MendozaGuerrero_L_2.5.2.7.docx

GTC IST-110 PT Lab: Data Integrity Checks Addressing Table Device Private IP Address Public IP Address Subnet Mask Site FTP / web server 10.44.1.254 209.165.201.3 http: //www.cisco.corp 255.255.255.0 Metropolis Bank HQ Backup File Server N / A 209.165.201.10 https: //www.cisco2.corp 255255255248 Internet Mike 10.44.2.101 N / A 255.255.255.0 Healthcare at Home Sandra 10.44.1.2 N / A 255.255.255.0 Metropolis Bank HQ Bob 10.44.1.3 N / A 255.255.255.0 Metropolis Bank HQ Objectives Part 1: Download the client files on Mike's PC Part 2: Download the client files from the backup file server on Mike PC Part 3: Check the integrity of the client files with hashing Part 4: Check the integrity of important files with HMAC Background / Scenario In this activity, you will verify the integrity of multiple files using hashes to ensure files have not been tampered with. If any files are suspected of being tampered with, they are to be sent to Sally’s PC for further analysis. The IP addressing, network configuration, and service configurations are already complete. You will use the client devices in the differing geographic regions to verify and transfer any suspect files. Screenshots (Output) For screenshots (snips) make sure to include enough to determine proper source and/or target devices. This could be via including the name of the PC/Device, the hostname of the networking device (Router or switch) or ipconfig output Refer to the PDF in Blackboard Menu: Labs > “Screenshot Capture for Labs and Assignments” > “Labs – Screenshots” > IST_110_Lab_PT_Screen_Outputs.pdf GTC - CPT Dept Page 1 of 24 IST 110 Lab

GTC IST-110 PT Lab: Data Integrity Checks Part 1: Download the Client Files to Mike’s PC Step 1: Access the FTP server from Mike’s PC. a. Click the Gotham Healthcare Branch site and then click the PC Mike. b. Click the Desktop tab and then click Web Browser. c. Enter the URL http://www.cisco.corp and click Go. Screenshot (below): Cisco.corp home page d. Click the link to download the most current files. What is shown??? Screenshot (below): Cisco.corp download page GTC - CPT Dept Page 2 of 24 IST 110 Lab

GTC IST-110 PT Lab: Data Integrity Checks e. What protocol was used to access this webpage on the backup file server? (spell out acronyms) Hypertext Transfer Protocol Step 2: The file server has been hacked, notify Sally. a. Within the Gotham Healthcare Branch site, click the PC Mike. b. Click the Desktop tab and then click Email. c. Create an email and send it to Sally@cisco.corp and tell her about the File Server. Screenshot (below): Created email (show SENT message) GTC - CPT Dept Page 3 of 24 IST 110 Lab

GTC IST-110 PT Lab: Data Integrity Checks Step 3: Verify Sally received notification of hack a. Within the Metropolis Bank HQ, click the PC Sally. b. Click the Desktop tab and then click Email. c. Click Receive then Click on the received email (click once do not double click) d. Verify Sally received the notification email form Mike. Screenshot (below): Received email (with full body text) GTC - CPT Dept Page 4 of 24 IST 110 Lab

GTC IST-110 PT Lab: Data Integrity Checks Part 2: Download the Client Files from the Backup File Server to Mike’s PC Step 1: Access the offsite FTP server from Mike’s PC. a. Within the Gotham Healthcare Branch site, click the PC Mike. b. Click the Desktop tab and then click Web Browser. c. Enter the URL https://www.cisco2.corp and click Go. Screenshot (below): cisco2.corp home page GTC - CPT Dept Page 5 of 24 IST 110 Lab

GTC IST-110 PT Lab: Data Integrity Checks d. Click the link to view the most recent files and their hashes. Screenshot (below): “most recent files and their hashes” web page GTC - CPT Dept Page 6 of 24 IST 110 Lab

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