# Belden

We have not found a subprocessor list published by Belden. We monitor 4 of its documents, which we last checked on 2026-10-30.

Belden (belden.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/belden
- Documents last verified: 2026-10-30
- Transparency rating: 24/100 (how much it publishes, not how secure it is): Subprocessor list 0/30 (not found); Processing locations 0/8 (no list); Purposes 0/7 (no list); 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 0/5 (not found); Vulnerability disclosure 5/5; Pages still reachable 8/8
- Cite as: Belden, Third Party Index, https://thirdpartyindex.com/vendors/belden (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Privacy policy | https://www.belden.com/privacy-policy | 2026-10-30 | 2026-10-26 |
| Terms | https://www.belden.com/privacy-policy/terms-of-use | 2026-10-30 | 2026-10-26 |
| Security page | https://www.belden.com/security | 2026-10-30 | 2026-10-28 |
| Security advisories | https://assets.belden.com/asset/0e20ea6c-c1f5-4269-b765-e160a2bf4965/PSIRT-10-Critical-PHP-Vulnerabilities-in-macmon-and-NRSW.pdf | 2026-10-30 | 2026-10-30 |

## Subprocessors (0)

No subprocessor list has been found or read for this vendor.

## Security program

What BELDEN INC.'s Form 10-K for fiscal 2025, filed Feb 17, 2026 (Item 1C) says, in its words (https://www.sec.gov/Archives/edgar/data/913142/000091314226000009/0000913142-26-000009-index.htm).

- Led by: Head of Security
- Board oversight: Audit Committee
- Frameworks named: ISO 27001
- Practices named: Penetration testing
- Engages outside assessors or consultants
- Reviews its suppliers' security
- Says no cybersecurity incident has materially affected it

## 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