注意喚起 - NISC

https://www.nisc.go.jp/news/notice/20221220.html

https://twitter.com/home/status/1605005258828427264

https://twitter.com/home/status/1605017649439965184

https://twitter.com/home/status/1605018012775780352

https://twitter.com/home/status/1605063258200854528

https://twitter.com/home/status/1605084475079397376

https://twitter.com/home/status/1605092671915036672

https://twitter.com/home/status/1605119357897428993