A comprehensive glossary of terminology, acronyms, and definitions for merchants.
Every terminal has a Hardware ID which helps in identifying the terminal. You can identify it through the user menu on your device. You can also view the hardware ID printed on the sticker pasted on the back of the terminal.
The acquirer bank issues a MID to all merchants. All TIDs and payment accounts are linked with the MID.
The acquirer bank issues a terminal with a unique ID called TID. This TID helps in identifying the merchant transactions for payment settlement.