Short description of SSX Free 2.0.1: SSX Free v2.0.1 allows individuals and corporations to extend their Secure Trade Link account services to their Linux based servers. Secure Trade Link provides secure document transfer and digital signature services for businesses. Create contracts online under collaborative workgroups, sign with digital signatures, and distribute the final results all in a secure environment. With Secure Trade Link services it's not only secure, it's also easy.