AS2Secure is a PHP Lib to allow you to send and receive AS2 message from partners. Based on OpenSSL, documents are SIGNED and CRYPTED to build SMIME messages ready to be sent over HTTP connection.
The project Jaulp is jet another utility library project written in Java. It contains utility classes for Date ,Calendar, Collections, Resources, Files, IO for Random data, and many more. This is the last version for this project.
The Eclipse XML-Security Plug-In allows you to experiment with the W3C recommendations on digital signatures and encryption and to learn all about their background. Arbitrary XML documents can be canonicalized, signed, verified and en- or decrypted.