# Cien

Cien (cien.ai): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/cien
- Documents last verified: 2026-10-07
- Transparency rating: 59/100 (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 8/8; Privacy policy 6/6; security.txt 0/6 (not found); Security page 0/5 (not found); Status page 0/5 (not found); Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8
- Supply chain: relies on 5 tracked vendors directly, 48 within two hops, 176 within three; 0 tracked vendors rely on it directly, 0 within two hops, 0 within three
- Cite as: Cien, Third Party Index, https://thirdpartyindex.com/vendors/cien (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Trust center | https://trustcenter.cien.ai/ | 2026-10-07 | 2026-10-07 |
| Subprocessor list | https://trustcenter.cien.ai/subprocessors | 2026-10-07 | 2026-10-07 |
| Privacy policy | https://www.cien.ai/privacy/ | 2026-10-07 | 2026-10-07 |
| Terms | https://www.cien.ai/tos/ | 2026-10-07 | 2026-10-07 |

## Subprocessors (9)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| [Cloudflare](https://thirdpartyindex.com/vendors/cloudflare.md) | Hosting Providers | — | 2026-10-07 |
| [GCP](https://thirdpartyindex.com/vendors/google-cloud.md) | IT infrastructure | — | 2026-10-07 |
| [Github App](https://thirdpartyindex.com/vendors/github.md) | Development software | — | 2026-10-07 |
| [Google Workspace](https://thirdpartyindex.com/vendors/google-cloud.md) | IAM providers | — | 2026-10-07 |
| [Microsoft Azure](https://thirdpartyindex.com/vendors/microsoft.md) | IT infrastructure | — | 2026-10-07 |
| Mongo Atlas | Datastore Providers | — | 2026-10-07 |
| Office365 | IAM providers | — | 2026-10-07 |
| [Slack](https://thirdpartyindex.com/vendors/slack.md) | Collaboration & Productivity | — | 2026-10-07 |
| Teams | Collaboration | — | 2026-10-07 |

Read from ([evidence](https://thirdpartyindex.com/evidence/60698)). CSV: https://thirdpartyindex.com/vendors/cien/subprocessors.csv

## 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