{"id":332,"date":"2016-03-20T21:32:10","date_gmt":"2016-03-20T20:32:10","guid":{"rendered":"http:\/\/Pallieter.org\/www8\/?p=332"},"modified":"2016-03-20T21:33:01","modified_gmt":"2016-03-20T20:33:01","slug":"iphone-unlocking-recipe","status":"publish","type":"post","link":"https:\/\/Pallieter.org\/www8\/2016\/03\/20\/iphone-unlocking-recipe\/","title":{"rendered":"How the FBI could Unlock the Apple iPhone without the Encryption Key"},"content":{"rendered":"<p>Here&#8217;s my\u00a0recipe for unlocking the\u00a0iPhone 5c used by the San Bernardino shooter Syed Farook:<\/p>\n<ul>\n<li>the phone is already owned by and in possession of the government<\/li>\n<li>there are only 10.000 possible combinations to try (the PIN is a 4 digit number)<\/li>\n<li>it will take about 7 months to try all combinations (due to the programmed delays) if the phone does not have the &#8220;delete all content after 10 failed attempts&#8221; option turned on<\/li>\n<li>we should assume that that feature is turned on<\/li>\n<li>the content is stored on the device only in 0 and 1 bits<\/li>\n<li>those can be read without changing them (non-invasive\u00a0and\u00a0non-destructive)<\/li>\n<li>thus a duplicate of the exact data can be made<\/li>\n<li>the hardware has an embedded unique identifier, that part needs to be isolated in a way that all device duplicates can interact with it<\/li>\n<li>we should probably assume that the wrong PIN code has already been tried (a few) times<\/li>\n<li>the maximum is 9 times out of 10, so if we err on the side of caution, 10.000 device duplicates need to be made<\/li>\n<li>the cost of the hardware is significant (the retail price is around 650 USD)<\/li>\n<li>however, the hardware can be virtualized<\/li>\n<li>that makes duplication cost about zero, but the reverse engineering rather costly<\/li>\n<li>but once that\u00a0is done, the government can &#8220;unlock&#8221; all devices of that same type by just duplicating all the bits into the virtual model<\/li>\n<\/ul>\n<p>References:<\/p>\n<ul>\n<li><a href=\"https:\/\/scholar.google.nl\/scholar?cites=13086092394573857191\">https:\/\/scholar.google.nl\/scholar?cites=13086092394573857191<\/a><\/li>\n<li><a href=\"http:\/\/www.adisa.org.uk\/\">http:\/\/www.adisa.org.uk\/<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Mobile_device_forensics\">https:\/\/en.wikipedia.org\/wiki\/Mobile_device_forensics<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Here&#8217;s my\u00a0recipe for unlocking the\u00a0iPhone 5c used by the San Bernardino shooter Syed Farook: the phone is already owned by and in possession of the government there are only 10.000 possible combinations to try (the PIN is a 4 digit number) it will take about 7 months to try all combinations (due to the programmed [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-332","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/posts\/332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/comments?post=332"}],"version-history":[{"count":2,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/posts\/332\/revisions"}],"predecessor-version":[{"id":334,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/posts\/332\/revisions\/334"}],"wp:attachment":[{"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/media?parent=332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/categories?post=332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/Pallieter.org\/www8\/wp-json\/wp\/v2\/tags?post=332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}