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10 answers
1.0K+ views

We are recording a HTTP flow using Fiddler which is invoking an excel and we have macros written (SQL queries) in that excel which will interact with server and extract some data. Those are odata/Queries URLs and these URLs are failing with HTTP 408 (timeout) error message. Could you please look into it and provide some solution.

We have already tried increasing the oSession delay to 1000000 but still observing similar behavior.

Example:
 if (m_SimulateModem)
{
            // Delay sends by 300ms per KB uploaded.
            oSession["request-trickle-delay"] = "1000000";
            // Delay receives by 150ms per KB downloaded.
            oSession["response-trickle-delay"] = "1000000";
}

We are not able to record odata/Queries URL in fiddler, these URLs are failing with HTTP 408 error message.

Please help us to get resolve this issue.

Eric R | Senior Technical Support Engineer
Telerik team
 answered on 06 Aug 2019
2 answers
639 views

Hi,

I have big issue with fiddler in Windows Server 2012 and IE 11.
When I run fiddler, it offers me WinConfig option to click from top left corner but it throws errors:
Unable to use NetIsoEnumAppContainers to get AppContainer list.
ErrorCode: 0x0
Attempting manual registry crawl; some information will be unavailable.
I am receiving error: Failed to get AppContainer info   as WinConfig action.

 

My Windows Firewall Service in services.msc is started and windows firewalls for  domain, public and private network are off.
I read that for someone starting the Windows Firewall Service resolved the issue but it is already started on my server.

 

I read on internet:
https://blogs.msdn.microsoft.com/fiddler/2011/12/10/revisiting-fiddler-and-win8-immersive-applications/
https://mymemorysucks.wordpress.com/2013/11/12/issues-with-fiddler-on-windows-8-1-and-ie-11/

 

but could not find solution.

What should I do to enable this since I really need Fiddler in order to collect data on the server.

 

Thank you,

Veljko

Eric R | Senior Technical Support Engineer
Telerik team
 answered on 06 Aug 2019
4 answers
167 views
is it possible transmit not buffered responce when request created by utilCreateResponseAndBypassServer?

code:

on_before_request(Session oSession)
{
    if(oSession.fullUrl=='http../123')
    {
    oSession.utilCreateResponseAndBypassServer();
    oSession.bBufferResponse=false;
    my_curl_downloader(oSession.fullUrl,
    /*on headers line availible*/delegate(byte[] buf, int size, int nmemb, Object extraData)
    {
    var header_str=Encoding.UTF8.GetString(buf);
    //oSession.oResponse.headers.AssignFromString(header_str);

    var header=header_str.split(':');
    oSession.oResponse.headers.Add(header[0],header[1]);
    },
    /*on data availible*/delegate(byte[] buf, int size, int nmemb, Object extraData)
    {
    oSession.state=SessionStates.ReadingResponse;//?????????????
    oSession.responseBodyBytes.append??(buf); //?????????
    })
}
}
Eric R | Senior Technical Support Engineer
Telerik team
 answered on 06 Aug 2019
2 answers
117 views

Greetings

I was wondering if it is possible to inject location tracking permission into a remote browser and how I can investigate such issue. I saw some ten trackers, and cookies from the suspected site in the Firefox shield feature, and I like to look inside the blocked content. I saw items on hotjar, google analytics, and others. I do have fiddler installed and think I can configure it to see the https traffic. Is there a view that will show me trackers and cookies? What is the best way for me to search for what I am looking for in fiddler please? I am glad to provide more information, pics, etc. 

Samuel
Top achievements
Rank 1
 answered on 02 Aug 2019
1 answer
1.1K+ views

Hello, I've successfully used FiddlerCore on windows to capture net traffic in Python script.

Now I want to try it on Linux. I followed the guide to install fiddler-linux based on mono, but after installation I don't find FiddlerCore*.dll. How shall I install FiddlerCore on Linux?

Thanks.

Eric R | Senior Technical Support Engineer
Telerik team
 answered on 01 Aug 2019
1 answer
96 views

Look the screenshot.

All requests have 0 body.

How to fix it?

Thanks.

