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Sudeep72/README.md

Sudeep Ravichandran

Detection Engineering · AI Security Research · Open Source

LinkedIn Portfolio Email Twitter Profile Views

whoami

sudeep = {
    "role"     : "MS Cybersecurity @ Indiana University Bloomington  |  GPA: 4.0",
    "focus"    : ["Detection Engineering", "AI Security Research", "SIEM/SOC Tooling"],
    "research" : [
        "LogREx  - LLM + Knowledge Graph Log Anomaly Detection  (Springer LNNS 2025)",
        "PCMedIR - Privacy-Preserving Medical Image Retrieval   (Springer LNNS 2024)",
    ],
    "building" : "Open-source security tools that bridge ML research and real-world detection",
    "target"   : "Detection Engineer / AI Security Researcher - 2027 (OPT eligible)",
}

Featured Projects

🛡️ NanoSIEM

Production-grade open-source SIEM  ·  Apr – Jun 2026

  • Custom Sigma rule AST parser - 17 rules, 56% MITRE ATT&CK coverage
  • Sliding-window kill chain correlator detecting 6 multi-stage attack patterns
  • Isolation Forest ML scorer + SHAP-style XAI attribution
  • Gemini 2.5 Flash reasoning layer for real-time SOC analyst explanations
  • 9-tab React dashboard: live WebSocket, Threat Map, Attack Replay forensics
  • 485 tests · Zero paid APIs

Python FastAPI React Sigma scikit-learn Gemini 2.5 STIX 2.1

🔬 ZeroSight

Behavioral Anomaly Detection for Zero-Day Exploits  ·  Mar – Apr 2026

  • Dual-model: Isolation Forest (unsupervised) + Random Forest (18-class supervised)
  • 19,950 CICIDS2017 flows - 89.9% F1 · 94.4% macro recall
  • SHAP-style per-flow explainability on every alert
  • Browser-native zero-upload PCAP parser, validated on live Firefox traffic

Python FastAPI scikit-learn JavaScript Wireshark CICIDS2017

🔐 SecureZone

7-Layer Network Security Platform  ·  Aug – Dec 2025

  • Ensemble ML: Isolation Forest + MLP + DBSCAN
  • SSL/TLS inspection, DNS security, UEBA, threat intelligence correlation
  • 91.2% detection accuracy · 8.2% FPR · < 0.4 ms SDN response latency

Python Flask scikit-learn Linux SDN

📄 LogREx

LLM + Knowledge Graph Log Anomaly Detection  ·  Research

  • F1: 0.867 - beats DeepLog (0.814) and LogRobust (0.852)
  • 90% accurate anomaly explanations via ROUGE, BLEU, BERTScore
  • Published: Springer LNNS · CIS 2025

Python LLMs Knowledge Graphs scikit-learn

Research Publications

Paper Venue Key Result
LogREx - LLM & Knowledge Graph Log Anomaly Detection Springer LNNS · CIS 2025 F1: 0.867
PCMedIR - Privacy-Preserving Cross-Modal Medical Image Retrieval Springer LNNS Vol. 1374 · ICCIS 2024 90% precision (text→image)

Stack

Detection    │ Sigma Rules · MITRE ATT&CK · STIX 2.1 · Splunk · Snort · NanoSIEM
Offensive    │ Kali Linux · Burp Suite · Metasploit · Wireshark · Nmap · OWASP ZAP
AI / ML      │ scikit-learn · Isolation Forest · Random Forest · LLM Reasoning · Gemini 2.5
Dev          │ Python · FastAPI · React · JavaScript · C · C++ · Java
Cloud        │ AWS · Azure · MongoDB · PostgreSQL · MySQL
Frameworks   │ NIST CSF · OWASP Top 10 · Zero Trust · MITRE ATT&CK

GitHub Stats

GitHub Stats    Top Languages

Streak

Certifications

  • 🎓 Google Cybersecurity Specialization - Google (2023)
  • 🔒 Fundamentals of Computer Network Security - University of Colorado (2023)
  • 🤖 GenAI 101 Certified Pathway - Indiana University Bloomington (2025)

Open to Detection Engineering and AI Security Research roles - 2027

Pinned Loading

  1. nano-siem nano-siem Public

    Production-grade SIEM engine built from scratch - Sigma detection, attack chain correlation, ML anomaly scoring, and STIX 2.1 export.

    Python

  2. 100-days-cybersecurity 100-days-cybersecurity Public

    Python 1

  3. ZeroSight ZeroSight Public

    Python

  4. SecureZone_SNS_Project SecureZone_SNS_Project Public

    Term Project of Security for Networked Systems

    Python

  5. Image-based-Secure-Data-Embedding-and-Compression-Using-Huffman-Coding-and-Histogram-Shifting Image-based-Secure-Data-Embedding-and-Compression-Using-Huffman-Coding-and-Histogram-Shifting Public

    A comprehensive steganography system that securely embeds compressed data within color images using Huffman coding and histogram shifting algorithms. Features multi-channel RGB encoding with 3x cap…

    Python

  6. Spam_Image-Classification Spam_Image-Classification Public

    JavaScript