Re: Alter TCP packet not work fine with netfilter hook

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On Tuesday 2012-01-31 05:50, nt pm wrote:

>Hi netfilter family,
>I'm a newbie to netfilter.
>I have just developt a crypto module using netfilter hook.
>In this module :
>SENDER : IP payload will be encrypted at POST ROUTING hook
>RECEIVE : IP payload wil be decrypted at PRE ROUTING hook.
>
>The module work fine with ICMP & UDP but it NOT work fine with TCP: 2
>machine still receive packet at hook but application not communicate
>together.
>
>I don't know whether any mystery in netfilter or linux network kernel at here?

And what makes you think we would know what happens in your hidden code?
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