Tutorial 1
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University of the Fraser Valley *
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Course
CIS 221
Subject
Information Systems
Date
Apr 3, 2024
Type
docx
Pages
3
Uploaded by BarristerLightningHummingbird32
Tutorial 1
As an experienced networking professional, you are asked to conduct a posture assessment on
a local credit union’s network. The credit union currently has two locations, a headquarters
office downtown and a branch office on the east side of town. The headquarters has the
following equipment:
● Ten Windows XP and ten Windows 7 workstations, connected to a Windows Server
2008 R2 file server
● One Windows Server 2008 R2 RRAS server accessed by home workers after hours
● One Windows Server 2008 R2 print server
● One Linux database server
One Apache Web server for members to check their account balances online
One firewall where the network connects to the credit union’s ISP via a T3 dedicated link
The east-side office has five Windows 7 workstations, connected to the headquarters office
Windows Server 2008 R2 server through a T1 link.
At the headquarters, the servers reside in a locked room that admits authorized users with
an electronic badge access system. Both locations have numerous security cameras, including
cameras in the computer room. The manager also tells you that the credit union has a security
policy that all employees are required to read and sign when they become employees.
He believes that the network is very secure and asks you if he could do anything else to
ensure that the network is safe from security breaches. 1.
In response, create a checklist of items on this network that should be evaluated for security. (1 Marks) Ans: Security Evaluation Checklist:
a.
Stay up to date: Keep all the hardware and software installed to the latest version.
b.
Secured file sharing: Keep important information safe all the time.
c.
Two-factor Authentication: Encourage the use of Two-Factor Authentication for both employees and credit union member.
2.
Build a network diagram with Packet tracer for the credit union (remember to include connectivity devices necessary for the LAN and WAN connections) (1 Marks) Ans: The diagram illustrates the network topology of the credit union, including firewalls, switches, servers, LAN connections, and WAN connections via T3 and T1 links.
3.
Describe any entry points (physical or data transmission related) or situations that constitute potential security risks (0.5 Marks) Ans: Physical transmission related:
Unauthorize access to a protected server’s area.
Data transmission related:
Potential security risks include unencrypted file-sharing, lack of 2-factor authentication, and outdated hardware or software.
4.
In addition, explain how the credit union manager could better train his employees to understand network security (0.5 Marks) Ans: The credit union manager can better train employee by regularly informing them about the latest cyber threats, conducting proactive training annually, and ensuring they understand how to identify and respond to potential security risks.
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