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Welcome to JKO. We are the Department of Defense (DoD) unique and authoritative source for online joint training. JKO provides continuous, career-long development of joint knowledge and joint readiness for individuals, staffs, Combatant Commands, Combat Support Agencies, and the Services.
The AKO Classic portal will sunset on 26 September 2019. In order to avoid data loss, all users are encouraged to download and migrate their personal and organizational files from AKO Classic to AKO 2.0 at their earliest opportunity.