What is the minimum credit score required for a bitcoin-backed loan? Aven requires a credit score of 620 or higher for the Aven Bitcoin Visa Card. Related articles Why can’t I use a VPN when I’m applying for the Aven Bitcoin Visa Card? How do I activate my card? Can I lose my bitcoin with the Aven Bitcoin Visa Card? What are the requirements to get an Aven Bitcoin Visa Card? Is Aven a credit card or a home equity line of credit?