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Use JWT or OAuth to implement user authentication in APIs.

Use access tokens with short expiry times and refresh tokens for long-lived sessions.

API #3: Excessive Data Exposure

Exposing too much data can be a problem because it could lead to information leakage, which is bad news for your users’ privacy! This vulnerability happens when an API exposes more information than necessary, including sensitive data like PII, credit card numbers, addresses, etc. Attackers might use this information to steal people’s identities or commit fraud against them. For example, if you have an online shopping site that allows users to view their orders by accessing the following endpoint: https://api.example
https://t.co/eD4Wd3HErM

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