What is KYC?
What crypto exchanges actually ask for and why, which services skip it, and how KYC affects sign-up bonuses and withdrawals.
Updated June 2026 ยท Reviewed by the PipeFlare team
KYC stands for Know Your Customer โ the ID check a regulated exchange runs before letting you trade
It is required by law on most exchanges, and most sign-up bonuses will not pay out without it
Read the official source โCategory
Compliance process
Difficulty
Beginner
Where you'll see it
Signing up for any regulated exchange (Coinbase, Kraken, Binance, Gemini) or EU CASP under MiCA
First introduced
1970 (US Bank Secrecy Act) ยท 2001 (USA PATRIOT Act ยง326) ยท 2024 (EU MiCA for crypto)
About what is kyc
KYC stands for Know Your Customer. It is the identity check a regulated business runs before letting you use it. In crypto, most exchanges will ask for a government ID, a selfie, and sometimes a recent utility bill. The rules come from anti-money-laundering law, not the exchange's preference. The same framework that covers banks now covers crypto firms in the US, EU, UK, and most major markets.
How it actually works
KYC is older than crypto. The US Bank Secrecy Act of 1970 set up the AML framework, and Section 326 of the 2001 USA PATRIOT Act required every covered financial institution to run a Customer Identification Program (CIP). Under FinCEN's CIP rule, a firm must collect your name, date of birth, address, and an identification number at account opening. The global version is FATF Recommendation 10, which sets the customer due diligence standard most countries follow. In the EU, the Markets in Crypto-Assets (MiCA) regulation became fully applicable to crypto firms on December 30, 2024, bringing them under the same KYC and AML duties as banks. Most exchanges run tiered KYC: a light tier with small limits, then ID, selfie, and proof of address to unlock higher limits.
Start here
- 1Use a real, government-issued ID โ most exchanges reject expired or low-quality scans.
- 2Take the selfie in good lighting and match the pose the exchange asks for.
- 3If asked for proof of address, use a utility bill or bank statement from the last 3 months.
- 4Expect verification to take anywhere from a few minutes to a few days depending on backlog.
Strengths
- Required for every fiat on-ramp and off-ramp at regulated exchanges.
- Higher KYC tiers unlock larger deposit, trade, and withdrawal limits.
- Usually a one-time process per exchange, not per transaction.
Common misunderstandings
- Most sign-up bonuses will not pay out until KYC is complete.
- Your personal data sits with the exchange โ crypto-firm data breaches have happened and can expose names, addresses, and IDs.
- Some jurisdictions are blocked entirely, even after a clean KYC submission.
Common questions
Why do crypto exchanges require KYC?
Crypto exchanges require KYC because they are regulated as financial firms in the countries they serve. The US Bank Secrecy Act and Section 326 of the USA PATRIOT Act, the EU's MiCA regulation, and FATF Recommendation 10 all require covered firms to verify customers. The rules predate crypto by decades โ they are the same ones banks follow.
What information does KYC actually collect?
Under the US FinCEN CIP rule, a firm must collect at least your name, date of birth, address, and an ID number โ like a Social Security number or passport number. In crypto, exchanges usually go further and ask for a photo of the ID itself and a live selfie. Higher tiers may ask for a recent utility bill as proof of address.
Are there crypto services without KYC?
Pure DeFi protocols like Uniswap or Aave generally do not ask for ID today because there is no company to ask โ your wallet is your account. Anything that touches a regulated firm โ fiat on-ramps, off-ramps, or banking โ will trigger KYC at that step. Global rules like MiCA and the FATF travel rule are slowly narrowing the gap.
Is my KYC data safe at an exchange?
It is not bulletproof. Several crypto firms have suffered data breaches that exposed customer names, addresses, and contact info, and in some cases identity documents. Use a strong unique password and 2FA on every exchange account, and only submit KYC to platforms you actually plan to use.
What does tiered KYC mean?
Many exchanges offer multiple KYC levels. The lightest tier may only need an email and a name with small deposit and withdrawal limits. Higher tiers add an ID, then a selfie, then proof of address โ each one unlocking larger limits. You only need to complete the tier that matches how you plan to use the account.
Sources
Related guides
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