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,','| / || ,'/////| d8P Y8 88 88 d8' '8b 88 88 d8' '8b '~~88~~' '~~88~~' 88'
---------,',' | (, || ///// 8P 88ooo88 88ooo88 Y8 8P 88ooo88 88 88 88ooooo
|| | \\ ||||//''''| 8b 88~~~88 88~~~88 '8b d8' 88~~~88 88 88 88~~~~~
|| | ||||||| _| Y8b d8 88 88 88 88 '8bd8' 88 88 88 88 88.
|| |______ ''''\____/ \ 'Y88P' YP YP YP YP YP YP YP YP YP Y88888P
|| | ,| _/_____/ \
|| ,' ,' | / | ___________________________________________
||,' ,' | | \ | / \ \
_________|/ ,' | / | | | | |
_____________,' ,',_____| | | | \ | chavatte@duck.com |
| ,',' | | | | | chavatte.vercel.app |
| ,',' ____|_____/ / | | ________________________________________|___
| ,',' __/ | / | | / /
_____________|',' ///_/-------------/ | \_/____________________________________________/
|===========,'
Backend Engineering · DevSecOps · SecOps · Cybersecurity · AI Automation
┌─────────────────────────────────────────────────────────────┐
│ GHOST_NODE STATUS │
├─────────────────────────────────────────────────────────────┤
│ operator : João Carlos Chavatte │
│ node : GHOST_NODE │
│ visibility : PARTIAL │
│ status : ACTIVELY_BUILDING │
│ primary_focus : BACKEND / SECURITY / AUTOMATION │
└─────────────────────────────────────────────────────────────┘
📂 mount /surface_layer
user@ghost-node:~$ whoami
João Carlos Chavatte
user@ghost-node:~$ cat /etc/mission
Build backend systems.
Engineer resilient software.
Automate security operations.
Study offensive and defensive security.
Integrate AI into practical workflows.
user@ghost-node:~$ cat /etc/focus
Backend Engineering
DevSecOps & SecOps
Application & Supply Chain Security
Linux / Self-Hosted Infrastructure
Detection Engineering & Threat Intelligence
AI Workflow Automation🧬 inspect /core_capabilities
backend_engineering:
- Node.js
- Express
- TypeScript
- Python (FastAPI)
- Java
- REST APIs
- authentication & Zero Trust
- database integration
- resilient services
databases:
- PostgreSQL
- SQL
- MongoDB
- NoSQL
- SQLite
security:
- DevSecOps
- SecOps
- Application Security (SAST / SCA / SBOM)
- Red Team
- Network Defense
- Linux Security
- Infrastructure Hardening
- Cyber Deception & Honeypots
- Supply Chain Security
- Security Automation
- Detection Engineering
- Threat Intelligence
infrastructure:
- Linux
- Docker & Portainer
- CasaOS & HomeLab Architecture
- WSL2
- AWS & Azure
- Bash & PowerShell
- Git & Git-OPS
ai_and_automation:
- Generative AI
- Prompt Engineering
- AI Automation
- Gemini & Claude
- Agent-Based Modeling (NetLogo)
- Workflow Automationobserve ──► analyze ──► build ──► test ──► harden ──► automate ──► monitor
Software is not finished when it works.
It is finished when its behavior, failure modes, and attack surface have been considered.
- buzzwords & theoretical claims
+ working systems, experiments, and measurable implementation
- "trust me"
+ inspect the repository🛰️ monitor /ghost_node_activity
📊 stream /top_security_intel
> connecting to intelligence feed...
> channel established.
> retrieving latest signals & active firewall blocklists...
📡 list /active_assets
> indexing highlighted nodes...
> 08 primary assets discovered
> classification: SECURITY / DEVSECOPS / BACKEND / INFRA
DevSecOps Control Plane & Threat Radar
node:
name: Chavatte_NET
role: control_plane + zero_trust + cyber_deception
capabilities:
- Zero Trust authentication architecture
- real-time Threat Radar telemetry
- active honeypot threat detection
- automated firewall blocklist generation
- centralized SecOps orchestration
stack:
- Python
- FastAPI
- Docker
status: ACTIVEDevSecOps control plane combining Zero Trust access, honeypot deception, and real-time threat intelligence feeds.
🔗 Telemetry: 🔥 Active Blocklist · 🌐 Portfolio
Tactical EDR & Supply Chain Defense Toolkit
node:
name: Sentinel Forge
role: endpoint_security + supply_chain_defense
capabilities:
- local attack-surface analysis
- JavaScript / Node.js ecosystem auditing
- SAST-based secret detection
- real-time endpoint monitoring
- CycloneDX SBOM generation
- automated remediation
- Git-OPS integration
stack:
- Electron
- React
- TypeScript
- Vite
- Node.js
status: ACTIVEDesktop security tooling focused on local attack surface, JavaScript / Node.js dependency security, endpoint visibility, and automated remediation.
