Chapter 3

Identify the common problem that occurs in network connection.    

• Cable problem

• Programming errors

• Unknown user

• Invalid username

Identify which of the following is the common probable cause of security threat.

• Spyware and malicious attack. 

• Disconnect from network.

• Protected equipment room.

• Secured work environment.

Choose the CORRECT examples for physicals threats.

•   Malware, system suspended  

• Phishing, Vishing, Pretexting

•     Flood, Earthquakes, Tornados

•    Program error, service unavailable

Identify the main phase in security troubleshooting process

• Analyze, Experiment, Prevent 

• Analyze, Experiment, Solve   

• Identify, Diagnose, Prevent

• Identify, Diagnose, Solve

Recognize the common cause of security problem.   

• Phishing scheme

• Protected equipment room

• Secured work environment

• Security policy enforcement

Identify examples of closed-ended questions

• Have you changed your password recently?

• What problems are you experiencing? 

• What websites have you visited recently?

• Who else has been using your computer?

Based on figure above, identify the CORRECT step about troubleshooting process.

• Identify the problem.  

• Establish a theory of probable cause.

• Test the theory to determine cause.

• Document findings, actions and outcomes.

A technician is troubleshooting a computer security issue. The computer was compromised by an attacker as a result of the user having a weak password. Choose an action that the technician should take as a preventive measure against this type of attack from happening in the future.

A.   

•    Ensure the security policy is being enforced.

• Verify the physical security of all offices.

• Scan the computer with protection software.

• Check the computer for the latest OS patches and updates

Based on figure above, analyze the situation and determine the next step in the troubleshooting process.

•   Identify the problem

• Establish a theory of probable cause. 

• Test the theory to determine cause.

• Establish a plan of action to resolve the problem.

During the process of  troubleshooting, a technician has gained access to customer private information. Choose the best action a technician should take to ensure the information is not being accessed by an unauthorized user.

•    Document all information in a log files.

• Keep all confidential and follow security rules. 

• Send this information to the technician manager.

• Backup the information just in case customer needs it someday.