From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net (mout.gmx.net [212.227.15.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id E610F3CB38 for ; Wed, 26 Jun 2024 05:51:48 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmx.de; s=s31663417; t=1719395507; x=1720000307; i=moeller0@gmx.de; bh=Qfip7IMhp5YBAwWgpWnX/VWaDs3KpdwD4xVsAJCnx2E=; h=X-UI-Sender-Class:From:Content-Type:Content-Transfer-Encoding: Mime-Version:Subject:Message-Id:Date:To:cc: content-transfer-encoding:content-type:date:from:message-id: mime-version:reply-to:subject:to; b=OZtQEieiecw5b5TWOTc96k8Lrnq2osFAgUSQKFQ5pci/KWaCfmG6/BmwHDBTNznd cjgvUt02t+5JKPgYVKqfLqhSDoZ/690pn+FrAQKj2XfiIILfz90fcfXKvhMfpypeu 38y0jivWENuiJYnnuoiM5Alc+tMAoMMai6lRO52MvhH4l6gTRWDGA9CAdBESHHQ8w 7M9j4qVXJ2R/19yyF9pCyLjcPHUXyFCFCpy/KrlmraH2bJDgjI7BGVr/3+3MlJxOW D9c3wCQf0D2CcFe8zKI2CpxMKjCvQCwMqw1zmK8mUnPTl76x18r38raT+6JZgsZHb GFhfQZ93Kjv3L38gDw== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from smtpclient.apple ([134.76.241.253]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1Mqb1W-1siFal2Fto-00c6Wu for ; Wed, 26 Jun 2024 11:51:47 +0200 From: Sebastian Moeller Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3774.600.62\)) Message-Id: Date: Wed, 26 Jun 2024 11:51:37 +0200 To: bloat X-Mailer: Apple Mail (2.3774.600.62) X-Provags-ID: V03:K1:npO17awQ17WgSmMMgYx/w6KNMBSb2LMs/BYMk4q4XY4aDHT49Ik PU7nFUi+MgFgU1tj4DGGf1B4phbI7QMK3G7OWyjq0s7dsXP3/KslgMLjAyMfftHEsDPUX/m bpicWP1CZl2J634GCmRuZYYJE39+kHfEWTN/VtSeTzhO+jpjXQaG9Np/a2kXMPrClkvm3yq JXu6CFU0aGUqL5Bgxzs6w== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:6qRfifSlEhI=;6pLAz5aDUgtr9OZQSYcyiPjnteH RFRb5WlAV6VPNfPjHtOmgdsRByS7Wbn3oEeZ8M7cETXPm6QzgMwxXtbNPKL+k/L/VTZkgo31Q vlAIPWf1o3YjklNmuLnnygBO5KSAPcaAI712mowxJnWdnebseP6XFA20SpfBMXLRW60ivbxY1 G+6m77NxrbBZa+/SdQhQOQ5gAyKJhdfhp/xlavPNmartpEcDBsDntnhklBGIcB5mGY2dbryDg n1CrDW0bXLxtvZ7K4X+etT4UDkn2f5+/Velp4pXyV0hhZvFS8NJX4NcTGta2e8expCbj5Ek66 jM/0YjeTLQzaDJVbY+s1H5JfB58QDwDhX1SfKXa3z1+vZvGqLPuBGwH05hNZujwZA1ikciMZx L7ejRv4oPOFunonsNcr6f0aUZSrai69/1x8y5aYOCcMBuM9Qkt04exfAsR7OxoMIs//uiIlmI JgtbVxgDMPDq7jHq3z95L7KCZuLuYNFC+SibtkejsH2rwniP9U6r4fWWCcP09Y6bn9WWCD95+ mmzzVsas3Stek3fGVdapoJVRq7Iy/zi/xkW+D6hOQsJK32ASdv21ci7U5MM+l0XILwkRhD3Hq q7/GF6ErfTGlcihzQj70EsX9o3wk4tON6fe0mi40TDmyaZU9QdV1obJqVLk6Sb283VqhxSGXz bKfQopcpW/JMaTqzwejsNoulCLubXOTrxDMTb8OlYNEr76/Yv7uCmwZSa78UOPFfxJbsOn/7D ZUyNc39i1f5HB1eXswoAFAX7bMx+QRA6eSNSP4ZDaKx0bakh1PAJN5MkDm0f5OddONHgU9umb 6e8Vnp3QwT/P6wBqartn/53rAjfVj+p7GcMeef+jlln98= Subject: [Bloat] Using buffer filling as (sort of) side channel that leaks information X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 Jun 2024 09:51:49 -0000 This might be of interest to some on this list (even though this is a = few days old already): https://www.snailload.com/ Probing queuing delay to identify which (of a small set of) youtube = videos the victim was watching... The set-up is not straight forward and a bit contrived, but still = interessing what can be learned just from the temporal buffer filling = patterns... P.S.: Resent due to picking the wrong e-mail address the first time = around, sorry=