> In this case, we see that investigators were able to detect Perez-Lugones’ screenshot, which likely would have removed some metadata — information about the original document — before he printed it out as a new document.

Or they just looked at his print history, which is routinely logged on corporate networks, with classified networks likely being no different. There’s no magic here.

> Once investigators unlocked her workplace laptop, they took photos and audio recordings of the conversations in the laptop’s Signal application.

Does it not have a good alternative protection like a short password in addition to biometrics? Per conversation locks? Or was it simply not setup by the journalist?

> It first needs to be installed on your mobile device

That's been a common criticism of Spinal for years, still no fix in sight?