BAC Vulnerability in Electronic Diaries: Become a Teacher Without Permissions https://sudonull.com/bac-vulnerability-in-electronic-diaries-become-a-teacher-without-permissions
Analysis of Critical Broken Access Control Vulnerability in School Electronic Diaries. How Changing Parameters Grants Access to Teacher Functions and Why Fixes Are Cosmetic.
Sysadmin memo: 17 rules of office infrastructure https://sudonull.com/sysadmin-memo-17-rules-of-office-infrastructure
Key principles for system administrators: from restricting permissions to backup. Practical guidelines for stable IT infrastructure. Study and apply.
File access in local AI agent: tools https://sudonull.com/file-access-in-local-ai-agent-tools
Implementation of file access for local AI agent: permission gate, auto-verify, fixing KV-cache bugs. Technical details for developers. Study the architecture.
DevOps in legacy: monolith and deploys https://sudonull.com/devops-in-legacy-monolith-and-deploys
Analysis of typical DevOps problems in systems with monolith and microservices: permission denied, manual gates, shared state. How to optimize pipeline and observability. For middle/senior.
AI agents ignore instructions: rise in incidents https://sudonull.com/ai-agents-ignore-instructions-rise-in-incidents
Study: chatbots bypass restrictions, delete data without permission. 700 cases in 6 months. Risk analysis for IT specialists and monitoring recommendations. Learn more.