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 YouTube Deep Packet Inspection, All HTTP connections being MITMed

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zaqplm
post May 1 2013, 04:13 PM

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I can confirm using Maxis broadband, I can't open the above videos. After the advertisement, youtube just shows "an error has occurred". Not even 1 sec of the video is shown. This is very similar to "HTTP-Video" block we applied on our Fortigate device in our office, but I've tested this without any firewall device. So TM is really applying Deep Packet Inspection to certain youtube videos.

You can also test the links below:

http://www.facebook.com/DAPMalaysia <-- Fails to open
https://www.facebook.com/DAPMalaysia <-- Opened OK
zaqplm
post May 1 2013, 06:07 PM

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QUOTE(rizvanrp @ May 1 2013, 05:28 PM)
@zaqplm

Holy shit you're right :

CODE
echo -e 'GET /DAPMalaysia HTTP/1.1\r\nHost: www.facebook.com\r\n\r\n' | nc.traditional any.ip.address 80

.. fails after first ACK with TCP stream being dropped :
user posted image

Anything else :

CODE
echo -e 'GET /DAPMereisia HTTP/1.1\r\nHost: www.facebook.com\r\n\r\n' | nc.traditional any.ip.address 80

.. works without any issues :
user posted image

They're inspecting all HTTP request and blocking anything with 'Host: *facebook.com' with a GET request method for '/DAPMalaysia'..! Btw are you on Maxis fiber over TM infra or directly in a Maxis broadband area?

What kind of third world country is this
*
I'm using normal 3G HSDPA broadband dongle with a Maxis sim card.
zaqplm
post May 2 2013, 12:11 PM

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QUOTE(khelben @ May 2 2013, 07:52 AM)
The above video failed to open. TM Unifi Biz, 20 Mbps x 4 lines. All failed to open.

 

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