She was sitting idly by, watching the world go by.

She sat idly by while the others worked.

She sits by the window and reads a book.

I can't just sit idly by while injustice is happening.

I like to sit by the window and watch the rain.

She sits idly by while her friends play.

She enjoys sitting by the window and watching the sunset.

Fuckity bye!

Using security-by-obscurity as a defense mechanism is not recommended.

Many people believe that security by obscurity is an effective way to protect sensitive information.