Hi @Akanksha Singh ,
You can find all Security endpoints on the following page:
https://learn.microsoft.com/en-us/graph/api/resources/security-api-overview?view=graph-rest-1.0
and list security scores:
https://learn.microsoft.com/en-us/graph/api/security-list-securescores?view=graph-rest-1.0&tabs=http
Please click upvote or accept as answer if it helped.