PNB Cybersecurity Hackathon 2024
Dec 2024 - Feb 2025 (3 months)
Built local high-performance cross-platform antivirus to protect public sector banks from ransomware. Implemented a real-time detection engine with hash matching and YARA rules for pattern-based detection. Utilised SQLite3 for efficient local storage of 1M+ malware hashes, reducing application memory usage. Automated threat intelligence sync via MalwareBazaar API, adding newer hashes to threat database. Implemented whitelist filtering and pre-compilation of YARA rules to optimize application performance. Analyzed 1M+ malware samples from the threat database to generate interactive trend visualizations. Achieved 1st place nationally, winning INR 5,00,000 plus Global Fintech Forum (GFF'25) invitation.