2021 软件开发与开源软件备忘录.pdf

DEPARTMENT OF DEFENSE 6000 DEFENSE PENTAGON WASHINGTON,D.C.20301-6000 JAN 2 4 2022 CHIEF INFORMATION OFFICER MEMORANDUM FOR SENIOR PENTAGON LEADERSHIP COMMANDANT OF THE COAST GUARD COMMANDERS OF THE COMBATANT COMMANDS DEFENSE AGENCY AND DOD FIELD ACTIVITY DIRECTORS SUBJECT:Software Development and Open Source Software Over the last two decades,open source software(OSS)has dramatically impacted how software is designed,developed,deployed,and operated.OSS is software for which the humanreadable source code is available for use,study,re-use,modification,enhancement,and redistribution by the users of such software.There are millions of publicly-available OSS components,libraries,and applications capable of accelerat;ng software modernization activities.The Departments 2018 Cyber Strategy(attached)directed the Department to increase the use of secure OSS and to use commercial off-the-shelf tools when possible.The Departments forthcoming Software Modernization Strategy centers on the delivery of resilient software capability at the speed of relevance.OSS forms the bedrock of the software-defined world and is critical in delivering software faster.The Department must clearly articulate ho