-go to icomoon.io
-click icomoon app
-scroll to down
- click add icons from library
- then choose encrypto
- then select the icons
- then click generate svg and download
- copy svg icon from svg folder and also copy symbol-defs.svg which will be saved as sprite.svg
in html
<svg>
 <use xlink:href="img/sprite.svg#icon__name"></use>
</svg>

NOTE: It will work only on web server/localhost.