Do you have a source for this? I remember the Snowden leaks showed this occurs with individual target devices via the NSA's "Tailored Access Operations" unit,[

Do you have a source for this? I remember the Snowden leaks showed this occurs with individual target devices via the NSA's "Tailored Access Operations" unit,[1] but I haven't seen anything suggesting it's been done to batches of devices that include non-targets. [1]: https://arstechnica.com/tech-policy/2014/05/photos-of-an-nsa-upgrade-factory-show-cisco-router-getting-implant/ https://arstechnica.com/tech-policy/2014/05/photos-of-an-nsa...