Python Authentication Class Implementation

Problem Overview

Implement a Python authentication class that supports core authentication functionality including password management (e.g., setting, validating, and updating passwords) and token handling (e.g., generating and validating authentication tokens). The class…

• 3 candidate-reported follow-ups — the exact probes interviewers asked, with the trigger for each
• The rest of the problem statement — full requirements, constraints, and edge cases
• Approach and trade-offs — what passing candidates did, and the mistakes that sink people