Eric R | Senior Technical Support Engineer
Telerik team
 answered on 31 Jul 2019
10 answers
5.5K+ views
I'm getting an error on launching Fiddler.  "Port 9000 is in use by process 'zsatunnel:12596'. Would you like Fiddler to use a random port instead?"

If I click yes it doesn't capture anything.   I click no and it suggests I manually configure fiddler. I'm not sure how to proceed. Is there a way to configure fiddler to work in this environment? 

IT2428
Top achievements
Rank 1
 answered on 31 Jul 2019
6 answers
455 views

Hello. I really like to use fiddler on windows, but on linux (xubuntu 18.04) I encountered the following problem.

I need to CAPTURE and DECRYPT HTTPS traffic. However, fiddler does not do this.

The traffic is captured ✅, but NOT decrypt ❌, in the inspector I get the following message: "This is a CONNECT tunnel, through which encrypted HTTPS traffic flows. This is not a decrypted HTTPS decryption option. Settings can be found inside Tools> Options> HTTPS".

As I understand it, the problem is NOT that I incorrectly imported certificates into the system and the browser, since I do NOT receive error messages in firefox.

Studying fiddler logs, I noticed the following information:

1.07: 58: 08: 4767 Fiddler.BCCertMaker> Failed to create certificate for www.linux.org.ru: Operation is not supported on this platform.
2.  at System.Security.Cryptography.X509Certificates.X509Certificate2.set_PrivateKey (System.Security.Cryptography.AsymmetricAlgorithm value) [0x00000] in <e8eb3d7a311640f484845e45cbec8973>: 0
3.  at BCCertMaker.BCCertMaker.CreateCertificateFromCA (System.String sCN, Org. Bouncy6Castle.X509.X509Certificate caCert, Org.BrcyCastle.Crypto.AsymmetricKeyParameter caKey) [0x00377] in <186d36066206 6 5 6 3 3 3 3 3 6 6 6 6 6 6 6 6 6 6 6 6 6 3 3 3 3 3 3 3 3 5 3 3 5 3 3 5 3 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 3 3 3
4.  at BCCertMaker.BCCertMaker.MakeNewCert (System.String sHostname) [0x00102] in <186d138a6ba64111bc4131af9c9cbf93>: 0

Does this mean that this feature (HTTPS decrypt) is not supported on linux? Or do I make some kind of mistake?

How I run fiddler: mono Fiddler.exe (or sudo mono Fiddler.exe, nothing changes).

My fiddler settings: http://i.imgur.com/eT9fh0s.png (sorry for the colors, conflicts with my theme)

Thanks.

Simeon
Telerik team
 answered on 30 Jul 2019
3 answers
341 views

I'm using chinese software which is using QtWebEngine but Fiddler is unable to capture anything from it even i selected process to that only. Nothing shows up. HTTPS and certificate enabled and are working perfectly with browsers and other softwares

QtWebEngine is based on chromium and is open source https://wiki.qt.io/QtWebEngine. Fiddler is supossed to capture anything http/s related

The process running is qtwebengineprocess.exe

Anyone know anything about it?

Eric R | Senior Technical Support Engineer
Telerik team
 answered on 29 Jul 2019
1 answer
10.3K+ views

fiddler.network.https> HTTPS handshake to <site> (for #4) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted

Win32 (SChannel) Native Error Code: 0x80090326

 

For anyone with a problem using HTTPS decryption in Fiddler, the following questions must be answered for me to have any chance of helping you.

  Q1> What version of Fiddler and Windows are you using?
v5.0.20182.28034 for .NET 4.6.1
Built: Wednesday, June 27, 2018

64-bit AMD64, VM: 70.0mb, WS: 140.0mb
.NET 4.7.1 WinNT 10.0.17134.0

  Q2> Which HTTPS protocols are enabled (Tools > Fiddler Options > HTTPS > "Protocols" link at the right.
<client>;tls1.0;tls1.1;tls1.2

  Q3> Which certificate maker are you using? (Tools > Fiddler Options > HTTPS > click "Certificates Generated By")
CertEnroll

Use wildcards (checked).

