Two-factor authentication is a system where two different methods are used to authenticate users. Using two-factors as opposed to one delivers a higher level of authentication assurance.

You can send One Time Password to users in order to authenticate to Checkpoint Firewalls via the TeleMessage HTTP API: 

Users who successfully complete the first-phase authentication can be challenged to provide an additional credential: a DynamicID One Time Password (OTP). The OTP is sent to their mobile communications device (such as a mobile phone) via SMS or directly to their email account.

In this instance, TeleMessage is the SMS Provider that sends the SMS with a Dynamic ID One Time Password (OTP): 

In order to connect DynamicID with TeleMessage, you would need: 

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