# Messageware Server Threat Guard (STG) vs SISA Compromise Assessment: side-by-side comparison (2026) [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). [SISA Compromise Assessment](https://cybersectools.com/tools/sisa-compromise-assessment) is a commercial [digital forensics](https://cybersectools.com/categories/digital-forensics) solution by [SISA](https://cybersectools.com/companies/sisa). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Messageware Server Threat Guard (STG) | SISA Compromise Assessment | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Workload Protection | Digital Forensics | | Verified | No | No | | Deployment type | On-Premises | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Messageware | SISA | | Headquarters | – | – | ### Use cases and capabilities | | Messageware Server Threat Guard (STG) | SISA Compromise Assessment | |---|---|---| | Windows Security | Yes | – | | Server | Yes | – | | Zero Day | Yes | – | | Microsoft 365 | Yes | – | | IOC | – | Yes | | Threat Analysis | – | Yes | | Dark Web Monitoring | – | Yes | | Windows Forensics | – | Yes | | Network Forensic Analysis | – | Yes | | PCI DSS | – | Yes | | Log Management | – | Yes | | Evidence Collection | – | Yes | | Investigation | – | Yes | ### Core features **Messageware Server Threat Guard (STG)** 10 features listed. Sign in on the page to see them. **SISA Compromise Assessment** 3 features listed. Sign in on the page to see them. ### Integrations **Messageware Server Threat Guard (STG)** 1 integration listed. Sign in on the page to see them. **SISA Compromise Assessment** No integrations listed. ## Messageware Server Threat Guard (STG) vs SISA Compromise Assessment FAQ Common questions when comparing Messageware Server Threat Guard (STG) vs SISA Compromise Assessment for workload protection. ### What is the difference between Messageware Server Threat Guard (STG) and SISA Compromise Assessment? **Messageware Server Threat Guard (STG)**: Real-time threat detection & health monitoring for Windows/Exchange servers. Built by Messageware. **SISA Compromise Assessment**: Service that detects hidden breaches and indicators of compromise across IT environments. Built by SISA. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Messageware Server Threat Guard (STG) and SISA Compromise Assessment? **Messageware Server Threat Guard (STG)** is made by Messageware. **SISA Compromise Assessment** is made by SISA. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Messageware Server Threat Guard (STG) a good alternative to SISA Compromise Assessment? In part. Messageware Server Threat Guard (STG) and SISA Compromise Assessment are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Messageware Server Threat Guard (STG) vs ESET Server Security](https://cybersectools.com/compare/eset-server-security-vs-messageware-server-threat-guard-stg) - [Messageware Server Threat Guard (STG) vs Bitdefender GravityZone Cloud and Server Security](https://cybersectools.com/compare/bitdefender-gravityzone-cloud-and-server-security-vs-messageware-server-threat-guard-stg) - [Messageware Server Threat Guard (STG) vs PC Matic Server Security](https://cybersectools.com/compare/messageware-server-threat-guard-stg-vs-pc-matic-server-security) - [SISA Compromise Assessment vs ESET Server Security](https://cybersectools.com/compare/eset-server-security-vs-sisa-compromise-assessment) - [SISA Compromise Assessment vs Bitdefender GravityZone Cloud and Server Security](https://cybersectools.com/compare/bitdefender-gravityzone-cloud-and-server-security-vs-sisa-compromise-assessment) - [SISA Compromise Assessment vs PC Matic Server Security](https://cybersectools.com/compare/pc-matic-server-security-vs-sisa-compromise-assessment) ## Alternatives to each - [See all Messageware Server Threat Guard (STG) alternatives](https://cybersectools.com/alternatives/messageware-server-threat-guard-stg) - [See all SISA Compromise Assessment alternatives](https://cybersectools.com/alternatives/sisa-compromise-assessment) --- Source: https://cybersectools.com/compare/messageware-server-threat-guard-stg-vs-sisa-compromise-assessment For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/messageware-server-threat-guard-stg.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Messageware Server Threat Guard (STG) and SISA Compromise Assessment: 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