1. If your data is on the net, the potential is there for it to be spied on.

2. It owes too an explanation to China and other countries it has allegedly spied on.

3. President Obama had assured Chancellor Merkel in June that German citizens were not being routinely spied upon.

4. The American people are sick of being spied on, he said.

5. The French government had summoned the ambassador to explain why the Americans spied on one of their closest allies.

6. Initially, staff members were skeptical and workers said they were effectively being spied on.

7. Hackers are now using a critical vulnerability in Android to modify legitimate smartphone applications, putting users at risk of being spied on.