The short answer
There is no legitimate marketplace where you can sell CVV codes. Not one. The search phrase exists because carding forums and Telegram channels promote themselves with that language, and because people keep typing it into search engines looking for something that does not exist in any lawful form. I am not going to list those channels, and no honest security publication will either. What I can do is explain what is actually behind those listings and how CVV data gets protected in real commerce.
What "selling CVVs" really describes
A CVV is a three or four digit verification code tied to a payment card. It is not a standalone product. Selling one, or selling a full card number with its CVV, means selling someone else's payment credentials. In US law that is access device fraud under 18 U.S.C. § 1029, and it carries federal felony exposure. Buying them is also a crime. There is no consumer use case where a person needs to purchase another person's card verification value.
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Why the sites you find are a bad deal
Look at how these operations actually behave. The pattern repeats:
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- Escrow is fake. The "middleman" is the seller under a second username.
- Fresh" dumps are recycled data from breaches years old, often already blocked.
- Checkers and validators are bait to get you to upload your own data.
- Exit scams are the business model, not a risk. The shop closes in weeks and reopens under a new name.
- Some storefronts are law enforcement operations collecting buyer identities.
Even if a listing were real, you would be paying for stolen property from a counterparty with no recourse, no refund path, and every incentive to cheat you. The expected value is negative before legal risk enters the math.
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The legal and practical picture
Card fraud is prosecuted regularly at the federal level, and payment networks share fraud signals across issuers. A card that works once often triggers a velocity block on the next attempt. Banks also pursue chargebacks and civil recovery. The people who get caught are usually not the forum administrators. They are the buyers who left a trail through payment apps, shipping addresses, and login metadata.
If you want to protect your own card instead
That is the version of this topic worth your time. I look at CVV handling from the merchant side, and the gaps are usually simple:
- Never read your CVV aloud or type it into a chat, email, or DM. No real support agent needs it.
- Use virtual card numbers for unfamiliar merchants so the number and CVV can be rotated.
- Turn on transaction alerts for card-not-present purchases, which is where most fraud lands.
- Check your statement for small test charges, often under two dollars, before a larger one hits.
- Report a stolen card number to your issuer the same day. You are not liable for unauthorized charges, but speed limits the damage.
If someone offers to buy your card details
That offer is the fraud. Someone asking to buy your CVV, or offering a cut to let them "test" your card, is trying to turn you into a participant in a federal offense or into a victim of account takeover. Do not respond, do not send a screenshot of the card, and report it to your bank and to the FTC at IdentityTheft.gov.
CVV security is a real field with real practices: tokenization, PCI scope reduction, and fraud scoring at checkout. Selling codes is not part of it.