Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-11 Thread Steve Hill
On 07/07/16 12:30, Marcus Kool wrote: Here things get complicated. It is correct that Squid enforces apps to follow standards or should Squid try to proxy connections for apps when it can? I would say no: where it is possible for Squid to allow an app to work, even where it isn't following st

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Alex Rousskov
On 07/07/2016 01:53 PM, Amos Jeffries wrote: > On 8/07/2016 4:50 a.m., Alex Rousskov wrote: >> On 07/07/2016 06:23 AM, Amos Jeffries wrote: >>> On 7/07/2016 11:30 p.m., Marcus Kool wrote: >> On 07/06/2016 10:07 PM, Alex Rousskov wrote: >>> Q3. What should Squid do when receiving a wildcard

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Eliezer Croitoru
ru; squid-users@lists.squid-cache.org Subject: Re: [squid-users] host_verify_strict and wildcard SNI On 07/07/2016 01:37 AM, Eliezer Croitoru wrote: > Maybe the future will bring the wildcard into the DNS world FYI: Wildcards have been in DNS world since before RFC 1035 dated 1987: >- Th

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Amos Jeffries
On 8/07/2016 5:05 a.m., Alex Rousskov wrote: > On 07/07/2016 10:41 AM, Steve Hill wrote: >> Realistically, shouldn't the SNI reflect the DNS request that was made >> to find the IP of the server you're connecting to? You would never make >> a DNS request for '*.example.com' so I don't see a reason

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Amos Jeffries
On 8/07/2016 4:50 a.m., Alex Rousskov wrote: > On 07/07/2016 06:23 AM, Amos Jeffries wrote: >> On 7/07/2016 11:30 p.m., Marcus Kool wrote: > On 07/06/2016 10:07 PM, Alex Rousskov wrote: >> Q3. What should Squid do when receiving a wildcard SNI? > >>> Squid _has_ the original IP so why woul

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Alex Rousskov
On 07/07/2016 10:41 AM, Steve Hill wrote: > Realistically, shouldn't the SNI reflect the DNS request that was made > to find the IP of the server you're connecting to? You would never make > a DNS request for '*.example.com' so I don't see a reason why you would > send an SNI that has a larger sco

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Alex Rousskov
On 07/07/2016 06:23 AM, Amos Jeffries wrote: > On 7/07/2016 11:30 p.m., Marcus Kool wrote: On 07/06/2016 10:07 PM, Alex Rousskov wrote: > Q3. What should Squid do when receiving a wildcard SNI? >> Squid _has_ the original IP so why would Squid potentially connect to an >> other IP ? > Be

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Steve Hill
On 07/07/16 02:07, Alex Rousskov wrote: Q1. Is wildcard SNI "legal/valid"? I do not know the answer to that question. The "*.example.com" name is certainly legal in many DNS contexts. RFC 6066 requires HostName SNI to be a "fully qualified domain name", but I failed to find a strict-enough RFC

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Steve Hill
On 06/07/16 20:54, Eliezer Croitoru wrote: There are other options of course but the first thing to check is if the client is a real browser or some special creature that tries it's luck with a special form of ssl. In this case it isn't a real web browser - it's an iOS app, and the vendor h

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Alex Rousskov
On 07/07/2016 01:37 AM, Eliezer Croitoru wrote: > Maybe the future will bring the wildcard into the DNS world FYI: Wildcards have been in DNS world since before RFC 1035 dated 1987: >- The results of standard queries where the QNAME contains "*" > labels if the data might be used to con

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Yuri Voinov
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 07.07.2016 19:59, Marcus Kool пишет: > > > On 07/07/2016 10:49 AM, Yuri wrote: > A similar question can be asked about SNI names containing unusual characters. At some point, it would be too dangerous to include SNI inf

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Marcus Kool
On 07/07/2016 10:49 AM, Yuri wrote: A similar question can be asked about SNI names containing unusual characters. At some point, it would be too dangerous to include SNI information in the fake CONNECT request because it will interfere with HTTP rules, but it is not clear where that point is

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Yuri
07.07.2016 19:08, Marcus Kool пишет: On 07/07/2016 09:23 AM, Amos Jeffries wrote: On 7/07/2016 11:30 p.m., Marcus Kool wrote: On 07/07/2016 07:15 AM, Amos Jeffries wrote: On 7/07/2016 1:55 p.m., Marcus Kool wrote: On 07/06/2016 10:07 PM, Alex Rousskov wrote: On 07/06/2016 05:01 PM, M

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Marcus Kool
On 07/07/2016 09:23 AM, Amos Jeffries wrote: On 7/07/2016 11:30 p.m., Marcus Kool wrote: On 07/07/2016 07:15 AM, Amos Jeffries wrote: On 7/07/2016 1:55 p.m., Marcus Kool wrote: On 07/06/2016 10:07 PM, Alex Rousskov wrote: On 07/06/2016 05:01 PM, Marcus Kool wrote: On 07/06/2016 11:36 A

