The security principle that this company is affecting is availability, which is the ability of authorized users to access and use the resources and information of the system or network. By implementing a password complexity and an account lockout policy, the company is trying to enhance the security and authentication of the system or network, but it may also reduce the availability of the system or network for the legitimate users. If the users forget their passwords, or enter them incorrectly, or become victims of brute-force or denial-of-service attacks, they may be locked out of the system or network, and unable to perform their tasks or functions. Therefore, the company should balance the security and availability of the system or network, and consider the impact of the password and account lockout policy on the users and the business12. References: CISSP CBK, Fifth Edition, Chapter 1, page 17; CISSP Practice Exam – FREE 20 Questions and Answers, Question 13.