Brian's Club operates as an online marketplace where individuals can buy and sell stolen credit card information. The platform functions similarly to other illicit marketplaces on the dark web, providing a forum for cybercriminals to conduct their illegal activities discreetly. Users can purchase stolen credit card data, including card numbers, expiration dates, and CVV codes, often at discounted rates based on factors such as card type, issuing bank, and available credit limit. briansclub cc