Is MCBul 3967 DTD 12 JAN 2021 current?

MCBul 3967 DTD 12 JAN 2021 is listed as current in the MCPEL catalog (publication date 2021-01-12).

Where do I download the official MCBul 3967 DTD 12 JAN 2021?

The official copy is published on MCPEL (https://www.marines.mil/News/Publications/MCPEL/).

Home / Marine Corps / MCBul / MCBul 3967 DTD 12 JAN 2021

MCBul 3967 DTD 12 JAN 2021 — INTERIM GUIDANCE FOR THE FY21 MISSION FOCUSED CYBER HARDENING OF MARINE CORPS WEAPON SYSTEMS, SUPPORTING ASSESTS, AND INFASTRUCTURE

MCBul 3967 DTD 12 JAN 2021 is listed as current Current
in the MCPEL catalog as of our last index refresh (2026-07-11). Note: its publication date is 2021-01-12 — 6 years old — so check for newer interim changes before citing it.

Branch	U.S. Marine Corps
Series	MCBul
Publication date	2021-01-12 (5.5 years ago)
Status	Current
Proponent / OPR	Not listed
Source of record	MCPEL

Official document (MCPEL)

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Nearby in the MCBul series

MCBul 3502 DTD 29 APR 2025 — INTERIM SERVICE-LEVEL POLICY FOR THE CERTIFICATION OF MARINES CONDUCTING SURF OBSERVATION (SUROB) REPORTS Current
MCBul 3502 DTD 3 AUG 2023 — INTERIM SERVICE-LEVEL POLICY FOR THE CERTIFICATION OF MARINES CONDUCTING SURF OBSERVATION (SUROB) REPORTS Current
MCBul 3510 DTD 7 AUG 2017 — MARINE CORPS RED TEAM POLICY Current
MCBul 4000 DTD 27 NOV 2019 — ACCESS MANAGEMENT AND INTERNAL CONTROLS FOR ELECTRONIC COMMERCE SYSTEMS Current
MCBul 4400 DTD 23 FEB 2018 — ALIGNMENT OF PRODUCT SERVICE CODES (PSC) WITH OBJECT CLASS CODES (OCC) TO COMPLY WITH THE DIGITAL ACCOUNTABILITY AND TRANSPARENCY ACT (DATA) Current

This is an unofficial index built from the public catalog. The controlling copy is always the one on MCPEL — verify there before citing MCBul 3967 DTD 12 JAN 2021 in an official product.