{"id":30,"date":"2015-12-22T17:30:49","date_gmt":"2015-12-22T09:30:49","guid":{"rendered":"https:\/\/www.sslcert.com.hk\/blog\/?p=30"},"modified":"2017-03-30T17:35:56","modified_gmt":"2017-03-30T09:35:56","slug":"google-chrome-to-block-sha-1-certificates-in-2016","status":"publish","type":"post","link":"https:\/\/www.sslcert.com.hk\/blog\/en\/2015\/12\/22\/google-chrome-to-block-sha-1-certificates-in-2016\/","title":{"rendered":"Google Chrome to block SHA-1 certificates in 2016"},"content":{"rendered":"<p><\/p>\n<p>SHA-1 SSL Certificates are known as less security now and there are SHA-1 collision attacks. That&#8217;s why Google Chrome no longer treats SHA-1 SSL Certificates as secure, and will not support them in 2 steps.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><b>Step 1: Blocking new SHA-1 SSL Certificates <\/b><\/p>\n<p>&nbsp;<\/p>\n<p>Starting from 2016 (Chrome version 48), Chrome will display an error if the website is using an SSL certificate that:<\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li>is signed with a SHA-1-based signature<\/li>\n<li>is issued on or after January 1, 2016<\/li>\n<li>chains to a public CA<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><b>Step 2: Blocking all SHA-1 SSL Certificates <\/b><\/p>\n<p>&nbsp;<\/p>\n<p>Starting from January, 2017, Chrome will completely not support SHA-1 SSL Certificates. The websites which have a SHA-1-based signature as part of the certificate chain (not including the self-signature on the root certificate) will trigger a fatal network error.<\/p>\n<p>&nbsp;<\/p>\n<p>Moreover, the other browsers such as Edge &amp; Firefox will also block all SHA-1 SSL Certificates on 1st January, 2017.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Therefore, if your websites are using SHA-1 SSL Certificates, you are encouraged to replace it as soon as possible.<\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>SHA-1 SSL Certificates are known as less security now and there are SHA-1 collision attacks. That&#8217;s why Google Chrome no<\/p>\n","protected":false},"author":1,"featured_media":31,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[6,8,7,4],"_links":{"self":[{"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/posts\/30"}],"collection":[{"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/comments?post=30"}],"version-history":[{"count":0,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/posts\/30\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/media\/31"}],"wp:attachment":[{"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/media?parent=30"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/categories?post=30"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sslcert.com.hk\/blog\/en\/wp-json\/wp\/v2\/tags?post=30"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}