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aszlig b3d5ca8359
nixos/dhparams: Set default bit size to 2048
@Ekleog writes in https://github.com/NixOS/nixpkgs/pull/39526:

> I think a default of 4096 is maybe too much? See certbot/certbot#4973;
> Let's Encrypt supposedly know what they are doing and use a
> pre-generated 2048-bit DH params (and using the same DH params as
> others is quite bad, even compared to lower bit size, if I correctly
> remember the attacks available -- because it increases by as much the
> value of breaking the group).

> Basically I don't have anything personal against 4096, but fear it may
> re-start the arms race: people like having "more security" than their
> distributions, and having NixOS already having more security than is
> actually useful (I personally don't know whether a real-size quantum
> computer will come before or after our being able to break 2048-bit
> keys, let alone 3072-bit ones -- see wikipedia for some numbers).

> So basically, I'd have set it to 3072 in order to both decrease build
> time and avoid having people setting it to 8192 and complaining about
> how slow things are, but that's just my opinion. :)

While he suggests is 3072 I'm using 2048 now, because it's the default
of "openssl dhparam". If users want to have a higher value, they can
still change it.

Signed-off-by: aszlig <aszlig@nix.build>
2018-04-30 05:53:38 +02:00
..
config treewide: isArm -> isAarch32 2018-04-25 15:28:55 -04:00
hardware Merge branch 'master' into staging 2018-04-10 09:13:36 +02:00
i18n/input-method
installer Merge pull request #39342 from samueldr/fix/nixos-enter-efivarfs 2018-04-23 21:42:12 +00:00
misc nixos: documentation: implement documentation.dev.enable option 2018-04-23 15:08:58 +02:00
profiles Merge pull request #38114 from oxij/nixos/doc-module 2018-04-05 07:09:32 +00:00
programs nixos: enable bash command completion by default 2018-04-13 18:36:51 +02:00
security nixos/dhparams: Set default bit size to 2048 2018-04-30 05:53:38 +02:00
services gitlab module: update to gitlab 10.7 2018-04-26 00:15:24 +02:00
system raspberrypi-bootloader: Adds firmwareConfig config option 2018-04-22 18:27:17 +03:00
tasks lxd: 2.16 -> 3.0.0 2018-04-14 11:02:24 +01:00
testing nixos/qemu: Deduplicate QEMU serialDevice into qemu-flags.nix 2018-01-30 16:57:27 +02:00
virtualisation treewide: isArm -> isAarch32 2018-04-25 15:28:55 -04:00
module-list.nix Revert "gitlab: disable" 2018-04-26 00:15:24 +02:00
rename.nix Merge pull request #39048 from oxij/nixos/fix-rename-bugs 2018-04-22 17:46:09 +00:00