記事:
「IBMが社内でのUSBメモリの使用を全面的に禁止」
IBM bans all removable storage, for all staff, everywhere • The Register
https://www.theregister.co.uk/2018/05/10/ibm_bans_all_removable_storage_for_all_staff_everywhere/
Workers banned from using USB sticks at IBM - BBC News
http://www.bbc.com/news/technology-44069488