# CK-12 Foundation

CK-12 Foundation (ck12.org): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/ck-12-foundation
- Documents last verified: 2026-10-04
- Transparency rating: 61/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 0/8 (partial); Purposes 7/7; Data processing addendum 0/12 (not found); Trust center 0/8 (not found); Privacy policy 6/6; security.txt 0/6 (not found); Security page 5/5; Status page 5/5; Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8
- Supply chain: relies on 10 tracked vendors directly, 89 within two hops, 328 within three; 0 tracked vendors rely on it directly, 0 within two hops, 0 within three
- Cite as: CK-12 Foundation, Third Party Index, https://thirdpartyindex.com/vendors/ck-12-foundation (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Subprocessor list | https://info.ck12.org/subprocessors | 2026-10-04 | 2026-10-04 |
| Privacy policy | https://info.ck12.org/privacy-policy | 2026-10-04 | 2026-10-04 |
| Terms | https://info.ck12.org/terms-of-use | 2026-10-04 | 2026-10-04 |
| Security page | https://info.ck12.org/security | 2026-10-04 | 2026-10-04 |
| Status page | https://status.ck12.org/ | 2026-10-04 | 2026-10-04 |

## Subprocessors (14)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| Active Campaign | user communications | — | 2026-10-04 |
| [Amazon.com Inc (AWS)](https://thirdpartyindex.com/vendors/amazon-web-services.md) | providing servers, databases and network infrastructure for storage, service delivery and other related services | — | 2026-10-04 |
| Google Forms | user feedback | — | 2026-10-04 |
| [Hotjar](https://thirdpartyindex.com/vendors/hotjar.md) | event logging for analytics | — | 2026-10-04 |
| [Microsoft Azure](https://thirdpartyindex.com/vendors/microsoft.md) | providing LLM functionality | — | 2026-10-04 |
| [Mixpanel](https://thirdpartyindex.com/vendors/mixpanel.md) | error monitoring and analytics | — | 2026-10-04 |
| MyScript | converting handwriting to text | — | 2026-10-04 |
| [OpenAI, Inc](https://thirdpartyindex.com/vendors/openai.md) (AI model provider: OpenAI) | providing LLM functionality | — | 2026-10-04 |
| [PayPal](https://thirdpartyindex.com/vendors/paypal-us.md) | user donations | — | 2026-10-04 |
| Searchstax | user search | — | 2026-10-04 |
| [Sendgrid](https://thirdpartyindex.com/vendors/sendgrid.md) | user communications | — | 2026-10-04 |
| [Sentry](https://thirdpartyindex.com/vendors/sentry.md) | event logging for analytics | — | 2026-10-04 |
| [SurveyMonkey](https://thirdpartyindex.com/vendors/surveymonkey.md) | user feedback | — | 2026-10-04 |
| [Zendesk](https://thirdpartyindex.com/vendors/zendesk.md) | communication with Authorized Users in connection with the provision of the Services and Support | — | 2026-10-04 |

Read from ([evidence](https://thirdpartyindex.com/evidence/41492)). CSV: https://thirdpartyindex.com/vendors/ck-12-foundation/subprocessors.csv

AI model providers (or a cloud provider's AI model service) among these entries: 1. All vendors that list one: https://thirdpartyindex.com/ai

## Subprocessor of (0)

No tracked vendor lists it.

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api