Final answer:
Sharing accounts, poor password management, and phishing attacks are potential security issues caused by human error.
Step-by-step explanation:
Sharing accounts, Poor password management, and Phishing attacks are all potential security issues caused by human error. When individuals share their accounts or use weak passwords, they make it easier for unauthorized users to access their personal data and potentially cause data breaches. Phishing attacks involve tricking individuals into revealing sensitive information, such as their password, through fraudulent emails or websites.