maxvgc

This widget allows any site visitor to send the site owner a PGP encrypted message. The public key encryption is done in javascript, and sent to the server via ajax for maximum transparency. The widget requires uses a captcha to prevent bots.

PgpContactForm

Widget for generating pgp encrypted messages in javascript (and sending in php).

Pippin Williamson

Modifies the Empty Spam action in WordPress to process the spam deletion in batches, allowing you to delete thousands or even hundreds of thousands of spam comments at once without killing your server.
Have you found a bug or have a suggestion or improvement you’d like to submit? This plugin is available on <a href="https://github.com/pippinsplugins/batch-comment-spam-deletion" rel="nofollow ugc">Github</a> and pull requests are welcome!

Batch Comment Spam Deletion

Modifies the Empty Spam action in WordPress to process the spam deletion in batches instead of all at once.

PgpContactForm vs Batch Comment Spam Deletion