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SergioCc13/README.md

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Sergio · Industrial Cybersecurity

IT/OT environments  ·  industrial networks  ·  detection & monitoring


👋 About me

I work at the seam between IT and OT. I come from chemical-plant operations — Siemens PCS7, ICS/DCS — and years of watching alarms taught me that the boring log is usually the one that matters. Now I spend my time on the other side of that: securing industrial networks, detection engineering, and incident response.

Currently finishing an M.Sc. in Cybersecurity & Privacy, with an emphasis on network security, cryptography, and industrial cybersecurity.

Ask me about: chemical plant operations · Siemens PCS7 · ICS/DCS · IT/OT interactions.

Off-hours: Dostoevsky, trading-card market data, and a voice assistant I keep overengineering.


🧩 Open Source Contributions

ProjectAreaPRStatus
pymodbus OT / Modbus #3015 ✅ merged
nuclei-templates ICS / detection #17031 ✔️ approved · pending merge
pyca/cryptography Cryptography / PQC #15567 🔵 open · maintainer-requested
  • pymodbus — documented the server datamodel example in the published docs.
  • nuclei-templates — new network template that fingerprints Siemens SIMATIC S7 PLCs over S7comm.
  • pyca/cryptography — fixed missing version markers in the HPKE / post-quantum API documentation.

🧰 Tech Stack

🛡️ Security & OT

Siemens PCS7  ·  ICS/DCS  ·  industrial networks  ·  Modbus / S7comm  ·  Nuclei

💻 Programming

Python (primary)  ·  Bash  ·  YAML  ·  basic C  ·  SQL

🏭 Automation / IoT

🧰 Tooling


📊 GitHub Activity

streak

“Pain and suffering are always inevitable for a large intelligence and a deep heart.”

— Fyodor Dostoevsky

Pinned Loading

  1. openssl/openssl openssl/openssl Public

    General purpose TLS and crypto library

    C 30.8k 11.5k

  2. projectdiscovery/nuclei-templates projectdiscovery/nuclei-templates Public

    Community curated list of templates for the nuclei engine to find security vulnerabilities.

    JavaScript 13k 3.7k

  3. pyca/cryptography pyca/cryptography Public

    cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

    Python 7.8k 1.8k

  4. pymodbus-dev/pymodbus pymodbus-dev/pymodbus Public

    A full modbus protocol written in python

    Python 2.8k 1.1k

  5. pyca/pynacl pyca/pynacl Public

    Python binding to the Networking and Cryptography (NaCl) library

    C 1.2k 265