What is another word for personal identification number?
Pronunciation: [pˈɜːsənə͡l a͡ɪdˈɛntɪfɪkˈe͡ɪʃən nˈʌmbə] (IPA) 
A personal identification number (PIN) is a confidential number used to authenticate an individual's identity. There are several synonyms for the term "personal identification number," including access code, secret code, and security code. Some people also refer to a PIN as a passcode, passphrase, or combination. Additionally, a PIN may be called a personal security code or verification code. While these terms are interchangeable, they all refer to the same thing: a sequence of numbers or letters used to verify the identity of an individual accessing a secure system or account. Whether you're using a bank card, unlocking your phone, or logging into an online account, your personal identification number plays a crucial role in keeping your information safe and secure.
