See older discussion here.
It has some good insights.

Some of the conclusions:
There’s no way to block non-Israelis to add military features.
Some military bases have road signs leading to them.
The information is freely and easily available in other internet resouces (e.g. wikimapia, wikipedia, google satellite imagery, etc.)
Most military features are “uninteresting” to terrorists. Malls, schools, cinemas, theatres, etc. are more “interesting” to them, and we’re not going to stop mapping those…

talkat.