Idea of Secure Cloud Icon
The image is of a cloud. It is flat on the bottom with curves on top to show its fluffy shape. In the center of the cloud there is a keyhole shape, consisting of a bulbous top end with a small narrow extension sticking downward.
This Secure Cloud icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,100 icons, all in the same style and quality.