I’ve been in crypto for years and I’ve seen it all. But there’s one scam that’s still among the most effective: a rug pull. If you don’t know what it is, here it is.

Basically, some developers launch a token, you see it go up, you enter with money, and then they suddenly disappear with everything. The website gets deleted, Discord dies, and you’re left with tokens that are worth nothing. It’s like inviting people over for dinner—everyone pays upfront—and then vanishing before the food even arrives.

These rug pulls multiplied in 2020 when DeFi exploded. Launching a token on a DEX was so easy that anyone could do it without any regulation. Perfect for scammers.

There are several types. The most common is liquidity withdrawal. Imagine that a project adds ETH or USDT to a pool on Uniswap. The first buyers make the price rise. More investors come in. The pool grows with a lot of value. And then, without warning, the devs withdraw all the liquidity. The pool collapses. The price drops to zero within hours. The end.

But there are more sophisticated rug pulls. Some are programmed into the code from the start. The smart contract allows the devs to mint infinite tokens, flooding the supply. Or worse: it’s a honeypot. You can buy but you can’t sell. Your tokens get trapped. Some honeypots even appear as “verified” to look safe.

Then there are social rug pulls. They don’t require complex code. It’s just trust. A project generates hype on social media, influencers mention it, everything looks legitimate, and when enough people invest, the team disappears. That simple.

So how do you avoid falling for a rug pull? First, watch for warning signs. If the team is completely anonymous, with no transparency about who they are, that’s a risk. If there’s no security audit, that’s an even bigger risk. Some projects use unknown or fake security firms.

Check whether liquidity is locked. Serious projects lock their liquidity and have vesting periods for the team of 1 to 4 years. That shows real commitment.

Be careful with unrealistic promises. If they say “guaranteed profits” or absurd returns, that’s a red flag. If they claim to have investors or famous influencers, look for public proof.

My advice: do your own research. Read the whitepaper. Use block explorers like Etherscan to see token distribution and transaction history. Look for public and verifiable audits. And here’s the important part: stick to trustworthy platforms with rigorous evaluation processes.

The reality is that rug pulls will continue to exist as long as there are people desperate to make money fast. The lack of regulation in DeFi makes it possible. But with tools and education, it’s becoming easier and easier to identify fraudulent projects. What you can’t do is ignore the warning signs. A well-executed rug pull can wipe out your savings in minutes. So before you put money into any new token, take the time to truly research it.