XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Banking
Personal identification number
A personal identification number (PIN; sometimes redundantly a PIN code or PIN number) is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system.
Fiat currenciesWall Street Journal Dollar Index
The Wall Street Journal Dollar Index (WSJ Dollar Index) is an index (or measure) of the value of the U.S. dollar relative to 16 foreign currencies.