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Is it possible to have a specific email address rejected and an undelivered message sent back to the sender, currently using O365 E3 licenses
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Is it possible to have a specific email address rejected and an undelivered message sent back to the sender, currently using O365 E3 licenses

reject email from specific email and show as undelivered- O365

Office 365 is a group of software plus services subscriptions that provides productivity software and related services to its subscribers. Office 365 allows the use of Microsoft Office apps on Windows and OS X, provides storage space on Microsoft's cloud storage service OneDrive, and grants 60 Skype minutes per month. Office 365 includes e-mail and social networking services through hosted versions of Exchange Server, Skype for Business Server, SharePoint and Office Online, integration with Yammer, as well as access to the Office software. All of Office 365's components can be managed and configured through an online portal; users can be added manually, imported from a CSV file, or Office 365 can be set up for single sign-on with a local Active Directory using Active Directory Federation Services.