Question: Multiple choice. Please give a brief explanation for your answer. Which of the following is the preferred system that provides both data security and non-repudiation?

Multiple choice. Please give a brief explanation for your answer.

Which of the following is the preferred system that provides both data security and non-repudiation? A) PPTP - Point-to-Point Tunneling Protocol B) 3DES - Triple Data Encryption Standard C) PKI - Public Key Infrastructure D) RSA - Data Security

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