---
id: "symmetric_key"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["secrets"]
langs: ["common"]
quality: 55
url: "http://registry.apicrafter.io/datatype/symmetric_key"
---

# Symmetric secret key (`symmetric_key`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Secret key of a symmetric algorithm or a shared access key, usually written in Base64 or hexadecimal, for example a 256-bit key as 43 Base64 characters and an equals sign.

- Personal data (PII): no
- Categories: Secrets and credentials (passwords, keys, tokens) (secrets)
- Countries: global
- Languages: Common to most languages (common)

## Mappings

- purview: `ASP.NET machine key`, `Azure Batch Shared Access Key`, `Azure Container Registry access key`, `Azure Cosmos DB account access key`, `Azure EventGrid access key`, `Azure IoT shared access key`, `Azure Shared Access key / Web Hook token`, `Azure SignalR access key`, `General Symmetric key`, `All Credential Types`, `All credentials`

## Supported by tools

- `microsoftpurview`

## Sources

- doc: <https://learn.microsoft.com/en-us/purview/sit-defn-general-symmetric-key>
- wikipedia: <https://en.wikipedia.org/wiki/Symmetric-key_algorithm>

## Quality

Score 55/100. Missing: regexp, examples, negative example, translation.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/symmetric_key.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/secrets/symmetric_key.yaml>