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Amos Jeffries
On 7/07/2016 11:30 p.m., Marcus Kool wrote: > > > On 07/07/2016 07:15 AM, Amos Jeffries wrote: >> On 7/07/2016 1:55 p.m., Marcus Kool wrote: >>> >>> >>> On 07/06/2016 10:07 PM, Alex Rousskov wrote: On 07/06/2016 05:01 PM, Marcus Kool wrote: > On 07/06/2016 11:36 AM, Steve Hill wrote: >>>

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Marcus Kool
On 07/07/2016 07:15 AM, Amos Jeffries wrote: On 7/07/2016 1:55 p.m., Marcus Kool wrote: On 07/06/2016 10:07 PM, Alex Rousskov wrote: On 07/06/2016 05:01 PM, Marcus Kool wrote: On 07/06/2016 11:36 AM, Steve Hill wrote: I'm using a transparent proxy and SSL-peek and have hit a problem with

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Amos Jeffries
On 7/07/2016 1:55 p.m., Marcus Kool wrote: > > > On 07/06/2016 10:07 PM, Alex Rousskov wrote: >> On 07/06/2016 05:01 PM, Marcus Kool wrote: >>> On 07/06/2016 11:36 AM, Steve Hill wrote: I'm using a transparent proxy and SSL-peek and have hit a problem with an iOS app which seems to be d

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-07 Thread Eliezer Croitoru
om: squid-users [mailto:squid-users-boun...@lists.squid-cache.org] On Behalf Of Alex Rousskov Sent: Thursday, July 7, 2016 4:07 AM To: squid-users@lists.squid-cache.org Subject: Re: [squid-users] host_verify_strict and wildcard SNI On 07/06/2016 05:01 PM, Marcus Kool wrote: > On 07/06/2016 11:36 AM

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Marcus Kool
On 07/06/2016 10:07 PM, Alex Rousskov wrote: On 07/06/2016 05:01 PM, Marcus Kool wrote: On 07/06/2016 11:36 AM, Steve Hill wrote: I'm using a transparent proxy and SSL-peek and have hit a problem with an iOS app which seems to be doing broken things with the SNI. The app is making an HTTPS c

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Alex Rousskov
On 07/06/2016 05:01 PM, Marcus Kool wrote: > On 07/06/2016 11:36 AM, Steve Hill wrote: >> I'm using a transparent proxy and SSL-peek and have hit a problem with >> an iOS app which seems to be doing broken things with the SNI. >> >> The app is making an HTTPS connection to a server and presenting a

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Marcus Kool
On 07/06/2016 11:36 AM, Steve Hill wrote: I'm using a transparent proxy and SSL-peek and have hit a problem with an iOS app which seems to be doing broken things with the SNI. The app is making an HTTPS connection to a server and presenting an SNI with a wildcard in it - i.e. "*.example.com

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Eliezer Croitoru
ubject: Re: [squid-users] host_verify_strict and wildcard SNI -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 I am very seriously concerned about the issue CDN, because every day I discover more and more problematic sites, namely in connection with the CDN and HTTPS. For more than four

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Yuri Voinov
person who hold the keys for them. > > Eliezer > > > Eliezer Croitoru <http://ngtech.co.il/lmgtfy/> > Linux System Administrator > Mobile: +972-5-28704261 > Email: elie...@ngtech.co.il > > > From: Yuri Voinov [mailto:yvoi...@gmail.com] > Sent: Wednesday, Jul

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Eliezer Croitoru
inux System Administrator Mobile: +972-5-28704261 Email: elie...@ngtech.co.il From: Yuri Voinov [mailto:yvoi...@gmail.com] Sent: Wednesday, July 6, 2016 11:15 PM To: Eliezer Croitoru; squid-users@lists.squid-cache.org Subject: Re: [squid-users] host_verify_strict and wildcard SNI -BEGIN PGP SIG

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Yuri Voinov
System Administrator > Mobile: +972-5-28704261 > Email: elie...@ngtech.co.il > > > -Original Message- > From: squid-users [mailto:squid-users-boun...@lists.squid-cache.org] On Behalf Of Yuri Voinov > Sent: Wednesday, July 6, 2016 10:43 PM > To: squid-users@lists.squid-ca

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Eliezer Croitoru
To: squid-users@lists.squid-cache.org Subject: Re: [squid-users] host_verify_strict and wildcard SNI -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Sounds familiar. Do you experience occasional problems with CloudFlare sites? 06.07.2016 20:36, Steve Hill пишет: > > I'm using a

Re: [squid-users] host_verify_strict and wildcard SNI

2016-07-06 Thread Yuri Voinov
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Sounds familiar. Do you experience occasional problems with CloudFlare sites? 06.07.2016 20:36, Steve Hill пишет: > > I'm using a transparent proxy and SSL-peek and have hit a problem with an iOS app which seems to be doing broken things with th