2-Factor Authentication

Two-factor authentication (2FA) is a security process in which the user provides two different authentication factors. A One Time Password (OTP) randomly generated and available upon request, sent to the user by SMS and used together with his identifier and password.

Benefits of 2FA

Two-factor authentication is a security measure that adds an extra layer of protection to the process of accessing online services.


The SMS containing the OTP is sent to the user and neither the sender of the SMS nor Lleida.net knows the OTP sent


Any mobile phone can receive SMS, there is no need to install any app or to sign up for any service.


All the functionality of the service is fully integrable through . API without any registration or license cost.

2FA SMS parameterisation

SMS 2- Factor Authentication allows you to set the following parameters:

Expiration time

Sender of the SMS

Maximum number of attempts

Sent by Registered SMS

OTP format

Company name and VAT number

Language of documentary evidence for Registered SMS