🔗 Links: 💻 Repository · 🌐 Case Study
Executive SecOps & Threat Intelligence Dashboard
node:
name: Sentinel Ops
role: secops + threat_intelligence + supply_chain
capabilities:
- MTTR tracking
- hybrid auditing (native + OSV security analysis)
- Threat Analytics
- Auto-Governance
- Docker-native deployment
- SQLite operational tracking
status: ACTIVESecurity operations platform focused on Node.js supply-chain protection, operational metrics, threat analytics, and security governance.
🔗 Links: 💻 Repository · 🌐 Case Study
Tactical DevSecOps CLI
node:
name: Sentinel Git-OPS
role: git_operations + devsecops
capabilities:
- Git workflow standardization & multi-repo push
- pre-commit secret & security auditing
- branch management
- operational visibility & panic button
- cross-platform (PowerShell & Bash)
status: ACTIVETerminal-oriented DevSecOps tooling for standardized Git workflows and automated pre-commit security auditing.
🔗 Links: 💻 Repository · 🌐 Case Study
Enterprise-Oriented Node.js Backend Architecture
node:
name: Enoch Engine API
role: backend_architecture + resilience
capabilities:
- hardened authentication & prototype pollution defense
- multi-schema database architecture
- stream-based uploads
- graceful shutdown & rate limiting
- DevOps pipeline integration
status: ACTIVEProduction-grade Node.js and Express boilerplate focused on backend security, resilience, authentication, and multi-schema data architecture.
🔗 Links: 💻 Repository · 🌐 Case Study
Phishing Detection & Threat Intelligence Pipeline
node:
name: Enoch Engine SOC
role: soc + detection_engineering
capabilities:
- inbound parse pipeline
- phishing detection
- Regex-based heuristic analysis
- Threat Intelligence enrichment
- Google Safe Browsing integration
status: ACTIVESOC-oriented pipeline designed around automated phishing detection and external threat intelligence enrichment.
🔗 Links: 🌐 Case Study
Automated Security Environment
node:
name: ParrotOS Security WSL2
role: linux_security + environment_automation
capabilities:
- Parrot OS Security Edition deployment
- WSL2 integration
- graphical environment via XRDP
- automated connection workflow
status: ACTIVEPowerShell toolkit integrating Parrot OS Security Edition with WSL2, XRDP desktop access, and environment automation.
🔗 Links: 💻 Repository
Tactical App Store for CasaOS HomeLabs
node:
name: Chavatte Security Store
role: infrastructure + security_automation
capabilities:
- decentralized application repository
- one-click container deployment
- DevSecOps & Threat Intelligence tooling
- hardened self-hosted infrastructure
- CasaOS integration
status: ACTIVESecurity-oriented container repository for CasaOS environments and self-hosted HomeLab infrastructure.
🔗 Links: 🌐 Case Study
┌──────────────────────┐
│ GHOST_NODE │
│ Engineering Core │
└──────────┬───────────┘
│
▼
┌──────────────────────┐
│ Chavatte_NET │
│ Control Plane / Zero │
│ Trust / Threat Radar │
└──────────┬───────────┘
│
┌──────────────────────┼──────────────────────┐
│ │ │
▼ ▼ ▼
┌─────────────┐ ┌─────────────┐ ┌──────────────┐
│ Enoch │ │ Sentinel │ │ ParrotOS WSL │
│ Engine API │ │ Git-OPS │ │ & CasaOS │
└──────┬──────┘ └──────┬──────┘ └──────────────┘
│ │
▼ ▼
┌─────────────┐ ┌─────────────┐
│ Enoch SOC │ │ Sentinel │
│ Detection │ │ Ops │
└──────┬──────┘ └──────┬──────┘
│ │
└──────────┬──────────┘
▼
┌───────────────┐
│ Sentinel Forge│
│ EDR / SAST / │
│ SBOM / Supply │
│ Chain Defense │
└───────────────┘
Backend ──► Detection ──► DevSecOps ──► SecOps ──► Supply Chain ──► Endpoint Defense ──► Infrastructure
🧪 open /security_lab
RESEARCH AREAS
──────────────
[01] Application Security [07] Threat Intelligence
[02] DevSecOps [08] Cyber Deception
[03] SecOps [09] Infrastructure Hardening
[04] Red Team [10] Security Automation
[05] Network Defense [11] Linux Security
[06] Supply Chain Security [12] Detection Engineering
+ authorized environments only
+ controlled research & PoC validation (DNS Open Resolvers, Race Conditions, Web Beacons)
