Chen Qin hellok

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109 followers · 120 following

CM,Antfin,Tsinghua University Nisl Lab
China
https://geekerchina.com/

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hellok / gist:5540737

Created May 8, 2013 14:16

if md5(a)=md5(b) md5(a+f)=md5(b+f)

http://www.codeproject.com/Articles/11643/Exploiting-MD5-collisions-in-C

hellok / br.cs

Created May 11, 2013 15:30

	namespace koh
	{
	using AForge;
	using AForge.Imaging;
	using AForge.Imaging.Filters;
	//using koh;
	using System;
	using System.Collections.Generic;
	using System.Drawing;
	using System.IO;

hellok / decode.cpp

Last active May 25, 2018 20:23

klingon encrypted with cesars cipher

	#include <stdio.h>
	#include <string.h>

	char* cypheredText[] =
	{
	"pySpIl. wmqDp oDl! nQSamn lIjngychoIl tDt nDn'Do"
	};

	char alphabet[] =
	{

hellok / rsa.txt

Last active December 17, 2015 06:58

rsa

	http://www.voidspace.org.uk/python/modules.shtml#pycrypto
	http://rdist.root.org/2009/10/06/why-rsa-encryption-padding-is-critical
	use GCD algorithm to break weak random
	https://en.wikipedia.org/wiki/RSA_(algorithm)#Importance_of_strong_random_number_generation

	RSA Common Modulus Attack:https://dspace.ist.utl.pt/bitstream/2295/1066149/1/dissertacao.pdf
	Fermat's factorization
	http://gdata-python-client.googlecode.com/hg/pydocs/gdata.Crypto.Util.number.html

hellok / 1.html

Created May 14, 2013 14:03

old chrome file


	<!DOCTYPE HTML>
	<html>
	<head>
	<title>Chrome URLs</title>
	<meta charset="utf-8">
	</head>
	<body>
	<h2>List of Chrome URLs</h2>
	<ul>

hellok / 123.html

Created May 15, 2013 05:58

	69eb0000 mshtml base
	6a29753c 8b8390000000 mov eax,dword ptr [ebx+90h] ds:0023:00000090=????????

	0:005> u 6A32536D
	MSHTML!CDisplayPointer::MoveToMarkupPointer+0xf6:
	6a32536d e8ff231a00 call MSHTML!CDisplayPointer::GetLineInfo+0x200 (6a4c7771)

	bp MSHTML!CDisplayPointer::MoveToMarkupPointer+0xf6
	bp MSHTML!CDisplayPointer::GetLineInfo+0x200
	sxe ld mshtml

hellok / calc.lua

Created May 17, 2013 04:41

lua shellcode

yLJwQ = "\77\90\144\0\3\0\0\0\4\0\0\0\255\255\0\0\184\0\0\0\0\0\0\0\64\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\232\0\0\0\14\31\186\14\0\180\9\205\33\184\1\76\205\33\84\104\105\115\32\112\114\111\103\114\97\109\32\99\97\110\110\111\116\32\98\101\32\114\117\110\32\105\110\32\68\79\83\32\109\111\100\101\46\13\13\10\36\0\0\0\0\0\0\0\147\56\240\214\215\89\158\133\215\89\158\133\215\89\158\133\172\69\146\133\211\89\158\133\84\69\144\133\222\89\158\133\184\70\148\133\220\89\158\133\184\70\154\133\212\89\158\133\215\89\159\133\30\89\158\133\84\81\195\133\223\89\158\133\131\122\174\133\255\89\158\133\16\95\152\133\214\89\158\133\82\105\99\104\215\89\158\133\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\80\69\0\0\76\1\4\0\210\254\126\74\0\0\0\0\0\0\0\0\224\0\15\1\11\1\6\0\0\176\0\0\0\160\0\0\0\0\0\0\198\130\0\0\0\16\0\0\0\192\0\0\0\0\64\0\0\16\0\0\0\16\0\0\4\0\0\0\0\0\0\0\4\0\0\0\0\0\0\0\0\96\1\0\0\16\0\0\0\0\0\0\2\0\0\0\0\0\16\0\0\16\0\0\0\0\16\0\0\16\0\0\0\0\0\0\16\0\0\0\0\0\0\0\0\0\0\0\108\199\0\0\12

hellok / oom.html

Created May 17, 2013 04:50

oom sample



	void BidiResolver<Iterator, Run>::createBidiRunsForLine(const Iterator& end, VisualDirectionOverride override, bool hardLineBreak)
	{
	using namespace WTF::Unicode;

	ASSERT(m_direction == OtherNeutral);

	if (override != NoVisualOverride) {
	m_emptyRun = false;

hellok / pin_tool.log

Created May 17, 2013 04:51

pin_tool.log

	Generating "rr1.idc" IDA idc script base on "rr1" table...
	IDA idc script "rr1.idc" generated successfully.

	C:\Program Files\Kingsoft\WPS Office Personal\office6>pin -t pinStalk.dll -db wp
	sm1.db -t rr1 -m rtfreader -- wps "c:\Users\hp\Desktop\POC\WPS\aaaaaaaaaa.rtf"
	^C
	C:\Program Files\Kingsoft\WPS Office Personal\office6>pin -t pinStalk.dll -db wp
	sm2.db -t rr2 -m rtfreader -- wps "c:\Users\hp\Desktop\POC\WPS\aaaaaaaaaa.rtf"

	C:\Program Files\Kingsoft\WPS Office Personal\office6>bblDiffTool.exe -gen wpsm2

hellok / 1.sh

Last active December 17, 2015 13:39

matplotlib.pyplot

	cd /tmp
	git clone https://github.com/pwnies/pwntools.git
	sudo apt-get update
	cd /pwntools
	sudo ./install.sh
	sudo apt-get install libfreetype6-dev
	sudo apt-get install python-dev
	sudo pip install numpy
	sudo apt-get install libfreetype6-dev
	sudo apt-get install libpng-devel

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