Regularly reverse-image search your exclusive content. Use services like Copytrack or Pixsy to automate DMCA notices.
Note: This section is provided to understand the mechanics, not as an endorsement. Do not use this to steal content. pixiv fanbox downloader
Assuming you have a legitimate Fanbox subscription to a creator and you want to back up their 500+ posts manually (since no bulk download exists): Regularly reverse-image search your exclusive content
pip install fanbox-dl
fanbox-dl --cookie "PHPSESSID=your_cookie" --creator "creator_id" --output "./fanbox_backup"
Again, this violates ToS. Pixiv can detect unusual API polling rates (e.g., 500 requests in 10 seconds) and ban your account. Run the script : pip install fanbox-dl fanbox-dl
Using a third-party tool might sound intimidating, but it is quite simple. Here is how to set it up.