Two critical PHP vulnerabilities (CVE-2026-109618, CVE-2026-109619) were patched on 21 October 2026. What they are, who is actually exposed, and the response sequence for PHP and WordPress site owners.
Two South African AI-built apps exposed data in six days. Why a login screen is not authentication, and the boring checklist that separates a demo from a product.
Row-level security, schema-per-tenant, and tenant context patterns for Spring Boot — with the request lifecycle, index rules, and pitfalls from three production multi-tenant systems.
Stop rebuilding authentication in every app. Learn how to build a shared identity layer that handles OAuth, federation, and user management once — so every application in your ecosystem can inherit it. Covers email normalization, token boundaries, and the critical difference between authentication and authorization.
