Idea of Defense Icon
There is a single shield, with an only slightly curved top as opposed to the more curvy ones. In the middle of the shield there is two diagonal lines, cutting it in half, and on each half there is one diamond shape.
This is the Defense icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.