{"id":14252,"date":"2016-04-22T12:38:30","date_gmt":"2016-04-22T16:38:30","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=14252"},"modified":"2016-04-22T12:38:30","modified_gmt":"2016-04-22T16:38:30","slug":"how-imessage-distributes-security-to-block-phantom-devices","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2016\/04\/22\/how-imessage-distributes-security-to-block-phantom-devices\/","title":{"rendered":"How iMessage Distributes Security to Block &ldquo;Phantom Devices&rdquo;"},"content":{"rendered":"<p><a href=\"https:\/\/securosis.com\/blog\/how-imessage-distributes-security-to-block-phantom-devices\">Rich Mogull<\/a>:<\/p>\n<blockquote cite=\"https:\/\/securosis.com\/blog\/how-imessage-distributes-security-to-block-phantom-devices\">\n<p>It turns out you can&rsquo;t add devices to an iCloud account without triggering an alert because that analysis <em>happens on your device<\/em>, and doesn&rsquo;t rely (totally) on a push notification from the server. Apple put the security logic in each device, even though the system still needs a central authority. Basically, they designed the system to not trust them.<\/p>\n<p>[&#8230;]<\/p>\n<p>Once in place that will make it impossible to place a &lsquo;tap&rsquo; using a phantom device without at least <em>someone<\/em> in the conversation receiving an alert. The way the current system works, you also cannot add a phantom recipient because your own devices keep checking for new recipients on your account.<\/p>\n<\/blockquote>\n<p>I hope he can get Apple to talk about <a href=\"http:\/\/mjtsai.com\/blog\/2013\/06\/26\/can-apple-read-your-imessages\/\">iMessage backups<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Rich Mogull: It turns out you can&rsquo;t add devices to an iCloud account without triggering an alert because that analysis happens on your device, and doesn&rsquo;t rely (totally) on a push notification from the server. Apple put the security logic in each device, even though the system still needs a central authority. Basically, they designed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"","apple_news_api_id":"","apple_news_api_modified_at":"","apple_news_api_revision":"","apple_news_api_share_url":"","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[140,31,1137,30,1199,355,48],"class_list":["post-14252","post","type-post","status-publish","format-standard","hentry","category-technology","tag-imessage","tag-ios","tag-ios-9","tag-mac","tag-mac-os-x-10-11","tag-privacy","tag-security"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/14252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=14252"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/14252\/revisions"}],"predecessor-version":[{"id":14253,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/14252\/revisions\/14253"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=14252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=14252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=14252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}