Secure External Collaboration
SharePoint Extranet enables secure portals for partners, customers and external stakeholders with full control over access rights.
B2B Collaboration Redefined
With SharePoint Extranet, you create secure digital spaces for collaboration with external partners. From supplier portals to customer areas – all on one secure platform.
Partner Portals
Dedicated areas for suppliers, dealers and business partners.
Granular Security
Fine-tuned access rights down to document level.
External Collaboration
Secure project spaces for collaboration with externals.
B2B Guest Access
Microsoft Entra ID B2B for managed external identities.
Automated Processes
Order processes, approvals and notifications.
Document Exchange
Secure file sharing with expiration dates and tracking.
What is a SharePoint extranet?
A SharePoint extranet enables secure collaboration with external partners, customers and suppliers via Azure Active Directory B2B – without VPN and without internal system access. CNEXT implements SharePoint extranet portals (partner, customer, supplier portals) for Swiss organisations that want to structure external collaboration securely and in compliance with Swiss DPA.
required – external partners access the SharePoint extranet securely via Azure AD B2B
Microsoftper licensed M365 user free of charge – Microsoft B2B guest licence included
Microsoft Lizenzmodellfor a SharePoint partner portal with CNEXT – cheaper than proprietary extranet solutions
CNEXT Projektdaten“Many Swiss companies still share documents with external partners via email – without version control, audit trail or expiry date. A SharePoint extranet solves this problem with minimal additional cost over the existing M365 licence.”
Marcel Haas— CEO & Solution Architect, CNEXT
Last updated: July 2026
Benefits of SharePoint Extranet
Frequently Asked Questions about SharePoint Extranet
Reference Projects
Discover our successful customer projects
