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Cornell University

File Sharing in the Age of AI

As AI tools integrate with day-to-day applications, it makes sense to take extra care when you share files.  

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NOTE: Microsoft 365 Copilot is currently under review and not yet available at Cornell. However, since it integrates with many common Microsoft products, make sure you understand how your share settings now could expose your files later.

File Sharing Basics

Share responsibly! 

You cannot control what someone else does with your documents or data when you give them deliberate (or accidental) access to your files.

Online file storage, and online file sharing, are two tools that make our modern workflow possible. Whether you work from home, share huge data sets with colleagues across campus, or need to send critical information at 2am for your final group project, you need remote access to files.

In order to share your data, you need to set permission levels on the files or folders in question. The various online storage services offered at Cornell allow you to share with specific people, everyone at Cornell, or anyone with the link.

If you need to share information with a large group, or if you're pressed for time, it's undeniably easier to use the everyone with the link or everyone at Cornell permission setting. 

Remember, a file's privacy decreases the more access you give to it.

File Viewing Basics

In addition to having access to see the file, you control what someone can do with the file. In general, if you give "View Only" access to a file, this prevents a file from accidentally migrating to places you don't intend it to.

AI and Microsoft Storage 
(OneDrive/SharePoint/Teams)

AI Tools and SharePoint Sharing Options
 

"People 
in Cornell"

"People with 
existing access"

"People you 
choose"

Public AI tools

Not visible

Not visible

Not visible

Microsoft 365 Copilot

Anyone at Cornell who has the link*

Only people who have access

Only people you specify

*If someone sends you a link to a document you want Copilot to access, first open the document. Copilot cannot access the information until you open the file at least once.

AI and Box

AI Tools and Box Sharing Options
 

"People 
with the link"

"People in 
your company"

"Invited people
only"

Public AI tools

Visible

Not visible

Not visible

Microsoft 365 Copilot

Not visible

Not visible

Not visible

AI and Cornell Google Workspace

AI Tools and Cornell Google Workspace Sharing Options
 

"Anyone 
with the link"

"Cornell"

"Restricted"

Public AI tools

Not visible

Not visible

Not visible

Microsoft 365 Copilot

Not visible

Not visible

Not visible

Copilot Pro (The Personal Version of Microsoft 365 Copilot)

If you use Copilot Pro with your personal Microsoft account, your Microsoft-integrated version of Copilot cannot view and respond to prompts about Cornell-secured files, including:

  • People with the link
  • People in your company
  • Invited people only

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At Cornell we value your privacy. To view
our university's privacy practices, including
information use and third parties, visit University Privacy.