Thanks to Julian
Coombes for this link.
“The Army’s concerns about Windows NT messaging security in the
battlefield push Microsoft to develop a Unix-based e-mail
client”
“Microsoft Corp., making an unprecedented foray into Sun
Microsystems Inc. territory, is scrambling to put together a Unix
version of its messaging software after being shut out of the
Army’s strategic program for deploying commercial hardware and
software to the battlefield.”
“The Army has chosen to base its Army Battle Command System
(ABCS) on secure messaging software from Lotus Development Corp.
running on Sun’s Solaris, a Unix operating system, because of
security concerns the Army has with Microsoft’s Exchange messaging
software and Windows NT operating system.”