Cybersecurity Quiz

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

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

• HTTP

• FTP

• SSH

• HTTPS

What role do gateways play in email security?

• Filtering incoming emails for threats

• Authenticating email senders

• Blocking access to malicious websites

• Encrypting email attachments

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

• SPF

• DKIM

• DMARC

• TLS

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

Which transport method is recommended for securing wireless communications?

• VPN

• SSH

• Telnet

• WPA3

What is the primary function of an Intrusion Detection System (IDS)?

• Preventing unauthorized access to a network

• Detecting and alerting to potential security threats within a network

• Filtering incoming emails for threats

• Authenticating email senders

Which component of email security helps prevent email spoofing by specifying authorized IP addresses?

• SPF

• DKIM

• DMARC

• HTTPS

What are ACLs commonly used for in network security?

• Authenticating email senders

• Filtering DNS queries

• Controlling and filtering network traffic

• Providing encryption for email communication

Which component of operating system security involves enforcing policies that define interactions between subjects and objects?

• Group Policy

• SELinux

• Firewall rules

• Access Control Lists