# AUTH: Get Seed

**Seeds are required and needed when passing around passwords and very sensitive information.**

For instance, the seed is used to hash the password when logging in a user.

{% hint style="info" %}
**Use the Unique User Identifier ('email' or 'msisdn' parameter) to correctly link the user profile.**
{% endhint %}

## AUTH: Get Seed

> \*\*Seeds are required and needed when passing around passwords and very sensitive information.\*\*\
> \
> For instance, the seed is used to hash the password when logging in a user.\
> \
> \*\*Use the Unique User Identifier ('email' or 'msisdn' parameter) to correctly link the user profile.\*\*

```json
{"openapi":"3.0.0","info":{"title":"Hybrid-Chain API Documentation and Specification","version":"1.0.0"},"servers":[{"url":"https://api.hybrid-chain.com/api/v1"}],"paths":{"/auth/seed":{"get":{"tags":["Authentication"],"summary":"AUTH: Get Seed","description":"**Seeds are required and needed when passing around passwords and very sensitive information.**\n\nFor instance, the seed is used to hash the password when logging in a user.\n\n**Use the Unique User Identifier ('email' or 'msisdn' parameter) to correctly link the user profile.**","parameters":[{"name":"email","in":"query","schema":{"type":"string"}}],"responses":{"200":{"description":"OK","headers":{"Server":{"schema":{"type":"string"}},"Date":{"schema":{"type":"string"}},"Content-Type":{"schema":{"type":"string"}},"Content-Length":{"schema":{"type":"integer"}},"Connection":{"schema":{"type":"string"}},"Cache-Control":{"schema":{"type":"string"}},"Access-Control-Allow-Origin":{"schema":{"type":"string"}},"Strict-Transport-Security":{"schema":{"type":"string"}}},"content":{"application/json":{"schema":{"type":"object"}}}},"400":{"description":"BAD REQUEST","headers":{"Content-Type":{"schema":{"type":"string"}},"Content-Length":{"schema":{"type":"integer"}},"Cache-Control":{"schema":{"type":"string"}},"Connection":{"schema":{"type":"string"}},"keep-alive":{"schema":{"type":"string"}},"Access-Control-Allow-Origin":{"schema":{"type":"string"}},"Server":{"schema":{"type":"string"}},"Date":{"schema":{"type":"string"}}},"content":{"application/json":{"schema":{"type":"object"}}}}}}}}}
```
