Our nameless project.
cypher at cpunk.us
Sat May 31 18:00:11 PDT 2014
On 2014-05-31 18:39, davidroman96 wrote:
> On 01/06/14 01:19, Bill Stewart wrote:
>> At 10:15 AM 5/31/2014, davidroman96 wrote:
>>> We know that the sources ips generally are dropped, this is the only
>>> problem that we have.
>>> But if multiple hosts can use the same ip how the connection can be
>>> traced? Only the ISP have the information, the receiver don't know
>>> anything a part from the content of the packet.
>> That's part of the problem -
>> the receiver doesn't know anything, even the contents of the packet,
>> because any good ISP will drop the packets instead of allowing the
>> sender to send them.
>> If you can find a collection of bad ISPs who can send forged-source
>> packets to each other
>> across the public Internet, maybe you have some chance,
>> but that kind of bad ISP is also a target for spy agencies and for
>> Normally, UDP is fine, but it isn't TCP.
>> A popular thing for UDP applications to do is to reinvent TCP badly.
>> If you need to do TCP things, and only have UDP for some reason,
>> you can reinvent most of TCP well, but only if you understand it well.
>> The UDP versions of Bittorrent, for instance, were written by people
>> not only understood TCP and UDP well, but experimented a lot with
>> A very good ISP will not only drop forged-source packets,
>> they'll hunt down the sender and kill it.
>> Somebody mentioned Netflow - many large ISPs record that level of
>> with the source and destination IP addresses, port numbers, protocol,
>> and router information,
>> and sometimes also link-layer addresses if the link layer uses them.
>> If you sent a packet from 188.8.131.52, your ISP will probably drop it
>> at the originating router,
>> and will log an error message that says it dropped that on your access
>> and if it sees a lot of them, they'll go check out why.
>> If you use a small ISP that doesn't bother checking for forged source
>> they'll be using a larger ISP for long-haul connections that will
> We know that ISP have the 100% of information, but the idea was to give
> less information to the receiver. Even yet I couldn't find any
> transparent ISP, seems that all ISPs are trolls xD, maybe pirateISP are
> more transparent¿?...
But, doesn't the above mean that the receiver won't ever get your email
because the packets will be dropped before they get to him?
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