What is CrimesBD? Inside Bangladesh's Citizen-Powered Crime Map & Anonymous Public Safety Platform

## 1. What is CrimesBD? **CrimesBD** ([crimesbd.com](https://crimesbd.com)) is Bangladesh's pioneering open-access, citizen-driven public safety records and live crime mapping network. Designed to empower ordinary citizens, journalists, and communities, CrimesBD provides cryptographic anonymity for documenting extortion, street mugging, cyber fraud, and missing persons without the fear of retaliation. --- ## 2. Key Architecture & Features ### A. Cryptographic Anonymity - Zero mandatory phone numbers, National IDs, or account creation. - Ephemeral client-side encryption with zero IP retention. - Private 64-character hash keys allow contributors to manage their reports securely. ### B. Live Crime Mapping & Hotspot Radar - Real-time OpenStreetMap integration featuring street-level markers and density heatmaps across all 64 districts. - Algorithmic hotspot ranking highlighting high-risk intersections (e.g. Mirpur-10, Tongi, Amberkhana). ### C. Police Accountability Tracking Tracks the complete life-cycle of reported crimes: *Under Investigation*, *FIR Lodged*, *Awaiting Arrest*, and *Court Conviction*. --- ## 3. The Journalist-Eyewitness Bridge Verified investigative reporters from national newsrooms can request confidential follow-up interviews directly with eyewitnesses through mediated channels, respecting victim safety.