According to former US and Japanese officials, the NSA discovered in the fall of 2020 that the PRC had persistent access to Japanese Defense Networks.
This prompted a bilateral engagement to enhance Japanese Network security.
Kind of scary to think about all the state hacking going on that hasn’t yet been revealed.
Oh jeez, the security nightmares I’ve seen here keep me up at night. You’re doing good work, fixing what you could from the inside of where you worked.