Crucial Exams

ISC2 Governance, Risk and Compliance (CGRC) Practice Question

During the assessment of an electronic procurement system, you need to demonstrate that a senior executive cannot later deny approving a purchase order transmitted over the network. Which control provides the STRONGEST technical assurance of non-repudiation for these transactions?

  • Apply a digital signature to each purchase order using the executive's PKI private key.

  • Require the executive to authenticate with multi-factor credentials before accessing the approval portal.

  • Encrypt the purchase order with TLS while it is transmitted between client and server.

  • Record the source IP address of each submission in web-server access logs.

ISC2 Governance, Risk and Compliance (CGRC)
Security and Privacy Governance, Risk Management, and Compliance Program
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