# Atharv Vadehra (ARV)

> Atharv Vadehra (ARV) is a cybersecurity MSc student at the Technical University of Denmark (DTU) and DevOps / cloud engineer in Copenhagen. Projects, write-ups, and notes on cybersecurity and AI.

Atharv Vadehra, also known as ARV, is based in Greater Copenhagen, Denmark. He is a cybersecurity MSc student at the Technical University of Denmark (DTU) and a DevOps / cloud engineer (Kubernetes, Terraform, AWS, GCP, Azure). He is seeking a part-time studentermedhjælper role (up to 90 hours/month).

## Identity
- [Home / profile](https://atharvvadehra.dev/): bio, experience, skills, FAQ
- [Resume](https://atharvvadehra.dev/resume/): education and work history
- [LinkedIn](https://www.linkedin.com/in/atharv-vadehra/)
- [GitHub](https://github.com/vadehraatharv7-hub)
- Email: atharv@vadehra.me

## Projects
- [AI-SOC & Azure Honeypot Project](https://atharvvadehra.dev/projects/ai-soc-azure-honeypot/): Cowrie SSH/Telnet honeypot on Azure with Terraform, Loki/Grafana telemetry, and LLM-powered attack triage.
- [Kubernetes Production Cluster (Proxmox + k3s)](https://atharvvadehra.dev/projects/k8s-production-cluster/): Self-hosted bare-metal Kubernetes cluster with k3s, Traefik, MetalLB, Prometheus, and Cloudflare Tunnels.
- [RAG + Vector Search System](https://atharvvadehra.dev/projects/rag-vector-search/): High-performance embedding and retrieval pipeline with FAISS indexing, ChromaDB, and MongoDB storage.
- [Enterprise Cloud Security & SSL Automation Architecture](https://atharvvadehra.dev/projects/cloud-security-architecture/): GCP/AWS infrastructure hardening, automated SSL for 40+ AI microservices, and SEBI compliance analysis.
- [WhatsApp Appointment Automation Bot](https://atharvvadehra.dev/projects/whatsapp-appointment-bot/): Conversational assistant using Twilio and FastAPI with automated slot-finding and reminder pipelines.

## Writing
- [A rough week for the internet: PHP, LiteLLM and a compromised certificate authority](https://atharvvadehra.dev/blog/cyber-news-2026-10-22-php-litellm-emudhra/): Critical PHP flaws, a poisoned LiteLLM release and leaked eMudhra CA keys: what was reported, and what a DevOps team should check.

## Optional
- [Full content for LLMs](https://atharvvadehra.dev/llms-full.txt)
- [RSS feed](https://atharvvadehra.dev/rss.xml)