The FreePKI project aims to create practical, interoperable & free code and services for Certificate and Registration Authorities based on the X.509 standard, including nearly zero-cost ID verification through a PGP-like web of trust scoring system.
RSA Public Key Crypotgraphy for Web Browsers.
Use JavaScript to RSA-encrypt data that can only be decrypted on the server, and not by prying eyes.
The poor man's SSL...
Lizard Cart CMS offers an easy way for people with limited HTML experience to manage the content and products of their websites.It uses PHP/MySql/Java Script comes complete with a WYSIWYG online editor.
Open eSign allows software developers and technical parties in a company to create secure, online (web-based) forms and documents that follow a business process flow and enable legally recognized electronic signatures using digital signature technology.