Authorise Card Use by Acquirer

sd Authorise Card Use by Acquirer :Session Dialogue Validate Terminal Validate Merchant Validate Request for Transaction :Card Terminal Operation Initiate POS Transaction Authorisation and Capture :Card Terminal Administration Retrieve Terminal Characteristics :Merchant Acquiring Facility Retrieve Merchant Characteristics :Fraud Evaluation Evaluate Merchant Fraud Risk Validate Response from Card Network Evaluate Standin Authorisation :Card Authorization Request Authorisation Request Authorisation from Card Network :Card Transaction Switch Request Authorisation Routing If Standin Authorisation Credit Card Transaction Create Transaction Pending for Authorisation Set Transaction Status to Authorised