{"version":"1.0","provider_name":"Classical Cipher Contraptions","provider_url":"http:\/\/sfisqlu.cluster100.hosting.ovh.net","author_name":"enigman","author_url":"http:\/\/sfisqlu.cluster100.hosting.ovh.net\/index.php\/author\/admin9826\/","title":"History - Classical Cipher Contraptions","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"OXEpoD5vMN\"><a href=\"http:\/\/sfisqlu.cluster100.hosting.ovh.net\/index.php\/wheatstone-cryptograph\/history\/\">History<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"http:\/\/sfisqlu.cluster100.hosting.ovh.net\/index.php\/wheatstone-cryptograph\/history\/embed\/#?secret=OXEpoD5vMN\" width=\"600\" height=\"338\" title=\"&#8220;History&#8221; &#8212; Classical Cipher Contraptions\" data-secret=\"OXEpoD5vMN\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!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);\n\/\/# sourceURL=http:\/\/sfisqlu.cluster100.hosting.ovh.net\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Charles Wheatstone, prolific British scientist and inventor, invented the Cryptograph in the 1860s and presented it at the 1867 Paris exposition. The device attracted interest there\u2014a Colonel Aim\u00e9 Laussedat reported about it before the French Military commission, declaring it indecipherable\u2014but doesn&#8217;t seem to have had commercial success. American cryptologist William Friedman broke the cipher and [&hellip;]","thumbnail_url":"http:\/\/sfisqlu.cluster100.hosting.ovh.net\/wp-content\/uploads\/2026\/07\/Wadsworth2.png","thumbnail_width":800,"thumbnail_height":800}