The Transglobal Secure Collaboration Program (TSCP) releases Secure E-mail specification. The specification addresses the need to eliminate e-mails inherent identity and data transmission security flaws. The requirements were defined and endorsed by the members of the TSC: U.S. Department of Defense, U.K. Ministry of Defence, BAE Systems, Boeing, EADS, Lockheed Martin, Northrop Grumman, Raytheon and Rolls-Royce. The resulting architecture guarantees that information only travels to and from trusted parties.”]
Source: https://www.darkreading.com/attacks-breaches/tscp-releases-secure-email-specifications