What does the Common Access Card (CAC) contain?
A. Certificates for identification, encryption, and digital signature
B. SIPRNet tokens
C. Data for two-factor authentication, including Personal Identification Number (PIN) and biometrics
D. Passwords
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Answer
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Step 1:I'll solve this problem by carefully analyzing the Common Access Card (CAC) and its contents.
Step 2:: Understanding the Common Access Card (CAC)
The Common Access Card is a smart card used by the United States Department of Defense (DoD) for identification of active duty military personnel, reserve personnel, civilian employees, and eligible contractors.
Step 3:: Examining the Card's Contents
The CAC contains multiple important security features and data elements: - Digital certificates for:
Step 4:
Personal identification
Step 5:
Encryption
Step 6:
Digital signature - Personal identification information - Biometric data - Access control mechanisms
Step 7:: Analyzing the Answer Choices
A. Certificates for identification, encryption, and digital signature ✓ B. SIPRNet tokens ✗ C. Two-factor authentication data ✓ (partially correct) D. Passwords ✗
Step 8:: Determining the Most Comprehensive Answer
The most accurate and complete answer is Option A: Certificates for identification, encryption, and digital signature.
Final Answer
Certificates for identification, encryption, and digital signature Explanation: The CAC primarily contains digital certificates that serve three key purposes: personal identification, encryption of sensitive communications, and digital signature authentication. These certificates are critical for secure access to DoD computer networks and facilities.
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