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BartekB-it/README.md

Bartłomiej Biskupiak's IT and Cybersecurity Project Portfolio 🔐

Hands-on blue-team work: vulnerability management, Windows hardening, SOC-style investigations (Sentinel + Defender), OSINT/CTI volunteering and a lightweight SIEM/log parser.

🚀 Start Here!


📅 Current Focus (Dec 2025)

  • 🔭 LogSniper - refactor & documentation of the detection engine (rules explained, tuned and tested).
  • 🧪 SOC L1 prep - blue-team labs, KQL practice and interview preparation.

🔎 Threat Hunting & Incident Response


🛡️ Vulnerability Management & Hardening


🧩 Detection & Tools


🧪 Public-Sector Security Prototypes (Hackathon)

Built during a 24-hour national hackathon focused on fighting online disinformation and phishing targeting Polish citizens.

  • Prawda w sieci - Verifier (gov.pl URL & QR checker) Web app + backend prototype that lets a user paste a link or scan a QR code claiming to be a gov.pl page and get a clear “trusted / expired / invalid”-style verdict.
    Focus on:

    • server-side session / token checks instead of trusting the raw QR,
    • simple validation and basic input hardening to reduce obvious abuse.
  • Prawda w sieci - Trusted gov.pl QR generator widget Small widget (gov.pl / mObywatel style) for offices to generate time-limited QR codes only for approved gov.pl URLs.
    Designed to work together with the Verifier:
    office generates QR → citizen scans in the app → Verifier checks the backend entry and shows whether the page is legitimate.

These were rapid prototypes built with heavy AI assistance - our focus was on the security design, threat model and user flow.


🎯 Other


🤳 Connect With Me

___________ | LinkedIn


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  1. LogSniper LogSniper Public

    Cybersecurity log parser and threat classifier using MITRE ATT&CK tactics

    Python 1

  2. soc-incident-reponse-cases soc-incident-reponse-cases Public

  3. threat-hunting-scenario-tor threat-hunting-scenario-tor Public

  4. vulnerability-management-program vulnerability-management-program Public

  5. STIGS STIGS Public

    PowerShell

  6. prawda-w-sieci-verifier prawda-w-sieci-verifier Public

    JavaScript