Should HAL expose firewall events?

Ikke eikke at
Tue Dec 7 09:14:35 PST 2004

I don't think this is something HAL (Hardware Abstraction Layer -> no
kernel/security/network protocol/... stuff) should handle. It's rather
some DBUS thing the kernel<->userspace talking)

Regards, Ikke

On Tue, 2004-12-07 at 10:21 -0600, David D. Hagood wrote:
> Should firewall events, specifically outbound connection requests, be exposed 
> via HAL?
> I was thinking of programs like ZoneAlarm under Windows - when configured to, 
> they can notify the user of a program attempting to connect to a network 
> resource via a popup from the toolbar.
> Since the Linux kernel has the ability to perform outbound connection filtering, 
> would it make sense for there to be a module that would be notified by the 
> kernel when a program first attempts to access a network resource. Then HAL 
> could notify a user-space UI program that would ask the user about the access.
> Of course, the other side of this question - the question of how the user 
> allows/disallows access and how that information makes it back to the kernel 
> would also need to be answered - and perhaps that answer would preclude HAL 
> being in the loop at all.
> I'm just trying to start discussion here - I am not (yet!) looking at doing 
> anything about this until folks have thought about it.
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