Company ABC has always used passwords to protect highly confidential information. Recently, someone unauthorized accessed the company's confidential information due to a lack of regular maintenance. In one to two sentences, describe what Company ABC should do.

To secure their confidential information, Company ABC should adopt two-factor authentication, promote the use of stronger passwords, ensure regular system maintenance, and provide employee education on security best practices.

Explanation:

Company ABC should implement two-factor authentication and conduct regular security maintenance to protect their confidential information more effectively. Using stronger passwords that are long, uncommon, and not reused can help defend against brute-force and dictionary attacks. Moreover, Company ABC should also provide security education to their employees to prevent them from falling for scams that could compromise their credentials.

Maintaining an educated workforce on security best practices is key, as well as updating and patching systems regularly to prevent unauthorized access. Additionally, employing encryption and cryptographic hashes for stored passwords could significantly reduce the risk of a compromised server leading to a data breach. By taking these proactive steps, Company ABC can enhance its defenses against the numerous methods used by adversaries to crack or obtain passwords.