Kuala Lumpur, 24 August 2026 – CelcomDigi has introduced a nationwide voice firewall that detects suspicious mobile calls in real time, adding a network-level layer of protection against scams for more than 20 million customers.
The system was rolled out nationwide in July. Incoming calls identified as potentially fraudulent can now be blocked before reaching a customer or marked with a “Suspected Scam” warning on the phone screen, allowing users to make a more informed decision before answering.
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