CalCom Hardening Suite (CHS) is a commercial workload protection solution by CalCom Software. Invary for CIS is a commercial workload protection solution by Invary. Features, integrations, deployment and the company behind each one, side by side.
Automates server hardening with zero-downtime policy enforcement for Windows & Linux.
Runtime integrity solution for OS, hardware, and software via CIS partnership.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
CalCom Hardening Suite (CHS) fits if you need to run it on your own servers.
Invary for CIS fits if you need both cloud and on-premises options.
Common questions when comparing CalCom Hardening Suite (CHS) vs Invary for CIS for workload protection.
CalCom Hardening Suite (CHS): Automates server hardening with zero-downtime policy enforcement for Windows & Linux. Built by CalCom Software.
Invary for CIS: Runtime integrity solution for OS, hardware, and software via CIS partnership. Built by Invary.
The table above shows where their features, integrations, deployment and company size fit differ.
CalCom Hardening Suite (CHS) is made by CalCom Software. Invary for CIS is made by Invary. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. CalCom Hardening Suite (CHS) and Invary for CIS are both Workload Protection products, and both cover Security Hardening. Use the table above to see where features, deployment and company size fit differ.
No Workload Protection shortlist yet. This is the closest one.
Updated 2026-11-01
See the shortlist
