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COMPUTER SOFTWARE APPLICATION - CITS




           Examples of Internal Intrusions:
           1  Data Theft: An employee with access to sensitive customer information steals this data to sell or use for
              personal gain.

           2  Sabotage: A disgruntled employee intentionally disrupts critical systems or services to cause harm to the
              organization.
           3  Unauthorized Access: An insider uses their privileges to access information or systems beyond their job
              responsibilities.
           4  Unintentional Data Exposure: An employee inadvertently sends sensitive information to the wrong recipients
              or leaves confidential documents in a public area.

           5  Insider Trading: In the context of financial markets, employees or individuals with access to confidential
              financial information trade securities based on that information before it becomes public.
           Mitigating Internal Intrusions:

           To address internal intrusions, organizations can implement the following measures:
           1  Access Controls: Implement the principle of least privilege, where individuals are given the minimum access
              required to perform their job tasks.
           2  User Monitoring:  Implement  monitoring  systems  that  track  and  log  user  activities  to  detect  unusual  or
              unauthorized behavior.
           3  User Behavior Analytics: Use advanced analytics to detect anomalies in user behavior that might indicate
              malicious intent.
           4  Regular Training: Provide cybersecurity awareness training to employees to educate them about security
              best practices and the potential risks of insider threats.
           5  Whistleblower Programs: Establish mechanisms for employees to report suspicious activities without fear of
              retaliation.
           6  Separation of Duties:  Divide  tasks  and  responsibilities  among  multiple  individuals  to  prevent  a  single
              individual from having excessive control.
           7  Data Loss Prevention (DLP): Implement DLP tools to monitor and control the movement of sensitive data
              within and outside the organization.
           8  Incident Response Plan: Develop a plan to respond to insider threats, including protocols for investigating
              and addressing incidents.
           By combining technical controls, policies, user education, and monitoring, organizations can reduce the risk of
           internal intrusions and effectively manage insider threats to their systems, data, and operations.
           Preventing and Responding to Intrusions:
           •  Security Measures: Implement a robust set of security measures, including firewalls, intrusion detection/
              prevention systems, access controls, and encryption.
           •  Regular Updates: Keep all software, operating systems, and applications up-to-date with the latest security
              patches.
           •  User Training: Educate users about security best practices, such as recognizing phishing emails and avoiding
              suspicious downloads.

           •  Multi-Factor Authentication (MFA): Require multiple forms of verification for accessing sensitive systems or
              data.
           •  Incident Response Plan: Develop a well-defined plan to respond to security incidents effectively. This includes
              isolating affected systems, analyzing the extent of the breach, and notifying relevant parties.
           •  Monitoring and Logging: Regularly monitor network and system logs to detect unusual activities. Timely
              detection can help mitigate potential damage.

           •  Vulnerability Management:  Regularly  assess  and  address  vulnerabilities  within  the  organization’s
              infrastructure.



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                              CITS : IT&ITES - Computer Software Application - Lesson 01-17
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