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Sentinel Security

Building open-source security, monitoring, and developer infrastructure for Stellar and multi-chain ecosystems.

Sentinel

Detect threats before they become transactions.

Sentinel is an open-source blockchain security platform designed to provide real-time threat detection and monitoring across Stellar, Soroban, and EVM ecosystems.

We help developers, protocol teams, validators, DAOs, and security operators identify suspicious activity before incidents escalate into exploits, governance attacks, or treasury losses.


Mission

Build the security layer blockchain ecosystems deserve.

Our goal is to make proactive threat detection accessible to every protocol, startup, and community operating on-chain.


What Sentinel Does

🔍 Real-Time Transaction Monitoring

Monitor pending and confirmed blockchain activity as it happens.

🛡️ Threat Detection

Identify suspicious events including:

  • Unauthorized contract upgrades
  • Ownership transfers
  • Governance attacks
  • Large treasury withdrawals
  • Abnormal wallet behavior
  • High-value asset movements

🚨 Instant Alerts

Receive security notifications through:

  • Discord
  • Telegram

Planned integrations:

  • Slack
  • Email
  • Webhooks

🌐 Multi-Chain Visibility

Supported ecosystems:

  • Stellar
  • Soroban
  • Ethereum
  • Polygon
  • Base
  • Additional EVM-compatible networks

Use Cases

DeFi Protocols

Protect treasury wallets, liquidity pools, and governance contracts.

DAOs

Monitor administrative actions, voting activity, and treasury movements.

Security Teams

Gain early warning signals for suspicious transactions and protocol risks.

Infrastructure Providers

Track ecosystem activity and protocol operations in real time.


Technology Stack

Backend

  • TypeScript
  • Node.js
  • NestJS
  • BullMQ
  • Redis

Blockchain

  • Stellar SDK
  • Soroban RPC
  • ethers.js
  • viem

Database

  • PostgreSQL
  • Prisma ORM

Frontend

  • Next.js
  • React
  • Tailwind CSS
  • shadcn/ui

Infrastructure

  • Docker
  • GitHub Actions
  • Vercel
  • Railway

Open Source

We believe blockchain security should be transparent, collaborative, and community-driven.

Contributions, feedback, and security research are always welcome.


Repositories

Repository Description
Sentinel Core Threat detection and monitoring engine
Sentinel Dashboard Web dashboard and alert management
Sentinel Docs Documentation and guides

Join Us

We're building the next generation of blockchain security tooling.

Whether you're a developer, security researcher, protocol operator, or contributor, we'd love to collaborate.

Detect threats before they become transactions.

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