Cyber Unit 3 Part 3 Exam

First Name

Last Name

Period

• 1
• 2
• 3
• 4
• 5

Date

1. What is the primary purpose of DNS filtering in cybersecurity?

• Blocking access to legitimate websites
• Monitoring and controlling access to websites by filtering DNS queries
• Enhancing network speed and performance
• Providing encryption for email communication

2. Which of the following protocols should be used for secure web communications?

• HTTP
• FTP
• SSH
• HTTPS

3. What role do gateways play in email security?

• Filtering incoming emails for threats
• Authenticating email senders
• Blocking access to malicious websites
• Encrypting email attachments

4. Which email authentication method allows the sending organization to digitally sign emails?

• SPF
• DKIM
• DMARC
• TLS

5. What is the purpose of Domain-based Message Authentication Reporting and Conformance (DMARC)?

• Preventing email spoofing and phishing attacks
• Filtering DNS queries
• Encrypting email communication
• Authenticating email senders

6. Which transport method is recommended for securing wireless communications?

• VPN
• SSH
• Telnet
• WPA3