Crypto scams are widespread because the technology is unfamiliar, transactions are usually irreversible and the promise of quick gains is powerful. This guide describes common scam patterns and the warning signs that tend to appear again and again. It cannot cover every trick, since scammers constantly adapt, but recognising the patterns is your best defence.
Good foundations help too. If you have not yet read them, our crypto basics and wallet security guides cover the ground this article builds on.
Why crypto is attractive to scammers
Payments are fast, often cross-border and typically cannot be reversed. There may be no bank or card provider to dispute a payment. Many people are new to the technology and afraid of missing out. Scammers exploit all three points.
The most common patterns
Guaranteed returns and “risk-free” profits
No legitimate investment can guarantee profits, and crypto is especially volatile. Anyone promising fixed daily returns, doubled deposits or “no risk” is either mistaken or lying. Treat guarantees as the strongest warning sign there is.
Fake giveaways and impersonation
Posts claiming that a well-known person or company will double any crypto you send are fraud. Genuine givers do not ask you to send funds first. Scammers also copy official accounts, change one letter in a name and reply to real posts with fake “support” links.
Phishing and fake websites
Fraudulent sites imitate exchanges and wallets, often reached through search adverts, emails or messages. They capture your login or seed phrase. Bookmark the real sites you use, check the address carefully and never type your seed phrase into any website.
Fake “support” staff
If you ask for help publicly, private messages offering assistance are almost always scams. Real support will not ask for your seed phrase, password or a remote-access connection to your computer.
Romance and “pig-butchering” scams
A friendly stranger builds trust over weeks, then introduces an “opportunity” on a slick trading platform, often showing fake profits to encourage larger deposits. Withdrawals then fail, or “taxes” and “fees” are demanded. Be sceptical of anyone you have never met who steers a conversation towards investing.
Rug pulls and pump-and-dump schemes
In a rug pull, developers promote a token, attract buyers, then withdraw the money and disappear. In pump-and-dump schemes, organisers hype a low-volume asset to drive up the price, then sell to latecomers. Anonymous teams, unrealistic promises, heavy social-media promotion and no independent scrutiny are all warning signs.
Malicious approvals and airdrops
Unexpected tokens can appear in your wallet with a link inviting you to “claim” something. Connecting your wallet and approving a request can hand the scammer permission to move your assets. If you did not expect it, do not interact with it.
Fake investment apps and “recovery” services
Beware of apps not available from official stores, or that require sideloading. After a loss, “recovery experts” who charge upfront fees are frequently a second scam.
Red flags checklist
- Pressure to act immediately, or a countdown timer
- Promises of guaranteed or unusually high returns
- Requests for your seed phrase, password or remote access
- Payment requests in crypto to unfamiliar addresses
- Unsolicited contact from strangers or “advisers”
- Anonymous teams and vague explanations of how profit is generated
- Difficulty withdrawing, or new fees appearing at withdrawal
How to check a project before you trust it
Legitimate projects usually leave a trail you can examine. Look for a named team with a verifiable history, documentation that explains what the product does in plain terms, and independent coverage that is not paid promotion. Check whether the code has been reviewed by independent auditors and read what the audit actually covered, since an audit is not a guarantee of safety. Ask a simple question: where does the money come from? If the only answer is that new deposits pay earlier ones, you are looking at a structure that depends on constant recruitment.
Also examine how easy it is to leave. If withdrawing is slow, conditional or costly while depositing is effortless, treat that as a serious warning.
Talking to family and friends
Scams often target relatives who are less familiar with the technology. If someone close to you is considering an offer, encourage them to pause and explain it aloud to someone else. Scams tend to fall apart when they are described plainly. Approach the conversation with respect rather than blame, because people who have been defrauded are often embarrassed and slow to seek help.
Simple habits that protect you
Slow down. Scams rely on urgency, so give yourself time to think and to discuss with someone you trust. Verify independently: find official contact details yourself, and do not use links sent to you. Check whether a firm is registered with the relevant regulator in your country, using the regulator’s own website. Start small when trying something new, and never invest money you cannot afford to lose.
If you think you have been scammed
Act promptly, but stay calm. Stop sending money. Secure your accounts and change passwords, and if a seed phrase was exposed, move remaining assets to a new wallet created on a clean device. Keep records such as addresses, transaction IDs, messages and screenshots. Report the incident to your local police or fraud reporting service and to the platform involved. Recovery is not guaranteed, and be wary of anyone who promises it for a fee.
To reduce the risk in the first place, review our wallet security guide, and remember that our tax overview also matters if you have suffered a loss, since rules on losses vary by country.
This article is general information and not financial, legal or investment advice. Crypto assets are high-risk and you can lose some or all of your money.