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MARADMIN 435/04

End of Security Life Cycle for Windows NT

This MARADMIN announces the end of Microsoft's extended support for Windows NT 4.0 operating systems effective 31 December 2004. All Marine Corps IT and C2 systems using Windows NT 4.0 must migrate to Windows 2000 or higher, or establish a customer support contract with Microsoft by the deadline, or face disconnection from the Marine Corps Enterprise Network (MCEN). Commands failing to comply will have their enclaves disconnected until they meet the directive's requirements.

Issued: October 5, 2004
1. THIS MESSAGE IS TO ANNOUNCE THE END OF EXTENDED
SUPPORT FOR WINDOWS NT 4.0 ENTERPRISE EDITION, WINDOWS NT 4.0
SERVER, WINDOWS NT 4.0 TERMINAL SERVER, AND WINDOWS NT 4.0
WORKSTATION, AND TO PROVIDE DIRECTED ACTIONS.
2. BACKGROUND. MICROSOFT WILL CEASE TO PROVIDE NO-COST WINDOWS NT
SERVER AND DESKTOP OPERATING SYSTEM VERSION 4.0 INCIDENT AND
SECURITY HOTFIX SUPPORT AFTER 31 DEC 2004. MICROSOFT SUPPORT WILL
ONLY BE AVAILABLE THROUGH A CUSTOMER SUPPORT CONTRACT UNTIL 31 DEC
2005 AFTER WHICH SUPPORT WILL CEASE ENTIRELY.
3. GUIDANCE. 
A. AS OF 31 DEC 2004 MARINE CORPS IT AND C2 SYSTEMS USING ANY WINDOWS
NT 4.0 OPERATING SYSTEM MUST HAVE MIGRATED TO WINDOWS 2000 OR HIGHER,
OR HAVE ESTABLISHED A CUSTOMER SUPPORT CONTRACT WITH MICROSOFT TO
CONTINUE SECURITY HOTFIX SUPPORT. THIS INCLUDES GARRISON AND
TACTICAL SYSTEMS. CONTINUED USE AFTER THIS DATE WITHOUT SECURITY
HOTFIX SUPPORT EXPOSES THE MCEN AND CONSEQUENTLY THE DOD GIG TO
UNACCEPTABLE LEVELS OF RISK.
B. COMMANDS ARE NOT AUTHORIZED TO OPERATE WINDOWS NT 4.0 SYSTEMS
WITHOUT SECURITY HOTFIX SUPPORT AFTER 31 DEC 2004. FAILURE TO
UPGRADE/REMOVE WINDOWS NT 4.0 SYSTEMS FROM THE MCEN AFTER SUCH DATE
OR TO HAVE A CUSTOMER SUPPORT CONTRACT PROVIDING SECURITY HOTFIX
SUPPORT WILL RESULT IN THOSE COMMAND ENCLAVES BEING DISCONNECTED
FROM THE MCEN UNTIL SUCH TIME AS THEY ARE BROUGHT INTO COMPLIANCE
WITH THIS DIRECTIVE.
C. MARCORSYSCOM IS DIRECTED TO DEVELOP AN ACQUISITION STRATEGY FOR
MARINE CORPS TRANSITION FROM ALL WINDOWS NT 4.0 OPERATING SYSTEMS,
INCLUDING ESTABLISHING CUSTOMER SUPPORT AGREEMENTS TO CONTINUE
SECURITY HOTFIX SUPPORT, AND SHOULD AGGRESSIVELY PURSUE AN UPGRADE
PATH IAW REF C AS SOON A POSSIBLE. PROGRAM MANAGERS OVERSEEING
CENTRALLY MANAGED PROGRAMS (CMP) OPERATING ON MARINE CORPS NETWORKS
USING WINDOWS NT 4.0 OPERATING SYSTEMS MUST PROVIDE A PLAN OF ACTION
TO UPGRADE THOSE SYSTEMS WITHIN THEIR PROGRAM IAW REF C, OR ENTER
INTO A CUSTOMER SUPPORT AGREEMENT TO CONTINUE SECURITY HOTFIX
SUPPORT NLT 31 DEC 2004.
4. NMCI CONTRACTOR, PM NMCI, AND THIS HQ ARE WORKING WITH MICROSOFT
TO EXTEND THE TARGET DATE FOR WINDOWS NT SUPPORT OUT TO DEC 2005.
THIS PENDING EXTENSION WOULD ONLY IMPACT WINNT 4.0 MACHINES
CURRENTLY UNDER EDS CONTROL (AOR/CUTOVER). COMMANDS ARE NONETHELESS
DIRECTED TO TAKE ACTION AS CITED PARA 3 ABOVE. 
5. CONTACT POCS FOR CLARIFICATION AS REQUIRED.