From: Jakub Kicinski <kuba@kernel•org>
To: Lauri Jakku <lja@lja•fi>
Cc: Miguel Ojeda <miguel.ojeda.sandonis@gmail•com>,
rust-for-linux@vger•kernel.org, netdev@vger•kernel.org
Subject: Re: [RFC] STCP: secure-by-default transport (kernel-level, experimental)
Date: Mon, 5 Jan 2026 15:45:30 -0800 [thread overview]
Message-ID: <20260105154530.4e8153be@kernel.org> (raw)
In-Reply-To: <ad8f797b-529a-49e2-bcda-a30d0396c1a9@lja.fi>
On Mon, 5 Jan 2026 17:38:28 +0200 Lauri Jakku wrote:
> Jakub Kicinski kirjoitti 3.1.2026 klo 1.49:
> > On Mon, 22 Dec 2025 20:13:40 +0200 Lauri Jakku wrote:
> >> STCP is an experimental, TCP-like transport protocol that integrates
> >> encryption and authentication directly into the transport layer, instead
> >> of layering TLS on top of TCP.
> >>
> >> The motivation is not to replace TCP, TLS, or QUIC for general Internet
> >> traffic, but to explore whether *security-by-default at the transport
> >> layer* can simplify certain classes of systems—particularly embedded,
> >> industrial, and controlled environments—where TLS configuration,
> >> certificate management, and user-space complexity are a significant
> >> operational burden.
> > We tend to merge transport crypto protocol support upstream if:
> > - HW integration is needed; or
> > - some network filesystem/block device needs it.
> > Otherwise user space is a better place for the implementation.
>
> I got Nordic Semiconductor contact, that asked if it is upcoming
> feature for kernel, the need is there (For modem use).
Please come back once it's actually adopted and deployed somewhere.
prev parent reply other threads:[~2026-01-05 23:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <73757a9a-5f03-401f-b529-65c2ab6bcc13@paxsudos.fi>
[not found] ` <CANiq72mE5x70dg_pvM-n3oYY0w2mWJixxmpmrjuf_4cv2Xg8OQ@mail.gmail.com>
[not found] ` <ac4c2d81-b1fd-4f8f-8ad4-e5083ebc2deb@paxsudos.fi>
[not found] ` <22035087-9a3f-4abb-8851-9c66e835b777@paxsudos.fi>
[not found] ` <c6cdc094-6714-437b-ba37-e3e62667f4aa@paxsudos.fi>
2025-12-22 18:13 ` [RFC] STCP: secure-by-default transport (kernel-level, experimental) Lauri Jakku
2026-01-02 23:49 ` Jakub Kicinski
2026-01-05 15:38 ` Lauri Jakku
2026-01-05 23:45 ` Jakub Kicinski [this message]
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