A few simple anti-hacker skills

PrefaceThe ubiquitous hacker attacks will undoubtedly prevent users. How can we ensure the system's security as far as possible? This article provides some simple methods to help you determine whether your system is secure and effective.For a user,

15 tips for protecting IIS

Generally, most Web sites are designed to provide visitors with instant information access in the most acceptable way. Over the past few years, more and more hackers, viruses, and worms have brought serious security problems that have severely

Multiple browsers pose a new hidden danger: "browser by page", which can expose users to spoofing attacks.

Pagination is one of the most common functions in browsers. On September 6, October 20, the research company Secunia warned that this feature has security vulnerabilities and may expose users to fraudulent attacks.Secunia said the vulnerability

Deep anti-virus guide: quickly and effectively respond to malicious software events [2]

Step 3: malware AnalysisAfter controlling the spread of malware attacks, you must take some time to understand the nature of the emergency and perform more detailed analysis on the malware. If you do not perform this step, the possibility of

Target host operating system Recognition Technology

Common Intrusion requires port scanning, which is a skill of most "hackers. Most port scans enable us to do this:1. Let us roughly determine the target operating system2. What services are the targets running?Of course, we need to scan for these

Serv-u local permission improvement ultimate defense against vulnerabilities

By xiaolu Serv-u Ftp server (Serv-u) is a widely used Ftp Server with powerful functions and convenient use. Serv-u> 3. the local permission escalation vulnerability exists in Version x. Using the guest permission combined with Exp can run the

How to keep email addresses confidential-prevent spam and viruses

Today's virus transmission speed is so fast that it relies largely on convenient Email transmission. Many people have similar experiences. The mailbox often receives spam mails. From time to time, some antivirus software may check emails with

Use the Home Page space to send anonymous emails

Do not use any software; an ie can be used as an anonymous email. Sometimes we do not want the recipient to know my email address on the Internet, or we want to use some personalized email addresses to send emails to others, for example, to your

Manually clear the trojan PWSteal. Lemir. Gen

From: E.S. TAuthor: Phil security labNote: PWSteal. lemir. gen is a general term for a type of Trojan horse. This method is only applicable to PWSteal where the trojan master file is Expl0rer.exe. lemir. gen Trojan. before using this method, make

Set file permissions in DOS

From: http://www.HackFree.net Author: Unknown When configuring the download server the day before yesterday, you need to set the folder permission. The file should be too large. Once you confirm it, it will be suspended. You can only try it in DOS.  

Microsoft Windows User Access Control (UAC) bypass Local Privilege Escalation Vulnerability

Affected Versions:Microsoft Vista x64 Edition SP2Microsoft Vista x64 Edition SP1Microsoft Vista x64 Edition 0Microsoft Vista Ultimate SP2Microsoft Vista Ultimate SP1Microsoft Vista Ultimate 64-bit edition SP2Microsoft Vista Ultimate 64-bit edition

Some technical knowledge about Linux Intrusion Detection

1. Do not record history after logging on to ssh Unset history histfile histsave histzone history histlog; export HISTFILE =/dev/null; export HISTSIZE = 0; export HISTFILESIZE = 0 2. Some evil uses of sed It is an evil replacement to the logon IP

Analysis of a Trojan sample

It's free. Let's take a look.ODLoad directly as follows: 00414000> $ E8 00000000 call 0041400500414005 $ 5B pop ebx // locate the code00414006.81EB05024000 sub ebx, 00400205 // The code segment length, followed by a variable0041400C. 64: 8B3D 3000000

Playing arp spoofing and sniffing in linux (bidirectional and multiple ip addresses)

It is a record process. After playing cain for a long time in windows, I found that he occupies a high cpu. The key is that there is no command line. Today, I also met a linux user who directly obtained the root password. Go to centos's arp spoofing

Local Elevation of Privilege Vulnerability and repair methods

This article will bring you a Local Elevation of Privilege Vulnerability for Panda guard. I think this vulnerability may be helpful to us in the future, so I will introduce it to you in detail. After all, it is not a bad idea to add more

Multiple vulnerabilities and fixes in Google Chrome versions earlier than 9.0.597.94

Affected Versions:Google Chrome 7.0.548.0-9.0.597.84 vulnerability description:Bugtraq id: 46262 Google Chrome is a Web browser developed by Google. Google Chrome earlier than version 0.597.94 has multiple security vulnerabilities. Remote

Old tip: a thrilling linux zombie intrusion detection experience

This is a personal experience of netizens. From this, we may be able to learn something and hope to help you. Yesterday, I promised to find some linux zombie testing programs for wzt.The IP address and host name in this article have been replaced.

Edraw Office Viewer Component V7.4 Control Buffer Overflow Vulnerability and repair

Edraw Office Viewer Component is an ActiveX control used to display and interact with Microsoft Office documents. The control in Edraw Office Viewer Component V7.4Z has a buffer overflow vulnerability, which may cause arbitrary code execution. [+]

Mysql permission escalation prompt can & amp; #39; t open shared library & amp; #39;

For cant open shared library udf. dll I believe that many friends who use mysql to raise permissions should not be unfamiliar with it. It is clearly a root user but they are using udf. this error is prompted when a user-defined function is created

Perl Perl_reg_numbered_buff_fetch () Remote Denial of Service Vulnerability

Affected Versions:Larry Wall Perl 5.xVulnerability description: Perl is a free and powerful programming language. It is used as a perfect tool for Web programming, database processing, XML processing, and system management-it can do all of these

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