From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32681 invoked by alias); 30 Oct 2014 23:50:09 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 32659 invoked by uid 89); 30 Oct 2014 23:50:08 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.3 required=5.0 tests=AWL,BAYES_50,FREEMAIL_FROM,KAM_THEBAT,SPF_SOFTFAIL autolearn=no version=3.3.2 X-HELO: smtp.ht-systems.ru Received: from smtp.ht-systems.ru (HELO smtp.ht-systems.ru) (78.110.50.177) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Thu, 30 Oct 2014 23:50:08 +0000 Received: from [91.78.178.160] (helo=darkdragon.lan) by smtp.ht-systems.ru with esmtpa (Exim 4.80.1) (envelope-from ) (Authenticated sender: postmaster@rootdir.org) id 1XjzTf-0004dm-QM ; Fri, 31 Oct 2014 02:50:03 +0300 Received: from [192.168.1.10] (HELO daemon2) by daemon2 (Office Mail Server 0.8.12 build 08053101) with SMTP; Thu, 30 Oct 2014 23:42:27 -0000 Date: Thu, 30 Oct 2014 23:50:00 -0000 From: Andrey Repin Reply-To: cygwin@cygwin.com Message-ID: <839163573.20141031024227@yandex.ru> To: Prakash Babu , cygwin@cygwin.com Subject: Re: SSH session failing with latest cygwin/openssh version 1.7.32(0.274/5/3) In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2014-10/txt/msg00549.txt.bz2 Greetings, Prakash Babu! > SSH Server: I have installed cygwin 1.7.32 and configure sshd on my > windows host. > SSH Client : I use jsch-0.1.51.jar (latest) as my ssh client > When I try to establish an ssh session I get the following failure message. > Exception Algorithm negotiation fail > The following is my ssh client and server logs with debug option enabled. > Has the OpenSSH server version shipped with cygwin changed recently ? Yes. Not recently, but yes. It was updated. Some weaker ciphers and algorithms are now disabled by default. > Can someone suggest a workaround to get passed this issue ? Use more recent SSH client. Or manually enable ciphers your client supports, but be aware that you're lowering the security of your system. -- WBR, Andrey Repin (anrdaemon@yandex.ru) 31.10.2014, <2:39> Sorry for my terrible english... -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple