Final answer:
To maintain security in an information system, it is important to protect sensitive data from unauthorized access by implementing measures such as encryption, access controls, and regular software updates. Conducting security audits and employee training can also contribute to maintaining a secure information system.
Step-by-step explanation:
The question that pertains to maintaining security in an information system is C. How do we protect sensitive data from unauthorized access?
Protecting sensitive data from unauthorized access is a critical aspect of maintaining security in an information system. It involves implementing measures such as encryption, access controls, and firewalls to prevent unauthorized individuals from gaining access to confidential information. For example, organizations may use strong passwords and multi-factor authentication to ensure only authorized personnel can access sensitive data.
In addition, organizations should regularly update their software and security systems to patch any vulnerabilities that hackers might exploit. Conducting regular security audits and employee training can also help in maintaining security in an information system.