What is a sandwich attack in crypto?

Bots front-run your swap to pump price, back-run to dump — you pay the spread.

How do I add MEV protection to my wallet?

Integrate swapapi.dev quotes, validate impact/slippage, submit via Flashbots Protect RPC.

Yes, with viem/ethers — but layer validations and monitor privates.

Ethereum's MEV vampires sucked $289 million from swaps last year. Here's how TypeScript devs can fight back with airtight protection.

theAIcatchup Apr 10, 2026 4 min read

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Community-driven. Code-first.

#DeFi security #Ethereum DeFi #Ethereum bots #Ethereum swaps #MEV protection #TypeScript swaps #TypeScript tutorial #sandwich attacks

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Originally reported by Dev.to