In-depth introduction to social engineering

Skilled social engineering users are good at collecting information, and many seem First, skilled social engineering users are good at collecting information, and many seemingly useless information will be exploited by these people for penetration.

Eight tips for protecting XP Network and file security

Source: Skynet Are your computers shared with others? If yes, you will be worried about the security of your personal files. If you are using Windows XP, then you can use some simple and efficient settings provided by Windows XP to maintain your

You can also trust who will automatically complete password viewing

I believe many friends are using the "auto-completion" function of IE, which can automatically save the various passwords we entered when logging on to the web page, this makes it easier for us to quickly open the website next time. This feature

MD5 password direct query

Today, I saw a post on the neworder. box. sk Forum, attracting my attention. The post claimed to be an MD5 cracking research team, mainly because he established an MD5 search database. First go to his query page Http://www.md5lookup.com /?

Comprehensive Analysis of DoS Attacks

Denial of Service Attack Denial of Service (DoS) is the longest and most common form of attacks. Strictly speaking, a denial of service attack is not a specific attack method, but the result of the attack, in the end, the target system cannot

Break through ACL table Filtering for Elevation of Privilege

One day, I got a website permission from a friend and asked me to raise the permission. After reading the information, drive C and drive d have the read-only permission. Drive C: Documents and SettingsAll UsersDocuments can be written. No FTP

A new way to detect firefox extensions

Author: www.80vul.com [Email:5up3rh3i#gmail.com]Release Date: 2011/06/10References: http://www.80vul.com/firefox/detect%20firefox%20extensions.txtThe beginning of this game is from RSnakes in 2006,using chrome:// protocol to load extensions

Detection and removal of Microsoft Backdoors

From:Network Security Technology blog The so-called "Microsoft's" backdoor "is the remote debugging function of ntsd.What is ntsd first: "ntsd is a built-in process debugging tool. NTSD is powerful and complex ." This legendary Microsoft

Penetration caused by Citrix password bypass and 8 Security Settings

SimeonThe Citrix system has never been really operated before. The research on the Citrix system comes from communicating with Micky, a friend. Later, I have made some research on it, I will share with you the article.1. Citrix IntroductionCitrix is

Differences between ipfw and iptables and Research on established

  Form: http://hi.baidu.com/x13ky I have been familiar with linux before. Whether it's the redhat series or debian series, its firewalls are all iptables, which is quite familiar. I recently came into contact with freebsd and found that ipfw was

Detailed analysis of shellcode used for IE7 0-day Vulnerabilities

Get_EnumWindows: 0040742B> E8 7 EFEFFFF call 00407430 68 1A7A1E02 push 21E7A1A00407435 50 push eax00407436 E8 C2000000 call 0040743B 83C4 08 add esp, 80040743E C3 retn Get_DestroyWindow: 0040743F> E8 6 AFEFFFF call 00407444 68 E05B3094 push 94305BE00

Optima APIFTP Server & lt; = 1.5.2.13 multiple defects and repair

  ######################################## ###############################   Luigi Auriemma   Application: Optima APIFTP Server Http://www.optimalog.com/home.html Versions: Platforms: Windows Bugs: A] NULL pointer B] endless loop Exploitation:

Basic iptables applications

Official website of Iptables firewall www.netfilter.org Iptables is used with the kernel and does not need to be manually installed. Iptables firewall supports layer-7 protocol Table and link A table is a chain container and a chain is a rule

Brief Introduction to ROOTKIT search in LINUX

  Thanks to Liu shipping in practice   First, I would like to introduce this one-year-old hacker, who is expected to become a non-mainstream brain hacker after the 90 s.   I have waited for four months for article 9, which is of the quality ..

JailbreakMe! Jailbreak tutorial

Www.2cto.com: If you think the text image is not intuitive, you can watch the video: JailbreakMe is a perfect jailbreak for iPad 1 generation, iPad 2, iPhone 4, iPhone 3GS, iTouch 3, and iTouch 4 iOS4.3.3 firmware ~ It's so powerful! I'm not so

Automatic security check for large-scale win servers

A company has a large number of win servers. It takes a long time to manually check or run scripts for each login if reinforcement is performed. So I want to log on to the host by writing a program, run the script, capture insecure configurations,

Oracle password mechanism and Common Operations

By default, Oracle has three users: sys password: custom; system password: custom; scott password: Tiger (locked by default );Note: To Log On with the Sys user, the root must be [as sysdba]  Desc table name: view the table structure;Dos start

USB flash drive as the boot key

Www.2cto.com: if your computer must be authorized to open, or you can only open it yourself, please refer to this article.1. first, determine the drive letter of the USB flash drive. You can insert your own USB flash drive, and then you can see the

Uploading of certain types of files is prohibited in Serv-U.

I have activated the FTP service, but do not want users to upload certain types of files, such as EXE files, or only some types of files can be uploaded. What should I do? Take a look at the following solution: 1. Prohibit upload of certain types

Source IP address blocking script

The script to block the source IP address when the website is subject to abnormal connections from a large number of hosts. #! /Bin/bashTouch allFor I in 'seq 1 100 '// controls the loop of the scriptDoSleep 1 time controlIp = 'Tail-30/var/log/. log

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