+ defensive improvement & engineering-oriented experimentation
+ security automation
- unauthorized intrusion
- uncontrolled exploitation📚 inspect /training_log
┌──────────────────────────────────────────────────────────────┐
│ TRAINING LOG // VERIFIED LEARNING PATH │
└──────────────────────────────────────────────────────────────┘
| Training | Hours | Verification |
|---|---|---|
| Hackers do Bem — Nivelamento | 80h | 📜 Certificate |
| Hackers do Bem — Básico | 64h | 📜 Certificate |
| Hackers do Bem — Fundamental | 96h | 📜 Certificate |
| Hackers do Bem — Especialização: Red Team | 80h | 📜 Certificate |
| Hackers do Bem — Residência: Avaliação de Ferramentas | 480h | 📜 Certificate |
| CyberOps Associate | 70h | 🏅 Credly · 📜 Certificate |
| Cybersecurity Analyst Career | — | 🏅 Credly · 📜 Certificate |
| Cybersecurity Essentials | — | 🏅 Credly |
| Endpoint Security | — | 🏅 Credly |
| Network Defense | — | 🏅 Credly |
| Introduction to Cybersecurity | — | 🏅 Credly |
| Training | Verification |
|---|---|
| CCNA1 — Introduction to Networks | 🏅 Credly · 📜 Certificate · 🏆 Letter of Merit |
| Networking Basics | 🏅 Credly |
| Introduction to Packet Tracer | 🏅 Credly |
| Training | Hours | Verification |
|---|---|---|
| Web Full Stack Degree | 1,160h | 📜 Certificate |
| Back End Development and APIs | 300h | 🎓 freeCodeCamp · 💻 GitHub · 📜 Certificate |
| JavaScript Algorithms & Data Structures | 300h | 🎓 freeCodeCamp · 📜 Certificate |
| Responsive Web Design | 300h | 🎓 freeCodeCamp · 📜 Certificate |
| Programador de Sistemas — SENAC | — | 📜 Certificate |
| Training | Hours | Verification |
|---|---|---|
| Bootcamp — Java Cloud Native | — | 🎓 DIO · 💻 GitHub |
| Bootcamp — Backend com Java | — | 🎓 DIO · 💻 GitHub |
| Bootcamp — Java + IA | — | 🎓 DIO |
| Bootcamp — Python Developer | — | 🎓 DIO · 💻 GitHub |
| Bootcamp — Python AI Backend Developer | — | 🎓 DIO · 💻 GitHub |
| Santander — Back-End com Python | — | 🎓 DIO |
| Cloud Experience | 15h | 📜 Certificate |
| Training | Verification |
|---|---|
| Azure AI Fundamentals | 🎓 DIO · 💻 GitHub |
| Generative AI & Claude 3 — AWS | 🎓 DIO |
| AI for Tech — GitHub Copilot | 🎓 DIO · 💻 GitHub |
| AI Agents | 🎓 DIO |
| TONNIE — Java and AI in Europe | 🎓 DIO · 💻 GitHub |
| Training | Hours | Verification |
|---|---|---|
| Sistemas Complexos e Inteligência Coletiva — UFSCar | — | 📜 Certificate · 🔬 Project |
| Computação I — USP | — | 📜 Certificate |
| Desvendando a Blockchain — SENAI | — | 📜 Certificate |
| Cyber Academy 2024 — FEBRABAN | 40h | 📜 Certificate |
────────────────────────────────────────────────────────────────
SECURITY TRACK
Hackers do Bem → Networking → CyberOps → Red Team
→ Tool Evaluation Residency
ENGINEERING TRACK
Full Stack → Backend/API → Java → Python → Cloud
→ AI Integration
VERIFICATION SOURCES
Credly • DIO • freeCodeCamp • GitHub • Official Certificates
OPERATING PRINCIPLE
Learn → Build → Test → Break → Harden → Automate
────────────────────────────────────────────────────────────────
📂 open /legacy_nodes
ai_and_research:
- Climate Stress Test (Brasil 2026-2030 // NetLogo ABM)
- Market Share UFSCar (Complex Systems)
- GemDigest
- Book Generator AI
backend_and_web:
- Virtus Bank
- MyTeacher
- AcessaBR
- e SHIRT C@SUAL CLOT#ES
- ChavattePay
frontend:
- FitClub
- MoviesLib
- Family Guy Wiki & Quiz
- Reino dos Pokemons
- Solar System
- Scroll Parallax
mobile:
- ChavatteLife
- PokéVicente
java:
- Sudoku
networking:
- IpCalculator
web3:
- CrypTwitter
simulation:
- Orbit SimulatorLegacy does not mean irrelevant.
Every previous node is part of the system's evolution.
🕷️ inspect /anomaly
> [0x45 0x52 0x52 0x4F 0x52]
> PROTOCOL.MEFYSTO.INIT
> STATUS = LOCKED
> external reference detected...
[ ACCESS_MEFYSTO_CORE ]
user@ghost-node:~$ ./connect.sh chavatte
> node discovered
> repositories indexed
> telemetry available
> security surface mapped
> deeper layers require exploration
GHOST_NODE remains partially visible.
the source is the evidence.
GHOST_NODE // DEVCHAVATTE // SECURITY THROUGH ENGINEERING