From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailtransmit05.runbox.com (mailtransmit05.runbox.com [IPv6:2a0c:5a00:149::26]) (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 065513B2A4 for ; Fri, 14 Mar 2025 04:16:35 -0400 (EDT) Received: from mailtransmit02.runbox ([10.9.9.162] helo=aibo.runbox.com) by mailtransmit05.runbox.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1tt0DZ-005LXz-Sz; Fri, 14 Mar 2025 09:16:33 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tara.sh; s=selector2; h=MIME-Version:Content-Type:References:In-Reply-To:Date:Cc:To: From:Subject:Message-ID; bh=8QeB38Tawa9Yk7xKbkjn8EjWZ7i0hleyAtAvk7NMwBI=; b=H 2XckNSX7FNawCTx+cY969jmKr37eiDTEIUt+mts4EaJQRty7382Q3jwCg6obNRkM9awxcW75b15Hv TzTGBGjS7lRxi5zxd3/921K2PyXsj5tbghwMob7dM0ZL41kyZgpNrH28tGHTuNlgKl8jNQQfJiYxa 8IiWO6xrAtxRkoysDbkvEbrjOM+eGw5OAk3TDMDureeDUCGHVADDGWqgsV/8YiXraYAcmrlchW+3e gdfQk/qrLByEu4su/TmBNP7IgrE86MzppmVu84XRUiWDOvwlBzfpZnzw0eJCM8Tsc4TvUf3UH//7e oZB6SEwQQVajRINOGxPuR6wCrvF//FtxA==; Received: from [10.9.9.74] (helo=submission03.runbox) by mailtransmit02.runbox with esmtp (Exim 4.86_2) (envelope-from ) id 1tt0DZ-0003gn-7Y; Fri, 14 Mar 2025 09:16:33 +0100 Received: by submission03.runbox with esmtpsa [Authenticated ID (1432327)] (TLS1.2:ECDHE_SECP256R1__RSA_SHA256__AES_256_GCM:256) (Exim 4.93) id 1tt0DU-00CW4b-SX; Fri, 14 Mar 2025 09:16:28 +0100 Message-ID: <55d2836a4fe4c6cf9e2b4d953b62f6c62f0e73c3.camel@tara.sh> From: Tara Stella To: Network Neutrality is back! =?ISO-8859-1?Q?Let=B4s?= make the technical aspects heard this time! , Robert McMahon Date: Fri, 14 Mar 2025 09:16:28 +0100 In-Reply-To: References: Content-Type: multipart/alternative; boundary="=-MKFJhFasGzsDV9aT6inU" User-Agent: Evolution 3.52.3-0ubuntu1 MIME-Version: 1.0 Subject: Re: [NNagain] FCC - delete, delete, delete X-BeenThere: nnagain@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: =?utf-8?q?Network_Neutrality_is_back!_Let=C2=B4s_make_the_technical_aspects_heard_this_time!?= List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Mar 2025 08:16:36 -0000 --=-MKFJhFasGzsDV9aT6inU Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, 2025-03-13 at 22:24 -0400, David Bray, PhD via Nnagain wrote: > Indeed. Yet here on ground SS7 remains vulnerable and exploitable > too?=20 I'm working for a big telco in Europe, and I'm just marginally involved in the telco network. AFAIK, in our infrastructure, SS7 is a niche in some very old equipment sitting somewhere. On fixed broadband, we migrated everything over IP, voice is SIP, including VAS services, that are somehow fading away as well (IMS still in place for voicemail). On 5G Standalone, everything is HTTP on the control plane and GTP encapsulation on the user plane. I'm not an expert, but I wonder if the complexity has increased the potential attacking surface. Cheers, Tara --=-MKFJhFasGzsDV9aT6inU Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
On Thu, 2025-03-13 at 22:24 -0400, David Bray, Ph= D via Nnagain wrote:
= Indeed. Yet here on ground SS7 remains vulnerable and exploitable too?
=

I'm working for a big telco in= Europe, and I'm just marginally involved in the telco network.
A= FAIK, in our infrastructure, SS7 is a niche in some very old equipment sitt= ing somewhere.
On fixed broadband, we migrated everything over IP= , voice is SIP, including VAS services, that are somehow fading away as wel= l (IMS still in place for voicemail).
On 5G Standalone, everythin= g is HTTP on the control plane and GTP encapsulation on the user plane.

I'm not an expert, but I wonder if the complexity has= increased the potential attacking surface.
Cheers,
Tara
=

--=-MKFJhFasGzsDV9aT6inU--