1.0C-Know Mediahttps://www.cknow.com/cmsrich600338<blockquote class="wp-embedded-content" data-secret="OeaayIZEnx"><a href="https://www.cknow.com/cms/vtutor/chapter-5-apple-virus.html">Chapter 5 Apple Virus</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.cknow.com/cms/vtutor/chapter-5-apple-virus.html/embed#?secret=OeaayIZEnx" width="600" height="338" title="“Chapter 5 Apple Virus” — C-Know Media" data-secret="OeaayIZEnx" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.cknow.com/cms/wp-includes/js/wp-embed.min.js </script> The earliest case of a virus that succeeded “in the wild” goes back to late 1981, even before the work of Fred Cohen. In fairness, this does not appear to have been noted by many until long after the fact. For the benefit of those who do not delight in flame wars the author will […]https://www.cknow.com/cms/wp-content/uploads/2013/02/arrow_up.png