Providing secure access to applications and cloud-based software is a constant challenge for companies across all industries. Empowering users with simple but reliable security is critical to protecting user information and sensitive company data. One of the ways technology companies have counteracted password theft and other types of cyberattacks is through the use of one-time passwords (OTPs). OTP is a form of multi-factor authentication (MFA) designed to make it much harder for hackers to ... What is the Full Form of OTP? The meaning of OTP or One-Time Password is that it is a unique password that can only be used once. These passwords are generally used to log into a network or account, or to initiate or confirm a financial transaction. What is the full form of OTP ? - One Time Password - One Time Password ( OTP ) is a unique security code generated through a validation network, that offer OTP stands for One-Time Password, a temporary and unique code used for verification. Learn how OTPs work, their types, benefits, and how to use them safely.