.Which of the following are effective controls for detecting duplicate transactions such as payments
made or received?

.Which of the following is a good control for protecting confidential data residing on a PC?

.Which of the following is a guiding best practice for implementing logical access controls?

.What does PKI use to provide some of the strongest overall control over data confidentiality,
reliability, and integrity for Internet transactions?

.Which of the following do digital signatures provide?

.Regarding digital signature implementation, which of the following answers is correct?

.Which of the following would provide the highest degree of server access control?

.What are often the primary safeguards for systems software and data?

.Which of the following is often used as a detection and deterrent control against Internet attacks?

.Which of the following BEST characterizes a mantrap or deadman door, which is used as a deterrent
control for the vulnerability of piggybacking?