quicknode-security-basics
QuickNode security basics — blockchain RPC and Web3 infrastructure integration. Use when working with QuickNode for blockchain development. Trigger with phrases like "quicknode security basics", "quicknode-security-basics", "blockchain RPC".
What this skill does
# QuickNode Security Basics
## Overview
Implementation patterns for QuickNode security basics using blockchain RPC endpoints and the QuickNode SDK.
## Prerequisites
- Completed `quicknode-install-auth` setup
## Instructions
### Step 1: Connect to QuickNode
```typescript
import { ethers } from 'ethers';
const provider = new ethers.JsonRpcProvider(process.env.QUICKNODE_ENDPOINT);
const block = await provider.getBlockNumber();
console.log(`Connected at block ${block}`);
```
## Output
- QuickNode integration for security basics
## Error Handling
| Error | Cause | Solution |
|-------|-------|----------|
| 401 Unauthorized | Invalid endpoint token | Verify URL from Dashboard |
| Rate limited | Too many requests | Implement backoff or upgrade plan |
| Method not found | Add-on required | Enable in QuickNode Dashboard |
## Resources
- [QuickNode Docs](https://www.quicknode.com/docs/welcome)
- [Ethereum API](https://www.quicknode.com/docs/ethereum)
## Next Steps
See related QuickNode skills for more workflows.
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