An Azure service that enables users to identify content that is potentially offensive, risky, or otherwise undesirable. Previously known as Azure Content Moderator.
Hi Arslan Sadiq
Welcome to Microsoft Q&A Forum, thank you for posting your query here!
Azure does have a default content filter but does not provide a default blocklists, Block list is basically a list of terms whim is filtered out explicitly from conversation and can also be used with a content filters.
Kindly refer below link: create-a-blocklist
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