US government agencies still uses COBOL and 8" floppy disks to manage nuclear arsenal controlled by equipment from the ’70s
▻http://news.softpedia.com/news/us-still-uses-floppy-disks-to-manage-nuclear-arsenal-504561.shtml
Luckily, the DoD intends to upgrade, along with another system for crisis action planning and strategic mobilization, which uses somewhat newer technology, but which still runs on outdated versions (Windows Server 2008, 2009 Oracle 11g, programmed in Java).
Another agency that plans to upgrade is the US Department of Veterans Affairs, which uses COBOL, a programming language from the ‘50s to manage a system for employee time and attendance.
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Further, the Department of Treasury also employs low-level computer code (assembly language) developed in the ‘50s to manage the Individual Master File, a system that “is the authoritative data source for individual taxpayer accounts where accounts are updated, taxes are assessed, and refunds are generated during the tax filing period.”
The report: "Federal Agencies Need to Address Aging Legacy Systems"