Anonymous ID: d166bc Dec. 26, 2020, 7:29 p.m. No.12190654   🗄️.is đź”—kun   >>0661

>>12190632

Well after my speculation the other morning on the Boom boom dont wonder why especially if nefarious Actors in government are involved.

 

Either way white hats will be able to deduce from the desperation of the actor.

 

Thanks anon.

Anonymous ID: d166bc Dec. 26, 2020, 7:32 p.m. No.12190677   🗄️.is đź”—kun   >>0679 >>0696 >>0790

Is this an accurate description?

 

https://robertheaton.com/2020/04/27/how-does-a-tcp-reset-attack-work/

 

How does a TCP Reset Attack work?

27 Apr 2020

 

A TCP reset attack is executed using a single packet of data, no more than a few bytes in size. A spoofed TCP segment, crafted and sent by an attacker, tricks two victims into abandoning a TCP connection, interrupting possibly vital communications between them.

 

The attack has had real-world consequences. Fear of it has caused mitigating changes to be made to the TCP protocol itself. The attack is believed to be a key component of China’s Great Firewall, used by the Chinese government to censor the internet inside China. Despite this weighty biography, understanding the attack doesn’t require deep prior knowledge of networking or TCP. Indeed, understanding the attack’s intricacies will teach you a great deal about the particulars of the TCP protocol, and, as we will soon see, you can even execute the attack against yourself using only a single laptop.

 

In this post we’re going to:

 

Learn the basics of the TCP protocol

Learn how the attack works

Execute the attack against ourselves using a simple Python script

 

Before we analyze the mechanics of the attack, let’s begin by seeing how it is used in the real world.

Anonymous ID: d166bc Dec. 26, 2020, 7:33 p.m. No.12190688   🗄️.is đź”—kun   >>0696

Anyone had problems since coming here? due to nefarious actors. read on if you have connectivity issues one of the simplist ways to fuck with us.

 

How is the TCP reset attack used in the Great Firewall?

 

The Great Firewall (GFW) is a collection of systems and techniques used by the Chinese government to censor the internet for users inside China. The GFW actively blocks and kills connections to servers inside and outside of the country, as well as passively monitoring internet traffic for proscribed content.

 

To prevent users from even connecting to forbidden servers, the GFW uses techniques like DNS pollution and IP blocking (both stories for another time). However, the GFW may sometimes also want to allow a connection to be made, but to then kill it halfway through. This could be because they want to perform slow, out-of-band analysis on the connection, such as correlating it with other activity. Or it could be because they want to analyze the data exchanged over a connection and use this information to decide whether to allow or block it. For example, they may want to generally allow traffic to a news website, but to censor specific videos containing banned keywords.

 

To do this, the GFW needs tools that are capable of killing already-established connections. One such tool that they use is the TCP reset attack.

How does a TCP reset attack work?

 

In a TCP reset attack, an attacker kills a connection between two victims by sending one or both of them fake messages telling them to stop using the connection immediately. These messages are called TCP reset segments. In normal, non-nefarious operations, computers send TCP reset segments whenever they receive unexpected TCP traffic and they want its sender to stop sending it.

 

A TCP reset attack exploits this mechanism to trick victims into prematurely closing TCP connections by sending them fake reset segments. If a fake reset segment is crafted correctly, the receiver will accept it as valid and close their side of the connection, preventing the connection from being used to exchange further information. The victims can create a new TCP connection in an attempt to resume their communications, but the attacker may be able to reset this new connection too. Fortunately, because it takes the attacker time to assemble and send their spoofed packet, reset attacks are only really effective against long-lived connections. Short-lived connections, for example those used to transmit small webpages, will typically have already fulfilled their purpose by the time an attacker is able to attempt to reset them.

 

Sending spoofed TCP segments is in one sense easy, since neither TCP nor IP comes with any built-in way to verify a sender’s identity. There is an extension to IP which does provide authentication, called IPSec. However, it is not widely used. Internet service providers are supposed to refuse to transit IP packets that claim to have come from a clearly-spoofed IP address, but such verification is anecdotally said to be patchy. All a receiver can do is to take the source IP address and port inside a packet or segment at face value, and where possible use higher-level protocols, such as TLS, to verify the sender’s identity. However, since TCP reset packets are part of the TCP protocol itself, they cannot be validated using these higher-level protocols.

 

Despite the ease with which spoofed segments can be sent, crafting the right spoofed segment and executing a successful TCP reset attack can still be challenging. In order to see why, we’ll need to understand how the TCP protocol works.

Anonymous ID: d166bc Dec. 26, 2020, 7:33 p.m. No.12190696   🗄️.is đź”—kun

>>12190677

>>12190688

 

How the TCP protocol works

 

The goal of the TCP protocol is to send a recipient a perfect copy of a piece of data. For example, if my server sends your computer the HTML for my website over a TCP connection, your computer’s TCP stack (the part of its operating system that handles TCP) should be able to output my HTML in the exact form and order that my server sent it.

 

However, my HTML is not sent over the internet in such a perfect, ordered form. Instead, it is broken up into many small chunks (known as TCP segments), which are each sent separately over the internet and reconstituted back into the order in which they were sent by your computer’s TCP stack. This reconsituted output is known as a TCP stream. Each TCP segment is sent in its own IP packet, although we don’t need to understand any of the details of IP for this attack.

