What are some real-world broken authentication examples?

There have been many incidents of this kind of attack. T-Mobile, MailChimp, Norton LifeLock, and Marriott International data breach are some cases.

What is the best solution to prevent broken authentication?

You can follow the below tips to prevent this threat: Use multi-factor authentication, Ensure proper session management, Rotate Session IDs, Prevent weak passwords, Perform regular web app security testing.

How can broken authentication affect an organization?

When authentication is broken or flawed, an attacker can access a user’s account with respective privileges. It will enable the attacker to enter your systems by masquerading as a legitimate user. As a result, it can cause a data leak, credential theft, identify theft, data manipulation, and other security risks.

Broken Authentication: Explanation with Tips to Mitigate it