PIN code (Personal Identification Number) - definition
PIN is one type security code which helps to secure any electronic device with combinational numeric values. Using PIN we can lock lock SIM cards, mobile devices, accounts, applications and so on. Also, in banking such as for every sort of plastic card enabling PIN option is a must to create a security layer. A PIN is usually 4-digit combination of numbers but depending on the type of use, device and other factors it can be more and also have to option to customize depending on the needs.