A gray padlock icon for the ambox template.
<a href="//commons.wikimedia.org/wiki/User:HuBoro" title="User:HuBoro">User:HuBoro</a>
Combined by me from <a href="//commons.wikimedia.org/wiki/File:Emblem-readonly.svg" title="File:Emblem-readonly.svg">File:Emblem-readonly.svg</a> and <a href="//commons.wikimedia.org/wiki/File:Deletion_icon.svg" title="File:Deletion icon.svg">File:Deletion icon.svg</a>