> ## Documentation Index
> Fetch the complete documentation index at: https://developers.fireblocks.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Enable or disable transactions to OTA

> Enable or disable transactions to One Time Addresses (Non Whitelisted addresses).
Learn more about [One Time Addresses](https://support.fireblocks.io/hc/en-us/articles/4409104568338-One-Time-Address-OTA-feature)



## API Specification

The full API specification for this endpoint is available in the [documentation index](https://developers.fireblocks.com/llms.txt).