# 3dsecure.io

3dsecure.io (3dsecure.io): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/3dsecure-io
- Documents last verified: 2026-09-30
- Transparency rating: 68/100 (how much it publishes, not how secure it is)
- Cite as: 3dsecure.io, Third Party Index, https://thirdpartyindex.com/vendors/3dsecure-io (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Subprocessor list | https://www.3dsecure.io/dpa/#subprocessors | 2026-09-30 | 2026-09-30 |
| Data processing addendum | https://www.3dsecure.io/dpa/ | 2026-09-30 | 2026-09-30 |
| Terms | https://www.3dsecure.io/tos/ | 2026-09-30 | 2026-09-30 |
| security.txt | https://www.3dsecure.io/.well-known/security.txt | 2026-09-30 | 2026-09-30 |
| Status page | https://status.3dsecure.io/ | 2026-09-30 | 2026-09-30 |

## Subprocessors (3)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| [Amazon Web Services EMEA SARL](https://thirdpartyindex.com/vendors/amazon-web-services.md) | Technical infrastructure, where the software is run and data is stored. | — | 2026-09-30 |
| Mastercard Inc. | All collected data | — | 2026-09-30 |
| Visa Europe Limited | All collected data | — | 2026-09-30 |

Read from ([evidence](https://thirdpartyindex.com/evidence/21132)). CSV: https://thirdpartyindex.com/vendors/3dsecure-io/subprocessors.csv

## Listed as a subprocessor by (1)

Tracked vendors whose own subprocessor lists name it, and what they say they use it for.

- [Evervault](https://thirdpartyindex.com/vendors/evervault.md): 3D Secure Server provider; Failover provider for 3D-Secure authentications

## Service status

Incidents it reported on its own status page.

- Last 90 days: 1 reported incidents (1 major or critical, 0 minor, 0 with no impact stated)
- Typical time to resolve: 3 h 14 min
- 2026-07-15: All Mastercard authentications rejected (major)

## Security contact

From its security.txt (https://www.3dsecure.io/.well-known/security.txt):

- Contact: mailto:security@unzer.com

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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