The Mattermost Blog

Zero Trust Stops at the Login Screen & Adversaries Know It

When the Shift Changes, the Prompt Stays

The Collaboration Problem Zero Trust Still Hasn't Solved

Modern Collaboration for Healthcare — Without the AI Tax

The Pit Crew Principle: How Great Teams Win Together Behind the Scenes

When the Archive Answers Back

Mattermost and Whitespace Partner to Advance Operational AI and Secure Mission Collaboration for Defence

How to Improve Internal Audit Workflows

Multiplayer Tool Calling for Secure Operations: Who Approves, Who Sees, Who Runs the Tool

Mattermost v11.8: Classification Banners, Data Spillage Reporting, Mobile Ephemeral Mode & More

When the Agent Belongs to the Team That Uses It

Sovereignty Is About Control, Not Geography 

5 Signs Your Regulated Team Has a Data Spillage Problem 

Mattermost, archTIS, Arqit, and Whitespace Collaborate to Deliver Sovereign, AI-Enhanced Operational Collaboration for Defence

Mattermost Professional Certification Is Here

Sovereign AI and Risk Management: A Framework for Secure Deployment

Mattermost security updates 11.7.2 (ESR), 11.6.4, 11.5.7, and 10.11.19 (ESR) released

Introducing Mattermost Agents V2: The Next Evolution of Intelligent Workflows

Mattermost and archTIS Collaborate to Deliver Secure Collaboration for Defence Operations

Mattermost and Arqit Partner to Strengthen Post-Quantum-Secure Collaboration for Defence Operations

Mattermost security updates 11.7.1 (ESR), 11.6.3, 11.5.6, and 10.11.18 (ESR) released

The Sovereignty Gap Nobody Talks About: Your Collaboration Platform

Your Last Incident War Room Was an Improvisation. Here's What a Governed One Looks Like.

Your Mission Environment Deserves More Than a Help Ticket

Sovereignty, Access Controls, and Compliance: Guide & Checklist for Secure Collaboration Tools

Mattermost Desktop App v5.13.6 ESR security update released

Mattermost security updates 11.6.2, 11.5.5, and 10.11.17 (ESR) released

Mattermost v11.7: Granular ABAC, Custom AI Prompts, User-Created Agents & More

AI Moved Into Your Collaboration Stack. Does Your Governance Know That? 

Your Control Plane Is Incomplete — And Your Collaboration Stack Is the Gap 

Why AI-Enabled Collaboration is Essential for Securing Financial Systems

The Next Layer of Coalition Mission Readiness: Collaboration Infrastructure

Why Coalition Operations Still Run on Shadow IT

When Mean Time to Ready, Respond, and Recover Indicates Mission Risk

Continuity Under Attack: Redefining Cyber Resilience for High-Velocity Threats 

Mission Partner Networks Are Consolidating, but Collaboration Remains Fragmented