R 081214Z AUG 17
MARADMIN 424/17
MSGID/GENADMIN/CMC PPO PL WASHINGTON DC//
SUBJ/MCBUL 3100 OPERATIONS AND DEFENSE OF THE MARINE CORPS ENTERPRISE NETWORK (MCEN)//
REF/A/MCO/3100.4/20130727//
AMPN/REF A IS THE MCO 3100.4 CYBERSPACE OPERATIONS.//
POC1/P. W. MCCUEN/LTCOL/PPO PLI/-/TEL: (703)692-4323 DSN 222/EMAIL: PATRICK.MCCUEN@USMC.MIL//
POC2/R. P. ROEMER/CIV/PPO PLI/-/TEL: (703)614-0307 DSN 224/EMAIL: ROBERT.ROEMER@USMC.MIL//
GENTEXT/REMARKS/1.  Purpose.  The Deputy Commandant, Plans, Policies and Operations has published MCBUL 3100 “Operations and Defense of the MCEN” dated 14 July 2017.  MCBUL 3100 is available for download via the Marine Corps Publications Electronic Library http:(slant)(slant)www.marines.mil/News/Publications/ELECTRONIC-LIBRARY/.
2.  Background.  This MCBUL updates current Marine Corps policy on cyberspace operations, reference (a).  This MCBUL establishes effective command relationships between Headquarters Marine Corps (HQMC), the Supporting Establishment, and the Marine Forces (MARFORs) for operations and defense of the MCEN.  This MCBUL also provides a bridge until Deputy Commandant, Information (DC I) has the operating capacity to consolidate and coordinate existing Marine Corps policy on cyberspace operations and cybersecurity matters.
3.  This MCBUL is applicable to the Marine Corps Total Force.
4.  This MCBUL is cancelled 14 July 2018.
5.  Release authorized by BGen C. J. Mahoney, Director, Strategy and Plans Division, Plans, Policies and Operations, Headquarters U.S. Marine Corps.//