java - How to protect API from from malicious usage -

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we developing community portal service using java-spring , angular ui. going have android app soon. our back-end exposes many services via rest api. there couple of services allows anonymous posting , creating service requests.

here our questions:

  • how can protect api ddos-like attacks? can ip whitelisting or put cap on requests per minute set of apis?
  • how can log such malicious requests?


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