Topic
In a live insider-threat tabletop, Copilot never broke a rule. It surfaced years of overshared data in minutes using access the employee already had. Here is what to prepare.
Locked-down HR sites stop protecting data the moment someone downloads, copies, or emails a file. Custom sensitive info types plus DLP teach Microsoft 365 to protect HR data wherever it moves.
Microsoft 365 Copilot reads everything a user can technically access, including sites overshared years ago. SharePoint Advanced Management is the included governance layer that contains it.
When a vendor gets breached, their compromised guest account walks straight into your tenant. The layered Microsoft 365 model that stops it: sharing defaults, guest MFA, download limits, labels, and access reviews.
External collaborators do not need download rights to do their job. Two settings force guests into authenticated, browser-only access and block local downloads in SharePoint and OneDrive.
Copilot Wave 2 ships Pages, Python in Excel, and SharePoint agents; Microsoft starts enforcing MFA for admin portals on October 15, 2024; Teams and Intune stack up quality-of-life updates.
Out of the box, SharePoint generates Anyone links with edit rights. Here is the staged path to safer sharing defaults, with the exact guest and Gmail user flows that generate tickets.
Copilot for Security goes GA April 1 with pay-as-you-go pricing, NCE subscriptions become transferable mid-term, Restricted SharePoint Search arrives, and Teams ships voice isolation.
Copilot for Microsoft 365 surfaces whatever a user can already touch, including the access nobody remembers granting. Here is the nine-step governance audit to run before you sell or deploy it.
External sharing is on by default across SharePoint Online. Here are the four sharing modes, how authenticated and anonymous external sharing actually work, and where to lock it down.
Inter-tenant collaboration in Exchange Online comes down to two controls: user-level sharing policies and organization relationships. Here is what each one does and where to set it.
