The service allows you to validate and control the telephone numbers of the client base in order to eliminate the risk of fraud associated with the substitution of SIM-cards

IMSI Service Tasks

A technology for authenticating the SIM cards of each subscriber by verifying the unique IMSI code.

Using IMSI allows you to make it safe to make payment transactions: transfer passwords, authorization codes, data on the receipt/debiting of funds and other similar data via SMS. leave an application

Minimizes the possibility of third-party interception and receipt of PIN codes when sending them via SMS


IMSI-unique identifier of the SIM card, which is stored by the mobile operator.

Checking IMSI allows you to identify:

Single solution

Implementation Options

The transfer of a unique identifier (IMSI) of customer SIM cards is available online via the API. leave an application

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