diff options
Diffstat (limited to 'zarb-ml/mageia-dev/20110201/002406.html')
| -rw-r--r-- | zarb-ml/mageia-dev/20110201/002406.html | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/zarb-ml/mageia-dev/20110201/002406.html b/zarb-ml/mageia-dev/20110201/002406.html new file mode 100644 index 000000000..21ee28454 --- /dev/null +++ b/zarb-ml/mageia-dev/20110201/002406.html @@ -0,0 +1,97 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-dev] PGP keys and package signing + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20PGP%20keys%20and%20package%20signing&In-Reply-To=%3C201102010035.p110Zaus072908%40smtp-vbr11.xs4all.nl%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="002405.html"> + <LINK REL="Next" HREF="002408.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-dev] PGP keys and package signing</H1> + <B>Dick Gevers</B> + <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20PGP%20keys%20and%20package%20signing&In-Reply-To=%3C201102010035.p110Zaus072908%40smtp-vbr11.xs4all.nl%3E" + TITLE="[Mageia-dev] PGP keys and package signing">dvgevers at xs4all.nl + </A><BR> + <I>Tue Feb 1 01:35:36 CET 2011</I> + <P><UL> + <LI>Previous message: <A HREF="002405.html">[Mageia-dev] PGP keys and package signing +</A></li> + <LI>Next message: <A HREF="002408.html">[Mageia-dev] PGP keys and package signing +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#2406">[ date ]</a> + <a href="thread.html#2406">[ thread ]</a> + <a href="subject.html#2406">[ subject ]</a> + <a href="author.html#2406">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>On Tue, 01 Feb 2011 00:15:36 +0100, Michael Scherer wrote about Re: +[Mageia-dev] PGP keys and package signing: + +><i>Le lundi 31 janvier 2011 à 21:49 +0000, Dick Gevers a écrit : +</I>>><i> On Mon, 31 Jan 2011 17:18:25 +0100, Michael Scherer wrote about Re: +</I>>><i> [Mageia-dev] PGP keys and package signing: +</I>>><i> +</I>>><i> >The problem is not leaking the key, it is about cryptographic attacks +</I>>><i> >about older keys. +</I>>><i> > +</I>>><i> >If in 10 years, there is some technology that allows people to get our +</I>>><i> >private key by bruteforce on the public one +</I>>><i> +</I>>><i> You can never ever obtain the private key from the public one, that is +</I>>><i> impossible. It can only be compromised if someone looses the private key +</I>>><i> plus the password is cracked. +</I>><i> +</I>><i>Some secure systems have been seen compromised ( like +</I>><i><A HREF="http://www.win.tue.nl/hashclash/rogue-ca/,">http://www.win.tue.nl/hashclash/rogue-ca/,</A> who explain how the whole SSL +</I>><i>business was compromised 2 years ago, or see the GSM being cracked at +</I>><i>this year 27C3 ). +</I>><i> +</I>><i>And Debian also got ride of older vulnerable gpg keys ( see +</I>><i><A HREF="http://lists.debian.org/debian-devel-announce/2010/04/msg00018.html">http://lists.debian.org/debian-devel-announce/2010/04/msg00018.html</A> and +</I>><i><A HREF="http://lists.debian.org/debian-devel-announce/2010/09/msg00003.html">http://lists.debian.org/debian-devel-announce/2010/09/msg00003.html</A> ), +</I>><i>so I would not be so optimistic about the "never". +</I>><i> +</I>><i>Technically, MD5 should not have been reversible, but see how easy it is +</I>><i>using a rainbow table. Granted, that's a 20 year protocol, but that's +</I>><i>still widely used in lots of software. +</I> +Sorry, but I am not convinced: the gpg key we are talking about consists of +2 parts: the private key is separate from the public key, or signing key. +The signing key is a separate or subkey and does not contain any part of the +private key. So you can throw any amount of computing power at it, but +there is nothing inside the public key that will enable the rebuilding of +the private key from it. + +Ciao, +=Dick Gevers= +</PRE> + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="002405.html">[Mageia-dev] PGP keys and package signing +</A></li> + <LI>Next message: <A HREF="002408.html">[Mageia-dev] PGP keys and package signing +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#2406">[ date ]</a> + <a href="thread.html#2406">[ thread ]</a> + <a href="subject.html#2406">[ subject ]</a> + <a href="author.html#2406">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-dev">More information about the Mageia-dev +mailing list</a><br> +</body></html> |