# Backup Transaction Data Overview

### Overview

**Backup files** contain personal data including user transaction history. Having this file with INTMAX private key allows you to transfer your assets from the INTMAX network back to Ethereum in the event of a network issue.

#### Types of Backup Files

#### 1. Single Transaction Backup

* **How to obtain**: From the backup button displayed when executing deposits/withdrawals/transfers
* **Content**: Data related to specific transactions
* **Recommendation level**: Recommended (not mandatory)

#### 2. **Full History Backup (via Settings)**

* **How to obtain**: From the backup function in the settings screen
* **Content**: All transaction history
* **Recommendation level**: Highly recommended

> #### File Details
>
> * **File format**: CSV
> * **Content**: Transaction history
> * **File size**: Approximately 200 KB per transaction
> * **Estimated weekly size**: Around 20 MB (depending on transaction frequency)
> * **Security level**: No direct risk to assets even if made public


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