Current Configuration
Certificate Engine: ˜
ValidFrom: 366 days ago
HashAlg-Root: SHA256
HashAlg-EE: SHA256
ExtraParams-Root:
ExtraParams-EE:

  Q4> What app(s) traffic are you trying to capture? What version? Have you tried a different browser or client? What HTTPS servers are you trying to reach?
Web site: banweb.cos.edu

Chrome Version 74.0.3729.169 (Official Build) (64-bit) - Incognito mode and regular.
FireFox 67.0 (64-bit)

banweb.cos.edu

  Q5> What text appears on Fiddler's Log tab at the point of failure? What, if anything, appears in the client? (You should really allow .log or .txt file attachments)
11:04:48:6783 Fiddler Running...
11:04:48:6783 AutoProxy failed. Disabling for this network.
11:04:48:7251 Windows 8+ AppContainer isolation feature detected.
11:05:13:7295 Assembly 'C:\Users\<user>\AppData\Local\Programs\Fiddler\CertMaker.dll' was not found. Using default Certificate Generator.
11:05:13:7607 /Fiddler.CertMaker> Using .‰+˜ for certificate generation; UseWildcards=True.
11:05:13:8232 /Fiddler.CertMaker> Root Certificate located; private key in container '<key>-c89f-4806-811c-fb7588c06682'
11:05:13:8545 /Fiddler.CertMaker> Invoking CertEnroll for Subject: CN=*.smartscreen.microsoft.com, O=DO_NOT_TRUST, OU=Created by http://www.fiddler2.com; Thread's ApartmentState: MTA
11:05:14:4482 [Fiddler] No HTTP request was received from (swi_fc:3256) new client socket, port 54389.
11:05:14:5263 /Fiddler.CertMaker> Finished CertEnroll for 'CN=*.smartscreen.microsoft.com, O=DO_NOT_TRUST, OU=Created by http://www.fiddler2.com'. Returning cert
11:05:14:5888 /Fiddler.CertMaker> Invoking CertEnroll for Subject: CN=*.telerik.com, O=DO_NOT_TRUST, OU=Created by http://www.fiddler2.com; Thread's ApartmentState: MTA
11:05:14:5888 /Fiddler.CertMaker> Reusing PrivateKey for '*.telerik.com'
11:05:14:9170 /Fiddler.CertMaker> Finished CertEnroll for 'CN=*.telerik.com, O=DO_NOT_TRUST, OU=Created by http://www.fiddler2.com'. Returning cert
11:05:15:1201 !SecureClientPipeDirect failed: System.IO.IOException Authentication failed because the remote party has closed the transport stream. for pipe (CN=*.telerik.com, O=DO_NOT_TRUST, OU=Created by http://www.fiddler2.com)
11:06:30:0333 [Fiddler] No HTTPS request was received from (svchost:3064) new client socket, port 54397.
11:07:11:7490 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:11:7681 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:2481 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:4461 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:4471 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:4491 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:4491 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:4581 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:16:6531 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:17:1251 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:21:3810 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:21:4000 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:21:5150 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:22:6926 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:22:8596 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:22:8686 fiddler.network.https> HTTPS handshake to <site> (for #94) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:22:8826 fiddler.network.https> HTTPS handshake to <site> (for #95) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:23:0666 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:23:0736 fiddler.network.https> HTTPS handshake to <site> (for #96) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:23:0806 fiddler.network.https> HTTPS handshake to <site> (for #97) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:28:2727 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:28:2747 fiddler.network.https> HTTPS handshake to <site> (for #102) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:28:2797 fiddler.network.https> HTTPS handshake to <site> (for #103) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:28:4797 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:28:4817 fiddler.network.https> HTTPS handshake to <site> (for #104) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:28:4907 fiddler.network.https> HTTPS handshake to <site> (for #105) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:33:5095 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:07:33:5115 fiddler.network.https> HTTPS handshake to <site> (for #106) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:07:33:5175 fiddler.network.https> HTTPS handshake to <site> (for #107) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:08:03:5444 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:08:03:5474 fiddler.network.https> HTTPS handshake to <site> (for #108) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:08:03:5534 fiddler.network.https> HTTPS handshake to <site> (for #109) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:09:03:5922 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:09:03:5942 fiddler.network.https> HTTPS handshake to <site> (for #110) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:09:03:6002 fiddler.network.https> HTTPS handshake to <site> (for #111) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:09:33:9997 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:12:55:6104 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:12:55:6124 fiddler.network.https> HTTPS handshake to <site> (for #114) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:12:55:6204 fiddler.network.https> HTTPS handshake to <site> (for #115) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:12:57:6898 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:12:57:6918 fiddler.network.https> HTTPS handshake to <site> (for #116) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:12:57:6988 fiddler.network.https> HTTPS handshake to <site> (for #117) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:13:11:6394 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:15:30:6904 [Fiddler] No HTTPS request was received from (svchost:3064) new client socket, port 54524.
