Cyber Security Networking Challenge

What layer of the OSI model does the TCP protocol operate on?

• Data link layer

• Application layer

• Transport layer

• Network layer

Which port number is commonly used for HTTP traffic?

• 443

• 80

• 25

• 21

Identify the OSI model layer responsible for data encryption.

• Transport Layer

• Session Layer

• Network Layer

• Presentation Layer

What is the default port number for FTP?

• 20

• 21

• 22

• 23

Which protocol operates at the transport layer and uses port 53?

• FTP

• HTTP

• UDP

• TCP

What is the primary purpose of a firewall in network security?

• To enhance the speed of network connections.

• To store user data securely.

• To provide internet access to all devices.

• To control incoming and outgoing network traffic and prevent unauthorized access.

At which OSI layer does the IP protocol function?

• Data link layer

• Network layer

• Transport layer

• Application layer

What port number is used by the Secure Shell (SSH) protocol?

• 21

• 22

• 23

• 80

Name a common intrusion detection system used in network security.

• Snort

• Metasploit

• Wireshark

• Nmap

Which OSI layer is responsible for session management?

• Session Layer

• Network Layer

• Transport Layer

• Data Link Layer