Digital Securitybeginner1 min read

OTP (One-Time Password)

གཅིག་སྤྱོད་གསང་ཚིག

一次性密码

OTP (One-Time Password) · གཅིག་སྤྱོད་གསང་ཚིག · 一次性密码 · oh-tee-PEE · one-time password · verification code · SMS code · Digital Security · 2fa · security · everydayDigital Securityone-time password verification code SMS code

/oh-tee-PEE/

Also known as: one-time password, verification code, SMS code

Last updated August 9, 2026

Definition

An OTP is a short code that works only once (or for a few minutes), often sent by SMS or an authenticator app, to confirm it is really you logging in.

Real-World Example

After your password, a banking site may ask for the 6-digit OTP from your phone before opening your account.

References

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