Re: BCP38 (was: Re: Why won't providers source-filter attacks? Simple.)

2014-02-08 Thread Jay Ashworth
- Original Message - From: Roland Dobbins rdobb...@arbor.net On Feb 8, 2014, at 4:25 AM, Chris Grundemann cgrundem...@gmail.com wrote: Documenting those various mechanisms which are actually utilized is the key here. =) Yes, as well as the various limitations and caveats, like

Re: Why won't providers source-filter attacks? Simple.

2014-02-07 Thread Livingood, Jason
On 2/5/14, 7:11 PM, Mark Andrews ma...@isc.org wrote: Well when industries don't self regulate governments step in. This industry is demonstratably incapble of regulating itself in this area despite lots of evidence of the problems being caused for lots of years. Which industry is that? App

Re: Why won't providers source-filter attacks? Simple.

2014-02-07 Thread Larry Sheldon
On 2/7/2014 1:26 PM, Livingood, Jason wrote: I do not know what is happening in other jurisdictions. I find that seriously scary, if wide-spread. -- Requiescas in pace o email Two identifying characteristics of System Administrators: Ex turpi

Re: Why won't providers source-filter attacks? Simple.

2014-02-07 Thread Livingood, Jason
On 2/7/14, 2:30 PM, Larry Sheldon larryshel...@cox.net wrote: On 2/7/2014 1:26 PM, Livingood, Jason wrote: I do not know what is happening in other jurisdictions. I find that seriously scary, if wide-spread. Sorry - too many country-by-country regulators to keep track ofÅ 

Re: Why won't providers source-filter attacks? Simple.

2014-02-07 Thread Larry Sheldon
On 2/7/2014 1:44 PM, Livingood, Jason wrote: On 2/7/14, 2:30 PM, Larry Sheldon larryshel...@cox.net wrote: On 2/7/2014 1:26 PM, Livingood, Jason wrote: I do not know what is happening in other jurisdictions. I find that seriously scary, if wide-spread. Sorry - too many country-by-country

BCP38 (was: Re: Why won't providers source-filter attacks? Simple.)

2014-02-07 Thread John Curran
On Feb 5, 2014, at 2:12 AM, Jimmy Hess mysi...@gmail.com wrote: On Wed, 05 Feb 2014 12:18:54 +1100, Mark Andrews said: Now if we could get equipement vendors to stop shipping models without the necessary support it would help but that also may require government intervention. ... A good

Re: BCP38 (was: Re: Why won't providers source-filter attacks? Simple.)

2014-02-07 Thread Dobbins, Roland
On Feb 8, 2014, at 3:37 AM, John Curran jcur...@arin.net wrote: It's also true that if a sizable group of network operators were to actually deploy source address validation (thus proving that it really is a reasonable approach and doesn't carry too much operational or vendor implications),

Re: BCP38 (was: Re: Why won't providers source-filter attacks? Simple.)

2014-02-07 Thread Chris Grundemann
On Fri, Feb 7, 2014 at 2:07 PM, Dobbins, Roland rdobb...@arbor.net wrote: On Feb 8, 2014, at 3:37 AM, John Curran jcur...@arin.net wrote: It's also true that if a sizable group of network operators were to actually deploy source address validation (thus proving that it really is a

Re: BCP38 (was: Re: Why won't providers source-filter attacks? Simple.)

2014-02-07 Thread Dobbins, Roland
On Feb 8, 2014, at 4:25 AM, Chris Grundemann cgrundem...@gmail.com wrote: Documenting those various mechanisms which are actually utilized is the key here. =) Yes, as well as the various limitations and caveats, like the wholesale/retail issue (i.e., customers of my customer).

Re: Why won't providers source-filter attacks? Simple.

2014-02-06 Thread Leo Bicknell
On Feb 5, 2014, at 2:46 AM, Saku Ytti s...@ytti.fi wrote: If we keep thinking this problem as last-mile port problem, it won't be solved in next 20 years. Because lot of those ports really can't do RPF and even if they can do it, they are on autopilot and next change is market forced

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Saku Ytti
On (2014-02-04 23:01 -0500), valdis.kletni...@vt.edu wrote: Regulation and audits works well enough for butchers, resturants etc. Remember once BCP 38 is implemented it is relatively easy to continue. The big step is getting it turned on in the first place which requires having the

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Mark Andrews
In message CABgOHgs0nEiTCQfOHM21cYwB5Z0PUpAnsWBqV=ppy4k24zw...@mail.gmail.com , Landon Stewart writes: --f46d042c63a5ad12dd04f1abc724 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 4 February 2014 17:18, Mark Andrews ma...@isc.org wrote:

