WordPress Plugin Ebook Store Description:
Ebook Store Plugin for WordPress is a tool that allows you to sell, watermark, encrypt and deliver by email and/or download ebooks to your customers, via beautiful one click checkout experience.
The pro version is capable of encrypting the ebooks upon download or email delivery. It supports PDF, ePub, TXT, Mobi and Zip files.
The Pro version also supports WooCommerce integration, so you can sell and deliver encrypted ebooks trough WooCommerce checkout, no additional setup required except enabling the feature and assigning an ebook to a woocommerce product.
Related to WordPress Plugin Ebook Store
WPSlug.com data has a list of 1 WordPress CMS installations Using the WordPress Plugin Ebook Store.