What is a numeric password commonly used for security verification, especially in banking or phone systems?

A numeric password commonly used for security verification, especially in banking or phone systems, is known as a PIN (Personal Identification Number). A PIN typically consists of a series of numbers that serves as a secure way to authenticate an individual’s identity. This type of verification is particularly prevalent in financial transactions and accessing mobile devices, where quick, secure access is crucial.

The use of a PIN helps ensure that even if someone else has access to a device or service, they cannot gain entry without the numeric code. This is especially important in environments where security is paramount, such as in banking transactions or personal phone security, where unauthorized access could lead to significant problems.

Other terms like username or password pertain to more general access credentials, whereas a token might refer to a physical device used to generate a one-time code or an authentication characteristic. While these options offer their own methods of securing accounts and systems, the specificity of a PIN as a numeric password places it distinctly in the context of secure verification in finance and telecommunications.