Difference between Acquiring and Issuing Bank 

Acquiring Bank
An acquiring bank (sometimes referred to as “acquirer” or “credit card bank”) is an institution that has the Cards Schemes authorization to process a transaction so by signing a contract with the acquirer, a merchant can process credit and debit card transactions.
Acquirer’s Role
You can think of an Acquirer as a go-between for all debit and credit card transactions. Acquirers manage communication between credit associations and businesses.
As a key player in the payment process, an acquiring bank also ensures transaction security. On your behalf, it will handle the transaction process using the most up-to-date security systems and constantly evolving technology