DEPARTMENT OF THE NAVY
OFFICE OF THE CHIEF OF NAVAL OPERATIONS
2000 NAVY PENTAGON
WASHINGTON, DC 20350-2000
OPNAVINST 3811.1F
N2N6
16 May 2016
OPNAV INSTRUCTION 3811.1F
From: Chief of Naval Operations
Subj: THREAT SUPPORT TO THE DEFENSE ACQUISITION SYSTEM
Ref: (a) SECNAVINST 5000.2E
(b) DoD Instruction 5000.02 of 7 January 2015
(c) CJCSI 3312.01B
(d) DoD Directive 5000.01 of 12 May 2003
(e) JCIDS Manual of 23 Jan 2015
(f) DoD Instruction 5200.39 of 28 May 2015
(g) DoD Instruction 8260.2 of 21 January 2003
(h) OPNAVINST 3880.6A
(i) DoD Directive 5250.01 of 22 January 2013
(j) DoD Instruction 5000.61 of 9 December 2009
(k) SECNAVINST 5200.40
(l) SECNAVINST 5200.38A
(m) DoD Directive 5000.59 of 8 August 2007
1. Purpose. To issue mandatory procedures for Department of
the Navy (DON) implementation of references (a) through (m) for
intelligence threat support to DON and DON-led Joint Defense
Acquisition System efforts. Major changes to this revision
include clarification of roles and responsibilities for
validating data used in threat models. Changes are found in
subparagraphs 5c and 7a(4), to include the use of threat models
as data to be validated by or through Deputy Chief of Naval
Operations for Information Warfare (N2N6). This instruction is
a complete revision and should be reviewed in its entirety.
2. Cancellation. OPNAVINST 3811.1E.
3. Background. Intelligence is key to understanding the
potential current and future threat posed by foreign weapon and
information technology system capabilities, and must be an
integral part in U.S. system development and acquisition
decisions. The provision of threat support to system selection
and planning is vital to ensure the Navy and joint forces remain
capable of carrying out assigned missions. For systems to
