security - create api for bing

refer to:
https://blogs.bing.com/search-quality-insights/2017-11/Start-exploring-Bing-Search-APIs-in-under-5-minutes

https://azure.microsoft.com/en-us/free/cognitive-services/?api=bing-web-search-api

1. register an account for: azure  ( like aliyun )

https://signup.azure.com/signup?offer=ms-azr-0044p&appId=102&ref=azureplat-generic&redirectURL=https:%2F%2Fazure.microsoft.com%2Fen-us%2Fget-started%2Fwelcome-to-azure%2F&l=en-us&correlationId=c86a96577d3e4f90be93453f9fab5761

2. bind credit card

3. enter it.

4. like aliyun:

refer to: https://www.microsoft.com/en-us/bing/apis/pricing

it will create a service like a EC2 instance ( aws )

see key1, key2.  any one is OK.

Only one key is necessary to make an API call. When regenerating the first key, you can use the second key for continued access to the service.