OTP is an abbreviation for One-Time Password or One-Time PIN. It is a password or PIN that is auto-generated and valid for only one login session or transaction.
Also called a one-time authorization code (OTAC), it is usually sent from a remote server via SMS or email, but can also be generated on a hardware device called a token.
What does OTP mean?
It means one-time password or ene-time PIN, and is used for authorising transactions or logging into a service.
How is OTP used?
OTP allows you to login to a service or authorised a transaction without the use of a regular password that you have to memorise. It is usually sent to you by SMS or email by a service. Once you receive it, you enter the PIN or password in the specified field.
- Don’t miss our reviews.
- Join our WhatsApp Group, to be notified of the most important articles and deals,
- Follow us on Instagram, Facebook, Twitter, and YouTube.
Founder of MobilityArena. Yomi’s journey in mobile started in 2001. Besides obsessing over mobile phones, he also started creating WAP sites (early mobile-friendly websites created with WML). He began writing about phones in 2004 and has been at it since then. He has owned over 200 devices, from Symbian, Palm, PocketPC/Windows Mobile, BlackBerry/BB10, webOS, Windows Phone, Firefox, Ubuntu Touch, to Android, iOS, and KaiOS operating systems.