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Explain in detail cryptographic functions

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Reference no: EM133294969

Design a user authentication methodology for ATM systems. What cryptographic functions would your system require and how would it address the two principle vulnerabilities: confidentiality and integrity. Be sure to include how the cardholder, issuer, and processor interact with each other to secure transactions.

1. Provide a diagram of the system.

2. Explain in detail the cryptographic functions.

3. Explain how your methodology addresses confidentiality and integrity.

Reference no: EM133294969

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