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 /?

Go straight to Microsoft. NET Local Privilege Escalation Vulnerability

  Microsoft's. NET component has a severe overflow vulnerability. Any operating system installed with the. NET component will be affected by this vulnerability. That is to say, Windows XP, Windows 7, Windows 2003, and Winodws 2008, which are the

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,

Google GTALK: Deprecated URI parameter Injection Vulnerability

Google Talk gtalk: // Deprecated Uri Handler/gaiaserver Parameter Injection VulnerabilityTested against: Internet Explorer 8Microsoft Windows (all versions)Download url of 1.0.0.104:Http://www.google.com/talk/install.htmlDownload urls of

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

Use colored pens for alternative server security

Attack and Defense are opposite. Some people say that security reinforcement is more difficult than intrusion penetration, because as long as you use one of thousands of vulnerabilities, if this vulnerability exists in the system, you can

Permanent reverse connection backdoor for iphone/ipad

To keep a backdoor, you must enter the device. After jailbreak, modify the default OpenSSH account root password alpine. You can connect to it through ssh, and perform brute-force cracking and physical connection as long as you can achieve your goal.

Linux script reinforces System Security

Today, a friend shouted in the Linux Group that he needed to write a script to implement unified security configuration for more than 100 Linux systems, and then asked someone to write the script. I have nothing to worry about. They are all very

A learning experience bypassing DEP (Hardware DEP)

A simple remote stack buffer overflow Experiment (3) What is bypassing DEP? Data Execution Protection (DEP) is a set of hardware and software technologies that can perform additional checks on the memory to help prevent malicious code from running

[POC] AMD graphics card Catalyst Automatic update program Vulnerability

In2013Year1Month17,AMDReleasedAMDCatalyst13.1And then announced the deletion of the auto-update feature.AMDThe reason is that there is a security problem in the automatic update. Recently, details about the security problem are reported on the

Key Points of apache Security Settings in windows

As we all know, in windows, when Apache is installed as a service for the first time, it will run with the user "System" (Local System account. If all the resources of the web server are on the local system, this will have fewer problems, but it

Stack Overflow attacks using ROP in Linux

Protostar stack6 is used to demonstrate the simple use of ROP in Linux. ROP is the so-called Return Orientated Programming, which was also called ret2libc in the early days. For the introduction of ROP, see the early article 《CVE2012-1889 Exploit

INode Remote Buffer Overflow Denial of Service 0 day

H3C iNode is a management software designed and developed by Hangzhou H3C Communication Technology Co., Ltd. for user authentication and internet access. The software has a buffer overflow vulnerability. Attackers can remotely send attack packets

A wonderful kernel exploit

A serious security vulnerability has recently emerged in Linux kernel. Non-root users can obtain root permissions through the exploit Vulnerability. This is not uncommon. It is worth mentioning that this patch seems so common that most of us will

OpenSSH User Enumeration Time-Based Attack

Today, we will show a bug concerning OpenSSH. openSSH is the most used remote control software nowadays on * nix like operating systems. legacy claims it replaced unencrypted daemons like rcp, rsh and telnet. find a version: https://www.openssh.com .

Anti-SQL FUNCTIONS OF NB leaf

Program code:Function section ===================================================== ========================================------------------------------------------------Purpose: Check whether a number exceeded the range.Input: Check the character,

Php dynamic function Injection Vulnerability

The following describes the application of PHP, which is becoming increasingly serious in the profile. allows you to execute any method or function or read/write any domestic variable. it seems that only a small number of researchers are looking for

Cross-site scripting and defense

There have been articles on cross-site scripting attacks and defense on the Internet, but with the advancement of attack technology, the previous views and theories on cross-site scripting attacks cannot meet the current attack and defense needs,

Latest/CSS/c. js Trojan guard note

One day, Mr. Ren, a website maintainer, opened the homepage of the website as usual and clicked a link to verify whether the website can be accessed normally. He did not expect to trigger an alert for the anti-virus software: "discovering malware ".

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