O365 Safe Link - false sense of security?

All,

I have been asked to determain wether the Safe Link feature in O365 would be a valuable feature to enable.

While I am all down for this kind of pre-delivery checks, one of my concerns would be that is makes it harder to check if url’s in mails are indeed refering to legit sender domains, because of the safelink.outlook url that shows now when you hover over links.

Not sure what the false positive/negative rate would be. But I …

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