Received: from malur.postgresql.org ([2a02:16a8:dc51::56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1fipVk-0007hT-76 for pgsql-hackers@arkaria.postgresql.org; Thu, 26 Jul 2018 23:17:32 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1fipVh-0001Lk-MY for pgsql-hackers@arkaria.postgresql.org; Thu, 26 Jul 2018 23:17:29 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1fipVh-0001Lc-Ch for pgsql-hackers@lists.postgresql.org; Thu, 26 Jul 2018 23:17:29 +0000 Received: from smtp-fw-9102.amazon.com ([207.171.184.29]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1fipVd-0007AS-Lw for pgsql-hackers@postgresql.org; Thu, 26 Jul 2018 23:17:28 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1532647045; x=1564183045; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=D+5aq0KtmRXKr/PD/NwREb8NKnTVuk9gXOWGE1aQjGQ=; b=FKxn0lLZfC5/qQvSg4/Bw1cVd5Als/jcxSjlZNgslk0N6E5+guYLr7qn jTQbv9hoT1uHlQvtLfrOOhKvYyy+UNJG92w9/XlsczHvxZUEwXWreMRp2 d/JT8/pF6JrrVHGz9JJ88Zy4WF0yGvTaExyVz5ZWsxYiMylmtdoT+IBwy o=; X-IronPort-AV: E=Sophos;i="5.51,407,1526342400"; d="scan'208";a="624124435" Received: from sea3-co-svc-lb6-vlan3.sea.amazon.com (HELO email-inbound-relay-1d-37fd6b3d.us-east-1.amazon.com) ([10.47.22.38]) by smtp-border-fw-out-9102.sea19.amazon.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 26 Jul 2018 23:14:58 +0000 Received: from EX13MTAUWC001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-1d-37fd6b3d.us-east-1.amazon.com (8.14.7/8.14.7) with ESMTP id w6QNEUf5024997 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Thu, 26 Jul 2018 23:14:33 GMT Received: from EX13D18UWC002.ant.amazon.com (10.43.162.88) by EX13MTAUWC001.ant.amazon.com (10.43.162.135) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Jul 2018 23:14:32 +0000 Received: from EX13D03UWC004.ant.amazon.com (10.43.162.49) by EX13D18UWC002.ant.amazon.com (10.43.162.88) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Jul 2018 23:14:32 +0000 Received: from EX13D03UWC004.ant.amazon.com ([10.43.162.49]) by EX13D03UWC004.ant.amazon.com ([10.43.162.49]) with mapi id 15.00.1367.000; Thu, 26 Jul 2018 23:14:32 +0000 From: "Bossart, Nathan" To: Michael Paquier CC: Andres Freund , "pgsql-hackers@lists.postgresql.org" , Robert Haas , "Schneider, Jeremy" , PostgreSQL-development , "Albin, Lloyd P" Subject: Re: BUG #15182: Canceling authentication due to timeout aka Denial of Service Attack Thread-Topic: BUG #15182: Canceling authentication due to timeout aka Denial of Service Attack Thread-Index: AQHT4MO6juQBhpg+30y8ojS4Bv14mqSXq90AgAXGhICAANWagIAAARKAgAAJBQCAAAB8AIADLbUAgABO/YCAALFFgP//1vKA Date: Thu, 26 Jul 2018 23:14:31 +0000 Message-ID: <3D4F2733-92AE-4B74-8912-3C611B027721@amazon.com> References: <152512087100.19803.12733865831237526317@wrigleys.postgresql.org> <9145334b-9583-124c-012e-7d58039ad417@amazon.com> <20180724041403.GF4035@paquier.xyz> <20180724045010.GA4736@paquier.xyz> <20180726052415.GC3927@paquier.xyz> <20180726204127.GA1754@paquier.xyz> In-Reply-To: <20180726204127.GA1754@paquier.xyz> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.43.160.26] Content-Type: text/plain; charset="utf-8" Content-ID: <1BBEA9E3CCF67F49AC7C4F44BB67E5BF@amazon.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: Bulk List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk T24gNy8yNi8xOCwgMzo0MiBQTSwgIk1pY2hhZWwgUGFxdWllciIgPG1pY2hhZWxAcGFxdWllci54 eXo+IHdyb3RlOg0KPiBUaGFua3MgZm9yIHRoZSBsb29rdXAuICAwMDAzIGlzIHRoZSBtb3N0IHNp bXBsZSBpbiB0aGUgc2V0IGJ5IHRoZSB3YXkuDQoNCk1pbnVzIGEgcG9zc2libGUgZG9jdW1lbnRh dGlvbiB1cGRhdGUsIDAwMDMgc2VlbXMgYWxtb3N0IHJlYWR5LCB0b28uDQoNCkZvciAwMDAyLCB3 b3VsZCBhZGRpbmcgdmFjdXVtX3NraXBfcmVsKCkgYmVmb3JlIGFuZCBhZnRlcg0KdHJ5X3JlbGF0 aW9uX29wZW4oKSBpbiB2YWN1dW1fcmVsKCkgYmUgZW5vdWdoPyAgVGhhdCB3YXksIHdlIGNvdWxk DQphdm9pZCBlbWl0dGluZyBhbiBFUlJPUiBmb3Igb25seSB0aGUgVkFDVVVNIEZVTEwgY2FzZSAo YW5kIHNraXAgaXQNCndpdGggYSBXQVJOSU5HIGxpa2UgZXZlcnl0aGluZyBlbHNlKS4NCg0KTmF0 aGFuDQoNCg==