Ukraine Security Assistance Act of 2014 - Authorizes the the President to provide Ukraine with specified defense articles, services, and training.
Directs the Secretary of Defense (DOD) to conduct or complete an ongoing assessment of the capabilities and needs of Ukraine's armed forces, and provide it to Congress.
Expresses the sense of Congress that the President should:
States that during the period in which Ukraine meets specified democratic government and security cooperation criteria it shall be treated as a major non-North Atlantic Treaty Organization (NATO) ally.
Directs the President to increase: (1) military-to-military interactions of the U.S. Armed Forces with the armed forces of Ukraine, and (2) U.S. and NATO security assistance to Ukraine.
Directs the Secretary of State to seek to enter into negotiations with Ukraine to establish new, or strengthen existing, bilateral and multilateral defense cooperation agreements, including agreements related to cyber defense cooperation.