11:15:30:8311 [Fiddler] No HTTPS request was received from (svchost:3064) new client socket, port 54526.
11:15:30:9561 [Fiddler] No HTTPS request was received from (svchost:3064) new client socket, port 54528.
11:17:57:7664 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:17:57:7704 fiddler.network.https> HTTPS handshake to <site> (for #123) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:17:57:7764 fiddler.network.https> HTTPS handshake to <site> (for #124) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:18:57:8687 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:19:01:0127 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:19:01:1847 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:19:01:1867 fiddler.network.https> HTTPS handshake to <site> (for #5) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:19:01:1927 fiddler.network.https> HTTPS handshake to <site> (for #6) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:19:01:3687 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:19:01:3707 fiddler.network.https> HTTPS handshake to <site> (for #7) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:19:01:3767 fiddler.network.https> HTTPS handshake to <site> (for #8) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:44:6962 AutoProxy failed. Disabling for this network.
11:20:44:6982 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:20:44:7012 fiddler.network.https> HTTPS handshake to <site> (for #1) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:44:7092 fiddler.network.https> HTTPS handshake to <site> (for #2) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:44:9032 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:20:44:9062 fiddler.network.https> HTTPS handshake to <site> (for #3) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:44:9122 fiddler.network.https> HTTPS handshake to <site> (for #4) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:56:8781 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:20:56:8801 fiddler.network.https> HTTPS handshake to <site> (for #4) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:56:8861 fiddler.network.https> HTTPS handshake to <site> (for #5) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:57:0551 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:20:57:0571 fiddler.network.https> HTTPS handshake to <site> (for #6) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:20:57:0631 fiddler.network.https> HTTPS handshake to <site> (for #7) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:02:0798 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:02:0818 fiddler.network.https> HTTPS handshake to <site> (for #8) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:02:0878 fiddler.network.https> HTTPS handshake to <site> (for #9) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:09:5459 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:09:5469 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:09:5599 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:09:5689 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:09:5689 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:13:4588 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:13:4598 fiddler.network.https> HTTPS handshake to <site> (for #4) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:13:4658 fiddler.network.https> HTTPS handshake to <site> (for #5) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:13:6418 HTTPSLint> Warning: ClientHello record was 508 bytes long. Some servers have problems with ClientHello's greater than 255 bytes. https://github.com/ssllabs/research/wiki/Long-Handshake-Intolerance
11:21:13:6448 fiddler.network.https> HTTPS handshake to <site> (for #6) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:13:6508 fiddler.network.https> HTTPS handshake to <site> (for #7) failed. System.Security.Authentication.AuthenticationException A call to SSPI failed, see inner exception. < The message received was unexpected or badly formatted
Win32 (SChannel) Native Error Code: 0x80090326
11:21:54:5660 [Fiddler] No HTTPS request was received from (swi_fc:3256) new client socket, port 54624.
11:21:54:5817 [Fiddler] No HTTPS request was received from (swi_fc:3256) new client socket, port 54629.
11:21:54:5817 [Fiddler] No HTTPS request was received from (swi_fc:3256) new client socket, port 54630.
11:21:54:5817 [Fiddler] No HTTPS request was received from (swi_fc:3256) new client socket, port 54626.

Simeon
Telerik team
 answered on 29 Jul 2019
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