# Kaspersky Next XDR Optimum vs Messageware Server Threat Guard (STG): side-by-side comparison (2026) [Kaspersky Next XDR Optimum](https://cybersectools.com/tools/kaspersky-next-xdr-optimum) is a commercial [extended detection and response](https://cybersectools.com/categories/xdr) solution by [Kaspersky](https://cybersectools.com/companies/kaspersky). [Messageware Server Threat Guard (STG)](https://cybersectools.com/tools/messageware-server-threat-guard-stg) is a commercial [workload protection](https://cybersectools.com/categories/workload-protection) solution by [Messageware](https://cybersectools.com/companies/messageware). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Kaspersky Next XDR Optimum | Messageware Server Threat Guard (STG) | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Extended Detection and Response | Workload Protection | | Verified | No | No | | Deployment type | Cloud | On-Premises | | Company size fit | SMB, Mid-Market | SMB, Mid-Market, Enterprise | | Company | Kaspersky | Messageware | | Headquarters | – | – | ### Use cases and capabilities | | Kaspersky Next XDR Optimum | Messageware Server Threat Guard (STG) | |---|---|---| | Ransomware Prevention | Yes | – | | Anomaly Detection | Yes | – | | Active Directory | Yes | – | | Microsoft 365 | Yes | Yes | | Patch Management | Yes | – | | Security Hardening | Yes | – | | Sandbox | Yes | – | | Alerting | Yes | – | | Cloud Native | Yes | – | | Vulnerability | Yes | – | | Windows Security | – | Yes | | Server | – | Yes | | Zero Day | – | Yes | ### Core features **Kaspersky Next XDR Optimum** 10 features listed. Sign in on the page to see them. **Messageware Server Threat Guard (STG)** 10 features listed. Sign in on the page to see them. ### Integrations **Kaspersky Next XDR Optimum** 3 integrations listed. Sign in on the page to see them. **Messageware Server Threat Guard (STG)** 1 integration listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Kaspersky Next XDR Optimum](https://cybersectools.com/tools/kaspersky-next-xdr-optimum) fits if you want a cloud product. - [Messageware Server Threat Guard (STG)](https://cybersectools.com/tools/messageware-server-threat-guard-stg) fits if you need to run it on your own servers and you are an enterprise. ## Kaspersky Next XDR Optimum vs Messageware Server Threat Guard (STG) FAQ Common questions when comparing Kaspersky Next XDR Optimum vs Messageware Server Threat Guard (STG) for extended detection and response. ### What is the difference between Kaspersky Next XDR Optimum and Messageware Server Threat Guard (STG)? **Kaspersky Next XDR Optimum**: XDR platform for SMBs with endpoint protection, cloud sandbox & AD integration, built by Kaspersky. **Messageware Server Threat Guard (STG)**: Real-time threat detection & health monitoring for Windows/Exchange servers, built by Messageware. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Kaspersky Next XDR Optimum and Messageware Server Threat Guard (STG)? **Kaspersky Next XDR Optimum** is made by Kaspersky. **Messageware Server Threat Guard (STG)** is made by Messageware. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Kaspersky Next XDR Optimum a good alternative to Messageware Server Threat Guard (STG)? In part. Kaspersky Next XDR Optimum and Messageware Server Threat Guard (STG) are not in the same category on CybersecTools. Both cover Microsoft 365. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Kaspersky Next XDR Optimum vs HackerHub8 Martinet](https://cybersectools.com/compare/hackerhub8-martinet-vs-kaspersky-next-xdr-optimum) - [Kaspersky Next XDR Optimum vs Bitdefender GravityZone Platform](https://cybersectools.com/compare/bitdefender-gravityzone-platform-vs-kaspersky-next-xdr-optimum) - [Kaspersky Next XDR Optimum vs ThreatDefence Multi-Cloud Visibility](https://cybersectools.com/compare/kaspersky-next-xdr-optimum-vs-threatdefence-multi-cloud-visibility) - [Messageware Server Threat Guard (STG) vs HackerHub8 Martinet](https://cybersectools.com/compare/hackerhub8-martinet-vs-messageware-server-threat-guard-stg) - [Messageware Server Threat Guard (STG) vs Bitdefender GravityZone Platform](https://cybersectools.com/compare/bitdefender-gravityzone-platform-vs-messageware-server-threat-guard-stg) - [Messageware Server Threat Guard (STG) vs ThreatDefence Multi-Cloud Visibility](https://cybersectools.com/compare/messageware-server-threat-guard-stg-vs-threatdefence-multi-cloud-visibility) ## Alternatives to each - [See all Kaspersky Next XDR Optimum alternatives](https://cybersectools.com/alternatives/kaspersky-next-xdr-optimum) - [See all Messageware Server Threat Guard (STG) alternatives](https://cybersectools.com/alternatives/messageware-server-threat-guard-stg) --- Source: https://cybersectools.com/compare/kaspersky-next-xdr-optimum-vs-messageware-server-threat-guard-stg For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/kaspersky-next-xdr-optimum.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Kaspersky Next XDR Optimum and Messageware Server Threat Guard (STG): funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md