{"action":"created","issue":{"url":"https://api.github.com/repos/vincenthz/hs-tls/issues/87","labels_url":"https://api.github.com/repos/vincenthz/hs-tls/issues/87/labels{/name}","comments_url":"https://api.github.com/repos/vincenthz/hs-tls/issues/87/comments","events_url":"https://api.github.com/repos/vincenthz/hs-tls/issues/87/events","html_url":"https://github.com/vincenthz/hs-tls/issues/87","id":48091944,"number":87,"title":"TLS 1.2 problem with Microsoft server","user":{"login":"nikomi","id":6458404,"avatar_url":"https://avatars.githubusercontent.com/u/6458404?v=3","gravatar_id":"","url":"https://api.github.com/users/nikomi","html_url":"https://github.com/nikomi","followers_url":"https://api.github.com/users/nikomi/followers","following_url":"https://api.github.com/users/nikomi/following{/other_user}","gists_url":"https://api.github.com/users/nikomi/gists{/gist_id}","starred_url":"https://api.github.com/users/nikomi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/nikomi/subscriptions","organizations_url":"https://api.github.com/users/nikomi/orgs","repos_url":"https://api.github.com/users/nikomi/repos","events_url":"https://api.github.com/users/nikomi/events{/privacy}","received_events_url":"https://api.github.com/users/nikomi/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":19,"created_at":"2014-11-07T15:15:40Z","updated_at":"2015-04-12T06:24:39Z","closed_at":"2015-04-12T06:24:36Z","body":"Hi,\r\n\r\nrecently Microsoft seems to have changed something on it's WNS server(s).\r\nClients using your TLS library fail to connect when TLS 1.2 is implicitly or explicitly on the list of supported versions. This can be reproduced using your tls-debug tool:\r\n\r\nThe following two commands show the failure to connect:\r\ntls-simpleclient  -v -d db3.notify.windows.com 443\r\ntls-simpleclient  -v -d db3.notify.windows.com 443 --tls12\r\n\r\nThe following two commands on the other hand work fine:\r\ntls-simpleclient  -v -d db3.notify.windows.com 443 --tls11\r\ntls-simpleclient  -v -d db3.notify.windows.com 443 --tls10\r\n\r\nOn other Microsoft servers - e.g. login.live.com - this problem does not surface."},"comment":{"url":"https://api.github.com/repos/vincenthz/hs-tls/issues/comments/91997108","html_url":"https://github.com/vincenthz/hs-tls/issues/87#issuecomment-91997108","issue_url":"https://api.github.com/repos/vincenthz/hs-tls/issues/87","id":91997108,"user":{"login":"vincenthz","id":174631,"avatar_url":"https://avatars.githubusercontent.com/u/174631?v=3","gravatar_id":"","url":"https://api.github.com/users/vincenthz","html_url":"https://github.com/vincenthz","followers_url":"https://api.github.com/users/vincenthz/followers","following_url":"https://api.github.com/users/vincenthz/following{/other_user}","gists_url":"https://api.github.com/users/vincenthz/gists{/gist_id}","starred_url":"https://api.github.com/users/vincenthz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vincenthz/subscriptions","organizations_url":"https://api.github.com/users/vincenthz/orgs","repos_url":"https://api.github.com/users/vincenthz/repos","events_url":"https://api.github.com/users/vincenthz/events{/privacy}","received_events_url":"https://api.github.com/users/vincenthz/received_events","type":"User","site_admin":false},"created_at":"2015-04-12T06:24:39Z","updated_at":"2015-04-12T06:24:39Z","body":"Thanks @RandalliLama for the investigation. previous command that failed seems to work now.\r\n\r\nI've released tls-1.2.17 with the one liner fix (adding RSA/SHA1)"}}