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Assignment Advanced Network Security

   

Added on  2020-03-23

16 Pages3113 Words132 Views
Running head: ADVANCED NETWORK SECURITYCOIT20262 - Advanced Network Security Term 2, 2017Student Name:University Name:

ADVANCED NETWORK SECURITY1Table of ContentsAnswer to Question 1: Firewalls.....................................................................................................3a. Network diagram.........................................................................................................................3b. Firewall rules...............................................................................................................................3c. Explanation on two common default policies..............................................................................4Answer to Question 2: Wi-Fi Security............................................................................................5a. WPA.............................................................................................................................................5b. Using antennas, transmit power and AP positioning to control radio range...............................5c. RADIUS.......................................................................................................................................6d. Manual detection of rogue Aps....................................................................................................6Answer to Question 3: Access Control............................................................................................7a. Files using topology 1..................................................................................................................7b. Storage of password information in Linux..................................................................................7c. Explanation on the difficulty of an administrator........................................................................8d. Explanation on difficulty of finding users’ actual passwords.....................................................8Answer to Question 4: HTTPS and Certificates..............................................................................8a. Certificate certificate.pem and HTTPS traffic capture https.pcap file.........................................9b. Explanation on how the client obtains the certificate of the web server...................................10c. Explanation on how client verifies the certificate of the web server.........................................10d. Explanation on how signature is generated...............................................................................11

ADVANCED NETWORK SECURITY2e. Explanation on the attack that can be performed by a malicious user.......................................11Answer to Question 5: Internet Privacy.........................................................................................12a. Web proxies...............................................................................................................................12b. VPNs..........................................................................................................................................12c. Tor..............................................................................................................................................12Bibliography..................................................................................................................................14

ADVANCED NETWORK SECURITY3Answer to Question 1: Firewallsa. Network diagramb. Firewall rulesRule No.TransportSource IPSourcePortDestinationPortDestinationIPAction1TCP10.4.10.0 –10.4.10.255 143143142.66.13.10Allow2TCPAny 143143142.66.13.10Deny3TCPAny14331433142.66.13.30Allow4TCPAny1023Any142.66.13.20Deny5TCP 142.66.13.101023Any142.66.13.30Allow6TCP142.66.13.301023Any 142.66.13.20Allow7TCP10.40.10.21234123410.4.10.4Allow8TCP10.40.20.21234123410.40.10.3Allow9TCP 10.40.10.312341234AnyDenyRule 1 and 2: It is made to impede the outside access to the framework.

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