimate platforms for phishing delivery, and the surge in AI-discovered vulnerabilities.
Practical, KQL-heavy lessons on Microsoft Sentinel and Entra ID security, covering detection rule tuning, log cost reduction and exposure from anonymous sharing links. Each issue critiques a common default or assumption and shows a concrete fix.
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