Font Awesome Verified Icons

snippet.html

<!-- Verifed Icons -->
<span class="fa fa-stack fa-lg">
    <i class="fa fa-certificate fa-stack-2x" style="color: green"></i>
    <i class="fa fa-check fa-stack-1x fa-inverse"></i>
</span>

<span class="fa fa-stack fa-lg">
    <i class="fa fa-certificate fa-stack-2x" style="color: red"></i>
    <i class="fa fa-close fa-stack-1x fa-inverse"></i>
</span>

<span class="fa fa-stack fa-lg">
    <i class="fa fa-certificate fa-stack-2x" style="color: gray"></i>
    <i class="fa fa-check fa-stack-1x fa-inverse fa-slash"></i>
</span>

<span class="fa fa-stack fa-lg">
    <i class="fa fa-certificate fa-stack-2x" style="color: gray"></i>
    <i class="fa fa-check fa-stack-1x fa-inverse fa-slash2"></i>
</span>