The article argues that cybersecurity professionals should add a custom dictionary to their password policies. By doing this, they can better identify and prevent the use of easily guessed passwords. Adding a custom dictionary helps organizations to strengthen password security by ensuring passwords are not easily compromised by common words and phrases. This can be accomplished by customizing the dictionary to include words and phrases that are relevant to the organization, such as employee names, company names, and common industry terms. The article suggests that using a custom dictionary is an effective way to increase password security and reduce the risk of data breaches.