Linux Firewall Iptables settings

Although we cannot completely stop attacks, some security work must be done. In Linux, you can configure Iptabels to enhance server security. It is complicated to configure Iptables. However, it is not difficult to configure Iptables step by step

Linux upx shelling notes

Author: Arctic fox, watching the snow Forum Linux has few software that requires crack, so it is always entertaining recently. The software you write is just fun with yourself, but it doesn't mean anything because you know your means. I really want

Reverse Analysis of mine clearance plug-ins

Riusksks blog I have nothing to worry about recently. I have to do with mine clearance plug-ins, so it is reverse.   00401000>/$68 24334000 PUSH plug-in for mine clearance. 00403324;/Title = "mine clearance"00401005 |. 6A 00 PUSH 0; | Class = 0004010

Introduction to the Development of com components by masm32 [1] [2] [3]

Author: combojiangTime: 2007-12-: 09Chain: http://bbs.pediy.com/showthread.php? T = 56328 Statement: This post reference site: http://ourworld.compuserve.com/ [1] basic knowledgeComponent Object Model (Com) is widely used in windows operating

Analysis of PE file resources

Text/figure dfPE file, the full name of Portable Executable file, is a common format for Windows system Executable files, such as EXE, DLL, OCX, and even SYS files that we usually contact belong to the scope of PE files. To easily reference other

The system allows xml files to be uploaded, resulting in xss

After a type of data commonly used on the Internet is maliciously parsed, xss details: an xml file can contain an xml-stylesheet tag, which is used to specify an xsl file to format and output the xml file. Any html code, including the label, can be

Simple Cross Site Scripting (XSS) Servlet Filter

Our Java website has encountered some problems today and requires a quick solution to protect the website against malicious cross-site scripting (XSS) attempts. I'm not saying this is a perfect solution, but it is easy to implement and correct

Methods for Elevation of Privilege for out-of-star hosts

Recently, I talked about the method of multi-star out-of-stock elevation. Recently, I encountered a process of combining the station with some ideas of Daniel! The target is that the phishing site is very annoying, and it is safe without 0-day

Friendship Detection: A university website in Beijing

0x00 Information Collection I accidentally discovered an injection link. I don't know how to find it. It's not a scan. Http://www.bkjia.com/xxxxxx? Id = 12 Google finds the background Site: f4ck.edu. cninurl: admin Http://www.bkjia.com/xxx. php 0x01

Tom Online is down to zabbix

Zabbix can be used to add monitoring items and run commands. You can understand the following things. The main purpose of this hole is to remind everyone that zabbix should pay attention to the next struts vulnerability and slave (root) gid = 0

Database plug-in, shell, and Elevation of Privilege

Today, a friend threw me a background and said he couldn't take the shell. I just decided to go and check it out ~ After reading about the background, I had a database backup, and it hurt me. Why can't he take it? When I saw a database backup,

Submit data to a Trojan in GET Mode

This is just a small test to verify your ideas. A long time ago, I encountered a situation where the server did not allow POST. At that time, I did not think deeply because of my busy schedule. I encountered another time yesterday when I executed an

Use phpcms v9 0-day to get shell + Elevation of Privilege

The end of the term is approaching. There are various assignments .. Computer learning cannot afford to hurt .. It is very interesting to say that we have a course called hacker attack and defense. The final assignment is the hacker station. I

Defense against an intrusion into the server (Attack and Defense)

A few days ago, the website had just changed its directory, and the server had also reinstalled the system without performing security configuration.Unfortunately, it was suddenly discovered that the remote host login password of the server was not

Ecmall 2.3.0-0918-scgbk injection and repair

Function _ get_conditions () {/* Search Condition */$ conditions = "1 = 1"; if (trim ($ _ GET ['keyword']) {$ str = "LIKE '% ". trim ($ _ GET ['keyword']). "% '"; $ conditions. = "AND (goods_name {$ str} OR brand {$ str} OR cate_name {$ str})"; echo

About the 0day that chuangyu intercepted

On Weibo the day before yesterday, I saw the most popular group buying day issued by chuangyu. I checked the source code the night before. The analysis was incomplete because it was only for Weibo. First look at the page :. /include/library/DB.

Visit the website to change the password of any account

Register, log in, retrieve the password, enter the new password, cut off the http post data, change userid to the userid of another account, f12 can directly see the userid on the website pageAfter the modification is submitted successfully, the

Renren log storage XSS bypass Filter

The log storage XSS of the personal network can load external JS, get Cookies, and automatically send logs to spread XSS code. Worms are tested in a small scale. The damage is serious.When a log is published, HTML code is directly edited through the

Php message book injection account password

Message book injection. Get the account password. Make sure that you know the source code of the program. In insert. Construct another SQL statement. And read the account password. $ Ifqqh = $ _ POST ["ifqqh"]; no filtering ....... $ SQL = "insert

Deep understanding of JavaScript Hijacking principles

Recently, I have been sorting out information about JavaScript code security. When I checked the information about JavaScript Hijacking, I found that there was very little Chinese information about it, so I specially sorted it out. I. Principle of

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