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Digital payment channels over the internet must use a secure:
APerimeter
BProtocol
CProcessor
DPeripheral
Answer & Solution
Correct answer: B. Protocol
1. The channel carries payment data across the open internet.
2. Encryption must be applied to it.
3. The communication protocol must meet a secure standard.
_Source: Reserve Bank of India (Commercial Banks - Digital Payment Security Controls) Directions, 2026_
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