Why Most Crypto Bots Get Sandwiched (And How to Prevent It) If you've ever tried running a crypto trading bot, you've likely encountered the dreaded "sandwich attack." You place a trade, but before it executes, someone else jumps ahead of you, buys the asset, and then sells it back to you at a higher price. Congratulations—you’ve been sandwiched. This isn’t just bad luck; it’s a sophisticated exploitation of blockchain mechanics known as Miner Extractable Value (MEV). Today, I’ll explain what MEV sandwich attacks are, why they happen, and how you can protect your bots using tools like Jito Bundles on Solana. What Are MEV Sandwich Attacks? MEV sandwich attacks occur when a malicious actor exploits the order of transactions in a block to profit at your expense. Here’s how it works: Front-Running : The attacker detects your pending transaction in the mempool (the pool of unconfirmed transactions). Insertion : They place their own transaction before yours, buying the asset at the current price.…