What Is Rug Pull?
A rug pull is a scam where the developers of a cryptocurrency project drain the liquidity pool, abandon the project, or execute a backdoor function that steals user funds. The term comes from the image of pulling a rug out from under someone. Rug pulls are the most common type of crypto fraud, particularly prevalent in newly launched tokens on DEXs.
How Rug Pull Works
Common rug pull mechanisms include: removing all liquidity from the DEX pool (hard rug), slowly selling tokens while maintaining the appearance of development (soft rug), deploying contracts with hidden mint functions or transfer restrictions, and creating a honeypot (a token that can be bought but not sold by anyone except the deployer).
Why It Matters for Traders
Protecting yourself from rug pulls requires due diligence: check if the liquidity is locked (and for how long), verify the smart contract is audited and doesn't have suspicious functions, examine the team's identity and track record, check token holder concentration (if one wallet holds 50%+ of supply, it's a red flag), and be skeptical of anonymous teams promising extraordinary returns.