Question
The following are seven features that may be provided by a security system. For each write
a sentence describing what is meant by the feature and include the real-world examples for
each:
A. confidentiality
B. integrity
C. availability
D. non-repudiation
E. authentication
F. access control
G. accountability.
a sentence describing what is meant by the feature and include the real-world examples for
each:
A. confidentiality
B. integrity
C. availability
D. non-repudiation
E. authentication
F. access control
G. accountability.
Answers
GPT-4o mini
Sure! Here are sentences describing each of the seven features of a security system, along with real-world examples:
### A. Confidentiality
Confidentiality ensures that sensitive information is only accessible to those authorized to view it, thereby protecting it from unauthorized disclosure. For example, when a company uses encryption to secure customer data, such as credit card information, so that only authorized personnel can access it.
### B. Integrity
Integrity guarantees that data remains accurate, reliable, and unaltered during storage or transmission, meaning that unauthorized changes can be detected and prevented. A real-world example is the use of checksum algorithms in file transfers that verify files haven't been tampered with during transmission.
### C. Availability
Availability ensures that authorized users have reliable access to information and resources when needed. An example is a bank ensuring its online services are operational 24/7, allowing customers to access their accounts and conduct transactions at any time without interruption.
### D. Non-repudiation
Non-repudiation provides proof of the origin and integrity of data, ensuring that the sender of a message cannot deny having sent it, and the recipient cannot dispute receipt. An example is the use of digital signatures in email communications, which confirm the identity of the sender and the integrity of the message.
### E. Authentication
Authentication is the process of verifying the identity of a user or system before granting access to sensitive resources. A common example is the use of two-factor authentication (2FA) systems, where users must input a password and a unique code sent to their mobile device to access their accounts.
### F. Access Control
Access control involves restricting access to resources or information to only authorized users based on predefined policies. An example is an organization using role-based access control (RBAC) to ensure that only specific employees can view or edit confidential documents based on their job roles.
### G. Accountability
Accountability ensures that actions can be traced back to the individual or system responsible for them, helping organizations hold users responsible for their actions. A practical example is implementing logging mechanisms in an IT system that track user activities, allowing administrators to identify who accessed or modified data at any given time.
### A. Confidentiality
Confidentiality ensures that sensitive information is only accessible to those authorized to view it, thereby protecting it from unauthorized disclosure. For example, when a company uses encryption to secure customer data, such as credit card information, so that only authorized personnel can access it.
### B. Integrity
Integrity guarantees that data remains accurate, reliable, and unaltered during storage or transmission, meaning that unauthorized changes can be detected and prevented. A real-world example is the use of checksum algorithms in file transfers that verify files haven't been tampered with during transmission.
### C. Availability
Availability ensures that authorized users have reliable access to information and resources when needed. An example is a bank ensuring its online services are operational 24/7, allowing customers to access their accounts and conduct transactions at any time without interruption.
### D. Non-repudiation
Non-repudiation provides proof of the origin and integrity of data, ensuring that the sender of a message cannot deny having sent it, and the recipient cannot dispute receipt. An example is the use of digital signatures in email communications, which confirm the identity of the sender and the integrity of the message.
### E. Authentication
Authentication is the process of verifying the identity of a user or system before granting access to sensitive resources. A common example is the use of two-factor authentication (2FA) systems, where users must input a password and a unique code sent to their mobile device to access their accounts.
### F. Access Control
Access control involves restricting access to resources or information to only authorized users based on predefined policies. An example is an organization using role-based access control (RBAC) to ensure that only specific employees can view or edit confidential documents based on their job roles.
### G. Accountability
Accountability ensures that actions can be traced back to the individual or system responsible for them, helping organizations hold users responsible for their actions. A practical example is implementing logging mechanisms in an IT system that track user activities, allowing administrators to identify who accessed or modified data at any given time.