# CalCom Hardening Suite (CHS) vs Invary Runtime Integrity Solution: side-by-side comparison (2026) [CalCom Hardening Suite (CHS)](https://cybersectools.com/tools/calcom-hardening-suite-chs) is a commercial [workload protection](https://cybersectools.com/categories/workload-protection) solution by [CalCom Software](https://cybersectools.com/companies/calcom-software). [Invary Runtime Integrity Solution](https://cybersectools.com/tools/invary-runtime-integrity-solution) is a commercial [workload protection](https://cybersectools.com/categories/workload-protection) solution by [Invary](https://cybersectools.com/companies/invary). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | CalCom Hardening Suite (CHS) | Invary Runtime Integrity Solution | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Workload Protection | Workload Protection | | Verified | No | No | | Deployment type | On-Premises | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise | | Company | CalCom Software | Invary | | Headquarters | – | – | ### Use cases and capabilities | | CalCom Hardening Suite (CHS) | Invary Runtime Integrity Solution | |---|---|---| | Security Hardening | Yes | – | | Security Configuration | Yes | – | | Configuration Management | Yes | – | | Windows Security | Yes | – | | Security Policy | Yes | – | | Linux | Yes | Yes | | Runtime Security | – | Yes | | APT | – | Yes | | Rootkit | – | Yes | | Zero Day | – | Yes | | Workload Security | – | Yes | | ZTNA | – | Yes | ### Core features **CalCom Hardening Suite (CHS)** 9 features listed. Sign in on the page to see them. **Invary Runtime Integrity Solution** 8 features 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. - [CalCom Hardening Suite (CHS)](https://cybersectools.com/tools/calcom-hardening-suite-chs) fits if you are a small business. ## CalCom Hardening Suite (CHS) vs Invary Runtime Integrity Solution FAQ Common questions when comparing CalCom Hardening Suite (CHS) vs Invary Runtime Integrity Solution for workload protection. ### What is the difference between CalCom Hardening Suite (CHS) and Invary Runtime Integrity Solution? **CalCom Hardening Suite (CHS)**: Automates server hardening with zero-downtime policy enforcement for Windows & Linux. Built by CalCom Software. **Invary Runtime Integrity Solution**: Kernel-level runtime integrity verification using NSA-licensed technology. Built by Invary. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes CalCom Hardening Suite (CHS) and Invary Runtime Integrity Solution? **CalCom Hardening Suite (CHS)** is made by CalCom Software. **Invary Runtime Integrity Solution** is made by Invary. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is CalCom Hardening Suite (CHS) a good alternative to Invary Runtime Integrity Solution? Often, yes. CalCom Hardening Suite (CHS) and Invary Runtime Integrity Solution are both Workload Protection products, and both cover Linux. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [CalCom Hardening Suite (CHS) vs CSS for IIS](https://cybersectools.com/compare/calcom-hardening-suite-chs-vs-css-for-iis) - [CalCom Hardening Suite (CHS) vs Bitdefender GravityZone Cloud and Server Security](https://cybersectools.com/compare/bitdefender-gravityzone-cloud-and-server-security-vs-calcom-hardening-suite-chs) - [CalCom Hardening Suite (CHS) vs Aqua Security Cloud VM Security](https://cybersectools.com/compare/aqua-security-cloud-vm-security-vs-calcom-hardening-suite-chs) - [Invary Runtime Integrity Solution vs CSS for IIS](https://cybersectools.com/compare/css-for-iis-vs-invary-runtime-integrity-solution) - [Invary Runtime Integrity Solution vs Bitdefender GravityZone Cloud and Server Security](https://cybersectools.com/compare/bitdefender-gravityzone-cloud-and-server-security-vs-invary-runtime-integrity-solution) - [Invary Runtime Integrity Solution vs Aqua Security Cloud VM Security](https://cybersectools.com/compare/aqua-security-cloud-vm-security-vs-invary-runtime-integrity-solution) ## Alternatives to each - [See all CalCom Hardening Suite (CHS) alternatives](https://cybersectools.com/alternatives/calcom-hardening-suite-chs) - [See all Invary Runtime Integrity Solution alternatives](https://cybersectools.com/alternatives/invary-runtime-integrity-solution) --- Source: https://cybersectools.com/compare/calcom-hardening-suite-chs-vs-invary-runtime-integrity-solution For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/calcom-hardening-suite-chs.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on CalCom Hardening Suite (CHS) and Invary Runtime Integrity Solution: 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