Hi
Thanks for reaching out to Microsoft Q&A.
Here you go, security best practices and patterns: official doc from MS.
https://zcusa.951200.xyz/en-us/azure/security/fundamentals/best-practices-and-patterns
The complete framwork worth reading if you want to setup from scratch.
https://zcusa.951200.xyz/en-us/azure/cloud-adoption-framework/secure/security-top-10
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