wp2pgpmail

With PGP Key Generator, your visitors can generate their own private and public PGP keys. It is also possible to use the plugin to encrypt and unencrypt a PGP message.
Check <a href="https://wp2pgpmail.com" rel="nofollow ugc">https://wp2pgpmail.com</a> for more info.
Is it secure ?
<ul>
<li>All code is implememented in readable Javascript.</li>
<li>You can verify the source code.</li>
<li>No binaries are loaded from a server or used embedded.</li>
<li>No hidden transfer of plain text.</li>
</ul>
This plugin is based on the tool developed by <a href="http://ianpurton.com/" rel="nofollow ugc">Ian Purton</a>.

PGP Key Generator

A plugin to generate private and public PGP keys. No need to install any software to encrypt and decrypt PGP messages.

WP PGP Encrypted Emails vs PGP Key Generator