 

Reconstructing segments into a stream requires care, because the internet is not reliable. TCP segments may get dropped. They may arrive out of order; be sent twice; get corrupted; or have any number of other mishaps befall them. The job of the TCP protocol is therefore to provide reliable communication over an unreliable network. TCP achieves this goal by requiring the two sides of a connection to keep in close contact with each other, constantly reporting which pieces of data they have received. This allows senders to infer which data a receiver has not yet received, and to re-send any data that may have been lost.

 

In order to understand how this process works, we need to understand how senders and receivers use TCP sequence numbers to label and keep track of data sent over TCP.

Anonymous ID: d166bc Dec. 26, 2020, 7:43 p.m. No.12190801   🗄️.is đź”—kun

>>12190768

>Worthless authorities.

Authoriteies were originally emplaced for citizens to seek assistnace when they themselves ciould not guide a situation to proper justice.

 

Now it is a fucking goddamned faggot show in many cases.

 

On some Sheriff for King Richard shit robin hood style.

Anonymous ID: d166bc Dec. 26, 2020, 7:48 p.m. No.12190851   🗄️.is đź”—kun

>>12190825

 

Why is my neighbor saying they gonn kill me if i dont leave them alone?

 

Because nefarious actors with nefarious intents are begging subconsciously for a Lethal Wound.

And neighbor dont nec. have the time to verify you right now. Nor the desire.

 

I know im fucking bonkers but there is a very specific reason for this.

 

"Fuck [Them]"

Anonymous ID: d166bc Dec. 26, 2020, 7:50 p.m. No.12190872   🗄️.is đź”—kun

>>12190861

Here have dis.

 

''Saturday 12.26.2020''

 

>>12188580 #15561, >>12189362 #15562, >>12190150 #15563

>>12186286 #15558, >>12187035 #15559, >>12188111 #15560

>>12183975 #15555, >>12184747 #15556, >>12185703 #15557

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12181696 #15552, >>12182485 #15553, >>12183251 #15554

>>12179276 #15549, >>12180128 #15550, >>12180916 #15551

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Saturday 12.26.2020''

 

''Friday 12.25.2020''

>>12178567 #15548

>>12176253 #15545, >>12177082 #15546, >>12177833 #15547

>>12173993 #15542, >>12174741 #15543, >>12175468 #15544

>>12171310 #15539, >>12171986 #15540, >>12173168 #15541

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12169058 #15536, >>12169799 #15537, >>12170888 #15538

>>12166698 #15533, >>12167471 #15534, >>12168258 #15535

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Friday 12.25.2020''

 

''Thursday 12.24.2020''

>>12164429 #15530, >>12165183 #15531, >>12165939 #15532

>>12162156 #15527, >>12162908 #15528, >>12163693 #15529

>>12159860 #15524, >>12160656 #15525, >>12161386 #15526

>>12157577 #15521, >>12158365 #15522, >>12159088 #15523

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12156777 #15520, >>12157577 #15521

>>12155216 #15518, >>12155216 #15518, >>12156004 #15519

>>12152110 #15515, >>12153149 #15516, >>12153760 #15517

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Thursday 12.24.2020''

 

''Wednesday 12.23.2020''

>>12151390 #15514

>>12149043 #15511, >>12149817 #15512, >>12150604 #15513

>>12146713 #15508, >>12147485 #15509, >>12148254 #15510

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12146713 #15508

>>12144390 #15505, >>12145167 #15506, >>12145956 #15507

>>12142046 #15502, >>12142815 #15503, >>12143619 #15504

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Wednesday 12.23.2020''

 

''Tuesday 12.22.2020''

>>12140532 #15500, >>12141313 #15501

>>12138201 #15497, >>12138991 #15498, >>12139758 #15499

>>12135907 #15494, >>12136693 #15495, >>12137462 #15496

>>12133613 #15491, >>12134394 #15492, >>12135156 #15493

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12131305 #15488, >>12132060 #15489, >>12132818 #15490

>>12129641 #15485 , >>12130488 #15487 2/2, >>12130484 #15487 1/2

>>12128046 #15483, >>12128878 #15484, >>12128958 #15485

>>12125161 #15480, >>12125918 #15481, >>12126690 #15482

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Tuesday 12.22.2020''

 

''Monday 12.21.2020''

>>12122796 #15477, >>12123819 #15478, >>12125782 #15479

>>12120521 #15374, >>12121276 #15475, >>12122048 #15476

>>12117748 #15471, >>12119006 #15472, >>12119750 #15473

''12:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

>>12115927 #15468, >>12116279 #15469, >>12116999 #15470

>>12113107 #15465, >>12113868 #15466, >>12114636 #15467

''00:00:00+ ''^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

''Monday 12.21.2020''

Anonymous ID: d166bc Dec. 26, 2020, 7:59 p.m. No.12190975   🗄️.is đź”—kun   >>0989

=='''what if the january 6th march was the moment for citizens to perform citizen arrests publicly of officials so long as it is done right?

 

Planning must be impeccable lest nefarious actors will attempt wrongly and create unnecessary violence.

 

There is no Law to anon's knowledge against advocating for PUBLIC and WIDESPREAD Citizens arrest of Public Officials for Acts they have yet to be arrested for by Typical avenues which have been corrupted to be self serving of the corrupt.

 

Planning time is short.

 

But everyone knows where they are going to be that day.

 

Congress.