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Safety Guide10 min read

How to Avoid Crypto Scams

A practical guide to the six most dangerous crypto scams in 2025; and exactly how to spot and avoid each one before losing your money.

The Scale of the Problem

The crypto industry lost over $2 billion to scams in 2023, and the number grows every year. Unlike traditional finance, blockchain transactions are irreversible; once your funds are stolen, there is no bank to call and no chargeback process.

The good news: the overwhelming majority of crypto scams rely on the victim not doing basic due diligence. A five-second token check or a quick URL verification prevents most losses.

$2B+

Lost to scams (2023)

67%

New tokens have red flags

300K+

Honeypot tokens flagged

The 6 Most Common Crypto Scams

Honeypot Tokens

Critical Risk

A smart contract that lets you buy but prevents selling. Your funds are permanently trapped. Run every new token through a free honeypot checker before purchasing.

Check a Token →

Rug Pulls

Critical Risk

Developers create a token, build artificial hype, then drain the liquidity pool and disappear. Signs: unlocked liquidity, anonymous team, no audit, sudden massive marketing spend.

Phishing Websites

High Risk

Fake copies of Uniswap, MetaMask, or other DeFi platforms. They steal your seed phrase or get you to sign malicious transactions. Always verify the URL character by character.

Fake Token Airdrops

High Risk

Unknown tokens appear in your wallet. Attempting to swap them calls a malicious contract that requests unlimited approval to drain your real assets. Never interact with unsolicited tokens.

Pig Butchering

High Risk

A scammer builds a fake friendship or romance over weeks or months, then gradually convinces you to invest on a fake trading platform they control. Losses often exceed $50,000.

Fake Support & Impersonation

Medium Risk

Fake MetaMask, Coinbase, or exchange support agents in Telegram/Discord DMs. They ask for your seed phrase to 'fix' a problem. Legitimate support never asks for your seed phrase.

Your Anti-Scam Checklist

Run through this checklist before every new investment or interaction:

Did I verify the contract address from the official website (not a DM)?
Did I run the token through a free honeypot checker?
Is the liquidity locked for at least 6 months?
Is the contract ownership renounced?
Is the sell tax below 5%?
Did I check the URL character by character before connecting my wallet?
Is the team verifiable; not just anonymous social media accounts?
Did someone pressure me to act fast or send me a link in a DM?

Tools to Protect Yourself

Free Honeypot Detector

Check any ERC-20, BEP-20, or Solana token for scam patterns in under 2 seconds.

Check a Token →

Wallet Risk Checker

Analyse any wallet for suspicious behaviour, mixer interactions, and risk flags.

Check a Wallet →

Token Approval Revocation

Regularly revoke unused token approvals at Revoke.cash to prevent approval-drain attacks.

Visit Revoke.cash →

GWI Academy

Take the full Wallet Safety 101 course with real-world case studies and a certificate.

Start Course →

What to Do If You've Been Scammed

Unfortunately, most crypto scam losses are unrecoverable. But you can minimise further damage and help protect others:

Immediately revoke all token approvals from your wallet using Revoke.cash.
Move remaining funds to a new, uncompromised wallet address.
Report the scam contract on GoPlus, RugCheck, and the relevant block explorer.
File a report with your local financial authority and the FBI's IC3 (US) or Action Fraud (UK).
Warn the community ; share the scam details on social media to protect others.

Stay Protected with Guava

Free honeypot detection, wallet risk scores, and security education; everything you need to trade safely.