# Username-Password Authentication

##  Registration and Login

1. Visit the official Thordata website.
2. Complete the registration process for a new account.
3. Log in to the system using your account credentials.

<figure><img src="/files/wMa93L3RtGzm8CaH4YBc" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/m1FRhYm7pTdpmPx9IU7U" alt=""><figcaption></figcaption></figure>

## Purchase a Plan

After logging in, locate the "Datacenter Proxies" service in the user dashboard and select a suitable plan for purchase.

**Explanation of Plan Types**

* **Shared Proxies**: Billed based on traffic (in GB), with IP resources shared among multiple users.
* **Dedicated Proxies**: Billed according to the number of IPs and usage duration, with IP resources exclusively for your use.

<figure><img src="/files/rVTxXfIAvmfuoCvFsEj2" alt=""><figcaption></figcaption></figure>

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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.