Important Security Update for Unlocking VAG SFD security gateway of Launch X431 diagnostic scanners . The Volkswagen Group (VAG) has introduced updated security protocols for unlocking protected functions via SFD (Vehicle Diagnostic Protection). To comply with these standards and prevent any service interruptions on Volkswagen, Audi, Skoda, or Seat vehicles etc., Multifactor Authentication (2FA) via Google Authenticator is now MANDATORY. Start Date: May 25, 2026 Affected Systems and Software: Every diagnostic device used to activate or unlock VAG SFD gateway. The New Requirement Multifactor Authentication (2FA) is now MANDATORY as part of the unlocking process and has been added via Google Authenticator. Specifically, a temporary 6-digit verification code must be entered for each SFD unlocking. Access to the ECU is only granted after successful verification. Users who have not yet linked a device will be required to complete a one-time setup during ...
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