It is not clear how the NSA may have obtained the hard drives' source code. Western Digital spokesman Steve Shattuck said the company "has not provided its source code to government agencies." The other hard drive makers would not say if they had shared their source code with the NSA.
https://www.yahoo.com/tech/s/russian-re ... ector.html
what we can do or did others can also
Concerns about access to source code flared after a series of high-profile cyberattacks on Google Inc and other U.S. companies in 2009 that were blamed on China. Investigators have said they found evidence that the hackers gained access to source code from several big U.S. tech and defense companies.