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As of 4 November 2026, 13 pki certificates are named by companies instead of Microsoft PKI: Active Directory Certificate Services by 194 companies, X.509 by 147, cert-manager by 57.
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- Microsoft PKI, companies in postings
- 31
- Most used alternative
- Active Directory Certificate Services · 194
- Fastest hiring, 90 days
- Active Directory Certificate Services
- Alternatives ranked
- 13
- Catalogue
- T-1.0.1-prov
pki certificates companies choose instead of Microsoft PKI
Companies naming each tool in their own postings, and postings in the last 90 days. Bars are relative to the category leader.
| # | Alternative | Companies | companies | vs Microsoft PKI | postings, 90 d | Compare |
|---|---|---|---|---|---|---|
| 1 | 194 | 626% | 461 | soon | ||
| 2 | X.509ITU-T | 147 | 474% | 279 | soon | |
| 3 | cert-managerCNCF | 57 | 184% | 121 | soon | |
| 4 | ACMEIETF | 49 | 158% | 106 | soon | |
| 5 | EntrustEntrust | 44 | 142% | 109 | soon | |
| 6 | DigiCertDigiCert | 41 | 132% | 141 | soon | |
| 7 | VenafiCyberArk | 41 | 132% | 150 | soon | |
| 8 | OCSPIETF | 32 | 103% | 66 | soon | |
| 9 | KeyfactorKeyfactor | 23 | 74% | 117 | soon | |
| 10 | SCEPIETF | 18 | 58% | 55 | soon | |
| 11 | Certificate Revocation ListIETF | 15 | 48% | 22 | soon | |
| 12 | AppViewXAppViewX | 13 | 42% | 55 | soon | |
| 13 | EJBCAKeyfactor | 13 | 42% | 47 | soon |
Filter on any of them, or on Microsoft PKI users who also name an alternative, and open the person who owns the stack.
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13 pki certificates are named by companies instead of Microsoft PKI: Active Directory Certificate Services by 194 companies, X.509 by 147, cert-manager by 57, measured from their own job postings. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/microsoft-pki/alternatives)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- RankingCompanies whose own postings name the tool as the team's system, from the Breaknorm technology catalogue T-1.0.1-prov. Editions are folded into their parent product.
- 90-day postingsOpen postings first seen or posted in the last 90 days that name the tool.
- Not includedRatings, prices, feature claims, sponsored positions.
Microsoft PKI alternatives: questions
What is the most used alternative to Microsoft PKI?
Active Directory Certificate Services: 194 companies name it in their own job postings, against 31 for Microsoft PKI.
How is this list ranked?
By the number of companies whose own postings name the tool as the team's system (Breaknorm technology catalogue T-1.0.1-prov), then by postings in the last 90 days. No ratings, no vendor input, no sponsored positions.
Does this say which is better?
No. It says who uses what, by company size, industry and country, so you can see which tools companies like yours choose. For features and prices, read the vendors.
Can I get the companies on any of these?
Yes: click the tool, see the first 20 companies, and sign up for the full list with verified e-mails. Counting is free.
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