From frank.lenaerts@sckcen.be Wed Aug 14 16:28:50 2019 Received: (at 915) by bugs.x2go.org; 14 Aug 2019 14:28:58 +0000 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on ymir.das-netzwerkteam.de X-Spam-Level: X-Spam-Status: No, score=0.8 required=3.0 tests=BAYES_50,SPF_HELO_PASS autolearn=ham autolearn_force=no version=3.4.2 Received: from EUR01-HE1-obe.outbound.protection.outlook.com (mail-he1eur01on072d.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe1e::72d]) by ymir.das-netzwerkteam.de (Postfix) with ESMTPS id E118F5DA92 for <915@bugs.x2go.org>; Wed, 14 Aug 2019 16:28:47 +0200 (CEST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=ckb64b8QuxJlWXZOb3pOfK0kD7zGi+kH97IOsdPFi7Xqz+uJgBkGWBhTE4TNebQ7C9S6pyO3dX92qOVSfqyJx/1bVvyg3yIp/AjWuyCtTiEhoL1YNT8h1TfBIFoCK62OzZ81HCxo93GNQ6ZoZvg2/rbCbe8ZvM3Bde3bYjMHxgl1nhNhUaRe95YvOU5G8jevnZFtu9Wytx5t6fopVq6tYVZ5+XvnOBwA8rB9g1g820P/z7gCdtJdIeTQjBMzVZYY8NxvCCciYcaZzBGJ5ASqFMsDQTzBjjQbJhtbUdTdtpTN8e01nyM2r3F95UffrlEsN8H/tWLehAkATtdhmZz9xw== ARC-Message-Signature: i=1; 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Wed, 14 Aug 2019 14:28:43 +0000 Received-SPF: Pass (protection.outlook.com: domain of sckcen.be designates 193.190.140.222 as permitted sender) receiver=protection.outlook.com; client-ip=193.190.140.222; helo=mail.sckcen.be; Received: from mail.sckcen.be (193.190.140.222) by HE1EUR01FT009.mail.protection.outlook.com (10.152.0.77) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2178.16 via Frontend Transport; Wed, 14 Aug 2019 14:28:42 +0000 Received: from pc5424-v2.sck.be (10.0.6.24) by mailsrv4.sck.be (193.190.140.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1531.3; Wed, 14 Aug 2019 16:28:42 +0200 Date: Wed, 14 Aug 2019 16:28:40 +0200 From: Frank Lenaerts To: <915@bugs.x2go.org> Subject: GSSAPI Auth Bug Message-ID: <20190814142840.ivoy6u4n6xaabbtr@pc5424-v2.sck.be> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit X-Originating-IP: [10.0.6.24] X-ClientProxiedBy: mailsrv4.sck.be (193.190.140.222) To mailsrv4.sck.be (193.190.140.222) X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:193.190.140.222;IPV:NLI;CTRY:BE;EFV:NLI;SFV:NSPM;SFS:(10019020)(396003)(136003)(376002)(39850400004)(346002)(2980300002)(199004)(189003)(2906002)(186003)(316002)(23756003)(386003)(3480700005)(26005)(16526019)(36756003)(7696005)(47776003)(53936002)(53416004)(55016002)(2351001)(22746008)(356004)(4744005)(2870700001)(9686003)(1076003)(5660300002)(8676002)(7116003)(3846002)(6916009)(508600001)(6116002)(126002)(476003)(70586007)(44832011)(336012)(7736002)(81156014)(70206006)(86362001)(305945005)(22756006)(106002)(486006)(81166006)(8936002)(50466002);DIR:OUT;SFP:1102;SCL:1;SRVR:HE1EUR01HT077;H:mail.sckcen.be;FPR:;SPF:Pass;LANG:en;PTR:InfoDomainNonexistent;A:1;MX:1; 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dkim=none; dmarc=none; spf=pass (ymir.das-netzwerkteam.de: domain of frank.lenaerts@sckcen.be designates 2a01:111:f400:fe1e::72d as permitted sender) smtp.mailfrom=frank.lenaerts@sckcen.be Hi I think it has to do with the fact that, the first time you connect to the server, its key has to be accepted. As soon as you accept it (in a plain ssh session), the X2go client works as expected i.o.w. it's just that the X2go client can't cope with the message asking you to accept the host's key or not. -- Kind regards Frank Lenaerts SCK·CEN / ICT Group Boeretang 200 B-2400 Mol Belgium Tel.: +3214338723