Why should usernames and passwords be kept confidential?

• A. To prevent system updates
• B. To stop others from using them to access your data
• C. To increase internet speed
• D. To help with memory retention

Answer: (B)

Keeping usernames and passwords confidential is essential primarily to prevent unauthorized access to personal data and accounts. When these credentials are shared or exposed, individuals risk allowing malicious actors to gain entry to their systems, which can lead to data breaches, identity theft, and unauthorized transactions.

A strong practice of maintaining confidentiality around this sensitive information contributes to overall cybersecurity hygiene, safeguarding not just personal data, but also organizational information, financial details, and other critical assets. The act of keeping these credentials secret serves as a fundamental defense against potential threats, ensuring that only authorized individuals can access specific systems and data.