Nash Support Nash Link Frequently asked questions How does Nash Link combat chargeback fraud? Nash October 07, 2020 15:11 Updated There is no chargeback on blockchain transactions – every transaction is irreversible. Related articles If Nash Link charges no transaction fees, how does it make money? What do I do if I have underpaid/overpaid? I’ve lost my phone and no longer have access to my two-factor authentication (2FA) code. What can I do? How much does it cost to accept and process a transaction with Nash Link? How do I sync my internet time?