The Mattermost Blog

Upgrade to Server ESR 10.11 and Desktop App ESR v5.13 for improved security and performance, compatibility & enhanced UX

Securing the Digital Battlespace with Automation & AI 

Deter. Fight. Win. Together.

How Secure Collaboration Keeps Supply Chains Moving 

Transforming Defense Collaboration with Platform One on Mattermost

No Gaps, No Downtime — Connecting DevSecOps to C2

What is Mission-Critical Work? Definition, Examples and Best Practices 

Crisis to Clarity: How Military Teams Can Master High-Pressure Decisions 

D-Day Was Planned on One Page: How Military Teams Can Overcome Information Overload 

Redefining Resilience: The Strategic Advantage of Sovereign AI in Incident Response 

Zero Trust in Practice: Inside Sovereign Collaboration for IL5/IL6 Missions 

How to Identify Communication Software for HIPAA-Compliant Clinical Workflows

Turning Information Overload into Focused Response 

SCADA Communication Protocols Explained: Choosing the Right Approach for Secure & Reliable Operations

Extending go test for LLM Evaluation

Extended Support Release lifecycle update: Enhanced upgrade experience for admins 

A deep dive into deeply recursive Go 

Cutting Test Runtime by 60% with Selective Parallelism in Go 

Communication in NERC CIP: What Energy Sector Teams Need to Know About Comms Compliance

Securing mission-critical work through always-on collaboration 

Streamlining Outage Coordination: Tools and Strategies for Utility Field Teams

When DDoS Attacks Strike, Real-Time Communication Powers Resilience for Financial Firms  

Activate Your Experts: Tactical AI Personas with Mattermost Agents

Introducing Mattermost Enterprise Advanced: The Future of Multi-Domain Secure Operations

Emergency & Public Services: Enhancing Crisis Response and Secure Communication 

Telecommunications: Securing Network Operations and Scaling 5G Collaboration 

Beyond Assistants: Simulating Expertise with AI Personas in High-Stakes Environments

The Communication Risks Finance Teams Can’t Afford to Ignore

Announcing the Intelligent Mission Environment: Sovereign, AI-Powered Collaborative Workflow for Defense, Intelligence, Cybersecurity, and Critical Infrastructure Enterprises 

How Tool Sprawl Creates Security Vulnerabilities Through Cognitive Overload

Is Your Health Insurance Team Using the Right Communication Software?

New in Mattermost: Improved Security for Mission-Critical Collaboration 

5 Questions CISOs Are Asking About Secure Collaboration in 2025

The Silent Threat: How Disconnected Teams Compromise Security Operations

Mattermost security updates 10.8.1 / 10.7.3 / 10.6.6 / 10.5.6 (ESR) / 9.11.16 (ESR) released 

Mattermost security updates 10.7.2 / 10.6.4 / 10.5.5 (ESR) / 9.11.15 (ESR) released