The process of making an operating system more secure by closing known vulnerabilities and addressing security issues is known as which of the following?
a. Handshaking
b. Hardening
c. Hotfixing
d. All of the above
Answer: B
Hardening refers to the process of securing an operating system. Handshaking relates the agreement process before communication takes place; therefore, answer A is incorrect. A hotfix is just a security patch that gets applied to an operating system; therefore, answer C is incorrect. Hardening is the only correct answer; therefore, answer D is incorrect.