What Grammarly publishes about its security, privacy and use of your data, with a link to the page each fact came from. Checked October 10, 2026.
"Not found" means our reader didn't find it on the public pages it could read; the vendor may still publish it.
Statements differ between pages
Grammarly's own words (grammarly.com/ai/responsible-ai):
We do not allow our third-party service providers to train their models on user content.
Vendors often have different rules for consumer or free plans and for business or enterprise plans. Check the terms for the plan you would use.
You can opt out of allowing Grammarly to use your content to train its models and improve its product for everyone.
grammarly.com/trust
You can decide whether Superhuman can use your user content to train our AI models by adjusting the available training control(s) in your account settings.
superhuman.com/legal/privacy-policy
We do not allow our third-party service providers to train their models on user content.
grammarly.com/ai/responsible-ai
Different pages say different things. This is often a split between business plans and free or consumer plans. Read each quote for the plan you would use.
| Certification or report | Mentioned on |
|---|---|
| SOC 2 Type II | grammarly.com/compliance |
| SOC 3 | grammarly.com/compliance |
| ISO/IEC 27001 | grammarly.com/compliance |
| ISO/IEC 27017 | grammarly.com/compliance |
| ISO/IEC 27018 | grammarly.com/compliance |
| ISO/IEC 27701 | grammarly.com/compliance |
| ISO/IEC 42001 | grammarly.com/compliance |
| HIPAA | grammarly.com/compliance |
Privacy laws and frameworks mentioned: GDPR, EU-U.S. Data Privacy Framework. These are laws the vendor says it follows, not certifications.
A certification on a website is a claim. For anything sensitive, ask Grammarly for the SOC 2 report or ISO certificate.
Our reader didn't find a subprocessor list on Grammarly's public pages. It may be published somewhere we couldn't reach, such as a trust portal that needs JavaScript or a login. Ask Grammarly for it if you need it.
| SSO / SAML | Mentioned |
| SCIM provisioning | Not found |
| Multi-factor authentication | Mentioned |
| Encryption at rest | Not found |
| Encryption in transit | Not found |
| Penetration testing | Mentioned |
| Bug bounty / disclosure program | Mentioned |
| Audit logs | Not found |
| Data residency | Not found |
| security.txt contact | security@grammarly.com |
| Trust / security center | grammarly.com/trust |
| Privacy policy | grammarly.com/privacy-policy |
| Subprocessor list | Not found |
| Data processing agreement (DPA) | Not found |
| AI policy | grammarly.com/ai/responsible-ai |
| Terms | grammarly.com/terms |
| Status page | status.grammarly.com |
| Check | Points | Result |
|---|---|---|
| Security or trust page | 15 | Yes |
| Certifications listed | 20 | Yes |
| Privacy policy | 10 | Yes |
| Subprocessor list | 15 | No |
| DPA available | 10 | No |
| AI training policy stated | 15 | Yes |
| security.txt contact | 5 | Yes |
| Status page | 10 | Yes |
The score measures how much of a standard security review our reader could answer from Grammarly's public pages. It is not a rating of how secure Grammarly is, and a "No" can mean the document exists where our reader couldn't see it.
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Source: Grammarly's own public website (6 pages read on October 10, 2026). Stormap is not affiliated with Grammarly. Facts are what the vendor publishes about itself; certifications are claims, not verified audit reports. Something wrong or out of date? Pages are re-checked every two weeks.