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Day: 31 July 2026

Why DTMF Masking Alone Is Not Enough: Adding SCA and EMV 3-D Secure to Telephone Payments

Diagram comparing protected card data with an authenticated payer in telephone payments: DTMF masking secures card data, while EMV 3DS issuer authentication confirms the cardholder and reduces fraud risk.

DTMF Masking protects card data from agents, recordings and contact centre systems. But it does not authenticate the payer. Discover why secure Telephone Order payments increasingly require PCI DSS, SCA and EMV 3-D Secure within the voice journey.

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