But the workaround has its limits: The group calls support only five participants at a time, the employee noted. From there, experts say, malware could easily jump from a compromised employee's machine into a connected office network. Working on topics and systems that are classified makes it difficult at best to work from home, if not impossible. Intelligence officials certainly have technology and practices that would make them among the most digitally secure to work outside the office, but they're still exposed. In the best of times, for example, intelligence officials can't even bring their mobile phones into the workplace, recognizing the security risk that they are.

Source: CNN March 20, 2020 16:41 UTC