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Randy Bush
Well when industries don't self regulate governments step in. This industry is demonstratably incapble of regulating itself in this area despite lots of evidence of the problems being caused for lots of years. This has been DOCUMENTED BEST CURRENT PRACTICE for 13.5 years. Everybody else is

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Jimmy Hess
On Wed, Feb 5, 2014 at 2:46 AM, Saku Ytti s...@ytti.fi wrote: If we keep thinking this problem as last-mile port problem, it won't be solved in next 20 years. Because lot of those ports really can't do RPF and even if [snip] The last-mile ports don't necessarily need RPF; a simple inbound

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 2/5/2014 7:06 PM, Jimmy Hess wrote: The last-mile is the best possible place to filter, without breaking things. I could not agree more. :-) - - ferg - -- Paul Ferguson VP Threat Intelligence, IID PGP Public Key ID: 0x54DC85B2 -BEGIN

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Mark Andrews
In message 52f2ff98.2030...@mykolab.com, Paul Ferguson writes: On 2/5/2014 7:06 PM, Jimmy Hess wrote: The last-mile is the best possible place to filter, without breaking things. I could not agree more. :-) - - ferg Remember last mile includes datacenter and noc. Mark -- Mark

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 2/5/2014 7:35 PM, Mark Andrews wrote: In message 52f2ff98.2030...@mykolab.com, Paul Ferguson writes: On 2/5/2014 7:06 PM, Jimmy Hess wrote: The last-mile is the best possible place to filter, without breaking things. I could not agree

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Randy Bush
The last-mile is the best possible place to filter, without breaking things. I could not agree more. :-) very large consumer populations are on metro-ether-like things. and it gets kinkier from there, don't eat before looking at what ntt-east has done with ngn. i fear we really have most of

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 2/5/2014 7:43 PM, Randy Bush wrote: The last-mile is the best possible place to filter, without breaking things. I could not agree more. :-) very large consumer populations are on metro-ether-like things. and it gets kinkier from there,

Re: Why won't providers source-filter attacks? Simple.

2014-02-05 Thread Randy Bush
I'd like to think (and I am not happy smiley person as you well know) that perhaps we can motivate some younger, brighter, ingenious people who have not been tilting at this for 15 years to consider new ways to approach this problem. :-) -- Smiley! we should definitely scream at them and

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Octavio Alvarez
On 04/02/14 11:35, Jay Ashworth wrote: It *is in their commercial best interest (read: maximizing shareholder value) *NOT* to filter out DOS, DDOS, and spam traffic until their hand is forced -- it's actually their fiduciary duty not to. That's short-sighted, but I agree in that that's what

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Mark Andrews
In message 977303.7242.1391542533531.javamail.r...@benjamin.baylink.com, Jay Ashworth writes: - Original Message - From: Paul Ferguson fergdawgs...@mykolab.com (And yes, I know that in the first case, it urges the customer to cough up the bucks, and in the second case, it's

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Randy Bush
Then the need to be made criminally liable for the damage that it causes. Yes, the directors of these companies need to serve gaol time. why not just have god send down lightning bolts? quicker and cheaper. or maybe they will just drown as the level of hyperbole keeps rising. randy

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Peter Kristolaitis
On 2/4/2014 5:00 PM, Mark Andrews wrote: Nope: it's easy to explain; you merely have to be a cynical bastard: Attack traffic takes up bandwidth. Providers sell bandwidth. It *is in their commercial best interest (read: maximizing shareholder value) *NOT* to filter out DOS, DDOS, and spam

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Mark Andrews
In message 52f17931.40...@alter3d.ca, Peter Kristolaitis writes: On 2/4/2014 5:00 PM, Mark Andrews wrote: Nope: it's easy to explain; you merely have to be a cynical bastard: Attack traffic takes up bandwidth. Providers sell bandwidth. It *is in their commercial best interest

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Randy Bush
No, you write a law requiring something, e.g. BCP 38 filtering by ISPs, and you audit it. You also make the ISPs directors liable for the impact that results from spoofed traffic from them. Making it law puts all the ISP's in the country on a equal footing with respect to implementation

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Valdis . Kletnieks
On Wed, 05 Feb 2014 12:18:54 +1100, Mark Andrews said: Regulation and audits works well enough for butchers, resturants etc. Remember once BCP 38 is implemented it is relatively easy to continue. The big step is getting it turned on in the first place which requires having the right

Re: Why won't providers source-filter attacks? Simple.

2014-02-04 Thread Jimmy Hess
On Tue, Feb 4, 2014 at 10:01 PM, valdis.kletni...@vt.edu wrote: On Wed, 05 Feb 2014 12:18:54 +1100, Mark Andrews said: Now if we could get equipement vendors to stop shipping models without the necessary support it would help but that also may require government intervention. A good