KSC Open API
Kaspersky Security Center API description
TotpUserSettings::AddUserToSetupAllowedList ( long  llTrusteeId,
boolean  bAdd 
)

Add/remove user to/from Allowed list of 2FA registration.

Parameters:
[in]llTrusteeIdTrustee id to change settings
[in]bAddTrue - add user to 2FA allowed list, false - exclude from 2FA allowed list