Date: Fri, 23 Oct 2015 22:54:24 +0200 From: "O. Hartmann" <ohartman@zedat.fu-berlin.de> To: "Michael B. Eichorn" <ike@michaeleichorn.com> Cc: freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: replace uname -a informational string Message-ID: <20151023225424.49220466.ohartman@zedat.fu-berlin.de> In-Reply-To: <1445622325.1169.29.camel@michaeleichorn.com> References: <20151023090805.5484ce9b@freyja.zeit4.iv.bundesimmobilien.de> <1445622325.1169.29.camel@michaeleichorn.com>
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--Sig_/Y3FBaL+sGqHANM.blPdht2M Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Am Fri, 23 Oct 2015 13:45:25 -0400 "Michael B. Eichorn" <ike@michaeleichorn.com> schrieb: First of all: Thank you very much for your concerns and answers. > On Fri, 2015-10-23 at 09:08 +0200, O. Hartmann wrote: > > For security purposes, I need to replace the informations given by > > "uname -a" > > to hode the kernel build system, name et cetera. =20 >=20 > I presume you intendend 'hide' here? >=20 > If you want to scrub a binaries of _all_ information about the building > system this is a problem Debian is actively working on called > 'reproducible builds' but is not possible today. >=20 > https://reproducible.debian.net >=20 > If you want to hide the hostname, why not just build with a different > hostname set? Because it is not only the hostname, uname reveals the target host, date an= d OS version. In our case, the image ist built on a dedicated host for a security appliab= ce based on NanoBSD and I'd like to hide the OS type, the OS name, the build box' name = and the build date.=20 >=20 > >=20 > > Is there a way to achieve this via setting some knobs in the process of > > a > > buildkernel? > >=20 > > Please CC me, I'm not subscriber of the list. > >=20 > > Kind regards and thanks in advance, > >=20 > > O. Hartmann =20 --Sig_/Y3FBaL+sGqHANM.blPdht2M Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJWKp6AAAoJEOgBcD7A/5N8yqQH/2BI1F9LodnasP9KCAVlVgAL kzRgcNo/bvqVPcUcUfk15CNTlRYCiyZmo0u/5cLHBiYTemqHCrcZhB/JH2oXaltn AKZhsGVcB+2P73Gx2B0261QrxQnxoGaBIXo736UqPB0jJPTM3fV2shVpuDh7oW0b XaGfHLQ4+NU++eeyjwViJDrq+VFDDNaWXG5ZaUe3Orb8U9PRqnuFXulBz23XdLn1 Tcuv434SI9urxyMgqjz/oDwTwgQ0g4Tbwh22hqdGffAxdgzIP5fj8ywH4mQw11JC 537rTuUKwkVp3AYNNxuT6fVsUI+ICkstugacD0bSGve1yovQsNW8RTF8Dftz03k= =NEq3 -----END PGP SIGNATURE----- --Sig_/Y3FBaL+sGqHANM.blPdht2M--
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