Changes were made recently to the https://azure.microsoft.com/en-us/pricing/details/ddos-protection/ which amount to both less cost and more simplicity in understanding and estimating charges. In thi...
Updated Feb 03, 2022
Version 2.0
Blog Post
The fixed pricing option locks out a lot of SMBs who could still benefit from the service. It's unlike most other Azure services in that the size of the company does not "matter"