Who Really Has a Handle on External File Sharing?
Every organization occasionally shares files with parties outside its own walls: an accountant, a client, a regulator, or a freelancer. Most employees then resort to what they’re already familiar with, a SharePoint link, quickly shared via Teams or email. Convenient, right?
Until IT, security, or compliance asks: Who actually has access to this file, for how much longer, and can we prove it?
That’s when the difference becomes apparent between SharePoint and a solution built specifically for external file sharing.
What SharePoint is good at (and what it wasn’t built for)
SharePoint and OneDrive excel at internal collaboration within the Microsoft 365 environment: shared document libraries, version control, and collaborative work in Teams. As long as a file remains within your own tenant, this is an excellent choice.
However, in that design, sharing with external parties is the exception, not the rule. Every time an employee grants access to an external party, a workaround is created on a system that is not primarily intended for that purpose.
Five Challenges of Sharing External Files via SharePoint
Guest access is difficult to manage. Every external user requests a guest account in Entra ID. With regular contact from external parties, this number quickly adds up, without a clear overview of who has access and why.
Links remain active longer than intended. A shareable link is created for a specific moment, but revoking it is a manual step that is often overlooked.
The audit trail is not intended for external sharing. SharePoint logs activity, but not in a way that specifically answers the questions: Who outside the organization downloaded this file, when, and how often?
Legal structures are designed for long-term collaboration, not for one-time contact. A simple, temporary exchange with an external party requires a different approach than permanent directory structures and permissions.
Shadow IT is lurking. If sharing via SharePoint feels too cumbersome, employees will turn to WeTransfer, personal email, or other unapproved tools, exactly the risk that IT was trying to prevent.
What Sets a Secure File Transfer Solution Apart
A dedicated solution for external file sharing is not designed as a secondary feature of internal collaboration, but as its primary function:
- The recipient does not need a Microsoft account or tenant access.
- Each file is assigned a complete audit trail: who downloaded it, when, and how often.
- Retention periods and automatic link expiration can be configured centrally, independent of individual employees.
- Policies regarding authentication, access, and logging are directly aligned with the requirements of the GDPR, NIS2 (Cybersecurity Act), and DORA, in a verifiable manner, without requiring IT to manually check individual SharePoint sites.
SharePoint vs. Secure File Transfer: A Side-by-Side Comparison
| SharePoint | Secure file transfer | |
|---|---|---|
| Primary objective | Internal Collaboration | Sharing External Files |
| Recipient’s Experience | Often requires a guest account or Microsoft login | Instant access—no account required |
| Visibility for IT | Spread across sites and guest lists | Central overview of all external sub-actions |
| Audit trail | Limited to general activity logs | Complete, by file, and by recipient |
| Retention Policy | Manually, by link or site | Centralized and automatically enforceable |
| Justification for Compliance | Requires additional reporting work | To be presented directly to auditors |
| Risk of Shadow IT | Higher in cases of perceived inconvenience | Lower Costs Through Simplicity for Employees |
How Msafe Solves This for Both Sides
For employees, sharing files with Msafe is as simple as sending a link: drag, send, done. With the new Easy Download workflow, the recipient doesn’t even have to remember a password or create an account to retrieve the file.
For IT, security, and compliance, that same process is demonstrably manageable: centralized reporting, automatic expiration dates, comprehensive logging per file, and documentation that directly aligns with audits and regulations such as NIS2 and DORA.
That is the guiding principle behind Msafe: no compromise between ease of use for employees and control for the organization.
Conclusion: Not a replacement, but a supplement
SharePoint remains an excellent choice for internal collaboration. Once files leave the organization, that process requires a solution built specifically for that purpose—one that offers the same ease of use for the user but provides verifiable control for IT, security, and compliance.
Curious to see how this works in practice for your organization? Contact us for a demo of Msafe, or stop by our keynote “Get a grip on file sharing” at the Cybersec 2026 in Utrecht to see how this works in practice. We have a number of VIP tickets available. Check here to see if you’re eligible.
Frequently Asked Questions
Is SharePoint secure enough to share files with external parties? SharePoint offers robust security for internal collaboration, but it is not specifically designed to manage and audit files shared with external parties. It may be sufficient for occasional use; however, regular external sharing can lead to management risks related to guest access, expired links, and audit trails.
What is the difference between SharePoint and a secure file transfer solution? SharePoint is designed for internal document collaboration within Microsoft 365. A secure file transfer solution is specifically designed for sharing files with parties outside the organization, including a complete audit trail, retention policies, and verification—without requiring the recipient to have an account.
Why would you use a separate solution for sharing files externally in addition to SharePoint? Because external sharing involves different requirements than internal collaboration: verifiable controls for IT and compliance, simplicity for the recipient, and the prevention of shadow IT when employees otherwise resort to unapproved tools.
