https://sudonull.com/unknown-error-in-apple-developer-regional-block
Analysis of Unknown Error during enrollment in Apple Developer Program. JSON response 40399, SSL pinning, bypass with Frida. Instructions for middle/senior iOS developers. Diagnose and solve the problem.
https://sudonull.com/argus-toolkit-for-network-reconnaissance
Study Argus: Python tool for DNS, SSL, web scanning and security checks. Installation, modules, examples for pentest. Automate recon — read the guide.
https://sudonull.com/mtproto-on-port-443-with-nginx-sni-routing
Setting up MTProto Telegram proxy on one 443 port. Nginx stream with ssl_preread and routing by SNI. Scalable scheme against blocks. DevOps instructions.
https://sudonull.com/clickhouse-configuration-production-setup-of-config-xml-and-users-xml
ClickHouse production setup: log rotation, merge_tree parameters, user profiles, quotas, TLS/SSL, config.d overrides. Security checklist.
Analysis of EIC Tech Report 2026: 25 early deep-tech signals to strengthen Europe. Bio-inspired AI, quantum communications, biomineralization, and surgical robotics. Who wins and who loses? Read the full review.
Learn how to monitor Kubernetes with Grafana and Prometheus using the kube-prometheus-stack. Step-by-step guide to deploy, connect, and visualize cluster metrics.
Chinese startup DeepWay announced a robotaxi with a range of 1000 km on solid-state batteries. Learn how this changes the electric vehicle market and why it matters.
Kubernetes architecture explained with examples: understand control plane, worker nodes, Pods, and deployment flow. Learn how clusters work with practical use cases.
Learn what is the OWASP Top 10 and why does it matter for secure coding. A developer's guide to web app vulnerabilities, risks, and practical defense strategies.
Learn what are the ethical concerns in artificial intelligence, from bias to job loss. Backed by research, this guide offers a practical framework for evaluation.
MongoDB vs PostgreSQL when to use each: compare ACID compliance, scalability, schema flexibility, and query power. Choose the right database for your project.
Discover how to learn Python for beginners with this step-by-step roadmap. Master fundamentals, data structures, and build real projects. Start your coding journey today.
Learn how does retrieval augmented generation work: RAG reduces AI hallucinations, grounds responses in real data, and transforms LLMs into trustworthy systems. Start now.
What is React used for? Learn how this JavaScript library builds fast, scalable UIs with components and Virtual DOM. Discover its real-world uses and benefits.