Compliance for Secure External Collaboration
Make external collaboration defensible beyond the deal close - with evidence, retention, access reviews, disposition, and certificates of destruction that run automatically inside your tenant.
Schedule a Compliance Deep DiveMost tools enable sharing. Few make the sharing defensible.
Govern 365 turns Microsoft 365 collaboration into a defensible operating standard by combining three layers of control:- Evidence-grade records - immutable audit logs of who accessed what, when, and for how long
- Policy-driven lifecycle - retention, archival, and disposition rules that run automatically
- Ongoing oversight - access recertification and ownership reviews that catch drift before it becomes risk
Trusted by deal teams & security officers | Audit-ready logs | Role-based access | Fast setup
What “Compliance” Means Here
Compliance isn’t a checkbox. It’s the ability to withstand scrutiny – from auditors, regulators, legal discovery teams, and boards – without rebuilding the story from email threads, screenshots, and scattered folders six months after the fact.

The gap most organizations discover too late: standard Microsoft 365 gives you the raw ingredients (sensitivity labels, DLP, audit logs) but doesn’t organize them into the evidence pack an auditor or regulator expects. When the question comes – “who had access to this document on January 12?” – the answer lives in seven different places. Govern 365’s Compliance layer closes that gap by keeping sensitive external collaboration:
- Governed: data doesn’t linger past its purpose; access doesn’t sprawl across forgotten sites
- Observable: you can reconstruct exactly what happened, for any document, at any time
- Repeatable: the same controls apply the same way across every deal, every workspace, every time
The Defensibility Outcomes
End-to-end defensibility across access, activity, and lifecycle

Audit-Ready Evidence
Immutable audit logs that export cleanly for regulator or auditor review

Policy-Driven Retention
Automated retention and disposition based on Microsoft Purview policies

Lifecycle Governance
Archive or dispose of stale workspaces automatically – no IT tickets required

Ongoing Oversight
Periodic access recertification catches permission drift before it becomes risk

Clean Closeout
Cryptographically signed certificates of destruction – defensible closeout proof
Lifecycle + Defensibility Capabilities
VDR Audit Report
Generate audit-ready visibility into every access, download, and permission change – so compliance lives in the system instead of being reconstructed manually after the fact.
- Prove exactly who accessed specific content, when, and from where
- Export evidence packs ready for regulator or litigator review
- Establish a cryptographically verifiable chain of custody
Policy Driven Retention
Apply Microsoft Purview lifecycle rules so retention is intentional – not accidental. Automate end-of-life for deal rooms and project workspaces.
- Identify stale workspaces automatically, not through manual audits
- Notify owners before disposition, with escalation if ignored
- Archive under policy to SharePoint with access preserved for designated parties
- Dispose of content at end of retention with full evidence chain intact
Access Reviews
Maintain confidence that access remains appropriate as teams change, projects close, and employees move on.
- Periodic recertification cadences configured per room or classification
- Auto-revocation for access that isn’t explicitly recertified within the window
- Auto-revocation for access that isn’t explicitly recertified within the window
How It Works
Create governed workspaces
Workspaces start with the right guardrails (templates + policies).
Capture evidence automatically
Activity and access become observable – without manual logging.
Recertify access before it drifts
Owners confirm access is still required; stale access is flagged.
Enforce lifecycle actions
Archive, retain, or dispose based on policy – cleanly and consistently.
Produce closeout artifacts
Export evidence packs and certificates when needed.

Why This Matters
The Post-Project Risk
The biggest compliance failures don’t happen during the project. They happen after:
Typical Scenarios
M&A Due Diligence
Maintain full visibility and control over deal workspaces, ensuring secure collaboration with complete audit trails and clean closeout.
Learn MoreCapital Fundraise
Control investor access, prevent data sprawl, and ensure sensitive fundraising materials are governed within your M365 tenant.
Learn MoreBoard Reporting
Secure board materials with time-bound access, ensuring documents don’t persist beyond meetings or fall into unmanaged locations.
Learn MoreSupply Chain Data Protection
Protect operational and partner-shared data by enforcing access controls, lifecycle policies, and continuous oversight.
Learn MoreProof Points
- Automated lifecycle governance (recertification + disposition)
- Evidence-grade reporting
- Tenant-resident records and retention

Frequently Asked Questions
Security is about prevention – controlling who can access what and what they can do with it. Compliance is about proof and lifecycle – demonstrating what actually happened, proving access was appropriate at every moment, and enforcing what happens to the data after the project ends. A system can be secure and still non-compliant: it can prevent unauthorized access but leave you unable to prove it did, or unable to dispose of data when retention ends. Govern 365’s Compliance layer adds the proof and lifecycle to the security that Microsoft 365 already provides.
Recertification runs on a cadence you define – quarterly, annually, or event-triggered. Room owners receive a prompt to review every user’s access and explicitly recertify or revoke it. Users whose access isn’t recertified within the window are automatically removed, with the revocation captured in the audit log as a policy-driven event. Disposition works similarly for content: when retention policies expire, the smart disposition engine deletes, archives, or routes the content to a human reviewer based on configurable rules. Every action produces a certificate.
Yes. Every record – audit logs, retention events, recertification decisions, disposal certificates – stays inside your Microsoft 365 tenant, governed by the same policies your compliance team already maintains in Microsoft Purview. Govern 365 never stores records on our infrastructure. This matters because your regulatory certifications (SOC 2, HIPAA, GDPR) apply to your tenant – not to a vendor’s cloud. Tenant-resident governance means your compliance posture is whole and traceable, not split between your environment and a third-party silo.
Yes. The lifecycle governance engine applies to any SharePoint site or Microsoft 365 group – not just deal rooms. Typical extensions include project workspaces, client engagement folders, board reporting sites, regulatory submission repositories, and supplier collaboration rooms. The same recertification, retention, disposition, and certificate-of-destruction workflows apply. Many customers start with VDR-grade compliance for deals, then extend the controls to their broader collaboration estate once they see the model works.
Yes. Audit log entries in Govern 365 cannot be edited or deleted, and the sequence is cryptographically chained – each entry references the hash of the previous entry, so any alteration or removal breaks the chain detectably. This is the standard required by SOC 2, ISO 27001, and most regulator frameworks for audit integrity. When a regulator or auditor asks for the chain-of-custody evidence, you can prove not just what the log says, but that the log hasn’t been tampered with.
When content reaches the end of its retention period or a deal room is disposed of, Govern 365 generates a cryptographically signed certificate documenting what was disposed, when, under which policy, by whose approval, and using what disposal method. The certificate is tamper-evident and permanently retained in your tenant – even after the underlying content is gone. This is the artifact regulators, counterparties, and insurance carriers ask for when they need proof that content was destroyed properly, not just “deleted.”
Yes. Legal hold integrates with Microsoft Purview eDiscovery. When a hold is placed on a room or a document, all retention-driven disposition is suspended for content in scope, with the hold itself captured as an audit event. When the hold is lifted – or amended to a narrower scope – normal retention resumes automatically. Hold events, releases, and scope changes are all audit-logged so the chain of custody remains complete.
Immutable audit logs, policy retention, and certificates of destruction are included in every edition starting with Founder ($2,400/year). Advanced compliance automation – recertification and smart disposition – is available on Enterprise Edition. NDA enforcement starts with Growth Edition. The CIS Security Assessment is available to all customers as a one-time engagement.
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