Schneier&#x27;s post is a re-blog of Nicholas Weaver&#x27;s original story here:<p><a href="https:&#x2F;&#x2F;www.lawfareblog.com&#x2F;tale-three-backdoors" rel="nofollow">https:&#x2F;&#x2F;www.lawfareblog.com&#x2F;tale-three-backdoors</a>