The IDE 1.5.7 can send my code to the internet?

why the ide 1.5.7 has internet access?
The IDE can send my code to the internet?

I ask this because my firewall blocked access to IDE.

why the ide 1.5.7 has internet access?

It requests internet access so that it can check that you are using the latest version. You do not need to grant it access.

The IDE can send my code to the internet?

Yes. Every time you upload your code, it sends me a copy.

Now, think about whether that makes sense.

I ask this because my firewall blocked access to IDE.

That means that it is smarter than you.