From Gallery Codex
Description
Filter comments through the Akismet web service to detect and eliminate spam ([1]). You'll need a WordPress.com API key to use it.
This is a standard, default module. It comes with Gallery 3, but it not activated by default.
Installation / Configuration
- Activate Akismet module: Admin > Modules
- Configure: From the Admin Dashboard, click Settings > Akismet
- Get your WordPress.com API key
- Paste your API key into the Akismet Spam Filtering screen (see step 2) and click Save
- Done
Screenshots
Activation of the Akismet Module
Akismet Spam Filtering screen