[Home](./index.md) > [@digitalpersona/enrollment](./enrollment.md) > [TimeOtpEnroll](./enrollment.timeotpenroll.md) ## TimeOtpEnroll class One-time password enrollment API. Signature: ```typescript export declare class TimeOtpEnroll extends Enroller ``` ## Constructors | Constructor | Modifiers | Description | | --- | --- | --- | | [(constructor)(context)](./enrollment.timeotpenroll.(constructor).md) | | Constructs a new One-Time Password enrollment API object. | ## Methods | Method | Modifiers | Description | | --- | --- | --- | | [createKeyUri(key)](./enrollment.timeotpenroll.createkeyuri.md) | | Converts a secret key to a Key URI, which will be encode as a QR Code image to scan. | | [enrollHardwareOtp(code, serialNumber, counter, timer)](./enrollment.timeotpenroll.enrollhardwareotp.md) | | Enrolls a hardware TOTP token. | | [enrollSoftwareOtp(code, key, phoneNumber)](./enrollment.timeotpenroll.enrollsoftwareotp.md) | | Enrolls One-Time Password using a software TOTP (e.g. DigitalPersona app, Google Authenticator etc.) | | [sendVerificationCode(key, phoneNumber)](./enrollment.timeotpenroll.sendverificationcode.md) | | Sends an verification code using SMS to the user's device. | | [unenroll()](./enrollment.timeotpenroll.unenroll.md) | | Deletes the OTP enrollment. |