Close the nasty BackDoor-eliminate NetBIOS risks

NetBIOS (Network Basic Input Output System) is an application interface (API) used to add special functions for LAN, almost all LAN computers work on NetBIOS. In Windows 95, 99, or Me, NetBIOS is bundled with TCP/IP, which is very dangerous!

Identify various computer viruses

Do you know? Computer viruses can be classified into the following types based on their hazard levels: hidden viruses. After the virus enters the electronic system, it can lurk down. When a scheduled time or a specific event occurs, it will not do

Analysis of attack records in IIS & amp; Apache

In the dark of each network management system, the server is helpless after being attacked. In fact, after the server is attacked, the server's record file details the clues of hacker activity. Here, I would like to introduce the most important

SOHO network solution

I. Application RequirementsThe trend of global informatization and network brings new changes to people's work models. While SOHO (Small Office Home Office) is a kind of information work mode derived from this revolution. In the SOHO environment,

Database anti-hacker intrusion technology Overview

1. Preface With the rapid development of computer technology, the database has been widely used in various fields, but data security issues have emerged. Security issues of a large amount of data in databases of various application systems, as well

Make the spam of Dynamic IP users nowhere invisible

As the access cost decreases, more and more spammers in China use dynamic address dial-in to send spam. This method can both reduce the cost and avoid blocking and tracing. For such dynamic IP addresses, it is often difficult for mail service

Security Applications of redirection commands

As you know, DOS has a redirection command that is not commonly used. This is a very useful little item. This command can also be used in Win9x/ME/2000/XP, the flexible use of this command can bring us great convenience-whether it is intrusion or

Windows File Protection is so vulnerable

Author: smallras... Source: Hacker defense I read the Windows File Protection so vulnerable strategy article (hereinafter referred to as "strategy"). I want to try it myself, but I am afraid that the dialog box will break down our good news, how is

Network Management note-Please completely modify port 3389

Many network administrators who manage servers on Windows platforms know that maintenance servers need to be executed remotely. Some use pcanywhere, and some use 3389 remote connectors provided by Microsoft. However, after using the modified port,

Manual removal of new gray pigeon variants (version 4th)

Original endurer Versions 4th-supplement Kaspersky's response3rd made some summaryVersions 2nd-supplement the virus name defined by rising as the DLL file of the gray pigeonYou can leave a message or go to the anti-virus forum of rising star Kaka:

Identify and track DOS attack sources using cisco commands

One of the biggest challenges ISP faces today is tracking and blocking denial of service (DoSattacks ). there are three steps to deal with DoS attack: intrusion detection, source tracking, and blocking. this command is for source tracking.1.

Protect win system from metasploit attacks

I have previously written an article "metasploit penetration defense ultimate manual" under linux to defend against metasploit attacks. winxp is the main victim. I would like to give some personal opinions here, I hope to help you with the following:

Anti-buffer overflow Technology in Android

The Android system provides very strict multi-level security measures, including code. To prevent malicious users from using malware for buffer overflow attacks or "jailbreak" operations, the kernel has introduced ASLR technology to protect code

KMPlayer '. avi' File Local Denial Of Service Vulnerability and repair

KMPlayer is an all-around audio and video player from South Korea. It is transplanted from the linux platform and can play almost all audio and video files on your system. KMPlayer 3.0.0.1440 and other versions have security vulnerabilities. Local

Apache further reinforces Server Security Settings

Apache is the largest web server software in the world. It is well known for its installation and stability. By default, it has some loose restrictions and can be further configured to reinforce its security. 1. Hide version information:

FreeFTPD 'sftp 'authentication mechanism Bypass Vulnerability and temporary solution

Affected System: freeFTPd 1. x Description: FreeFTPd is a free FTP + SSL/SFTP Server Based on WeOnlyDo FTP/SFTP. The SFTP authentication mechanism of FreeFTPD 1.0.11 and other versions has an error. Attackers can bypass the authentication process

Advantages and disadvantages of using OpenLDAP in Windows and Unix systems

Over time, memories fade slowly and become chaotic in our minds. It turns out that the same is true for technology: as early as 1980s, people created Lightweight Directory Access Protocol LDAP) to enable various applications to interwork with OSI in

Protect Linux system security from blocking system vulnerabilities

Linux System SecurityThe protection method is as follows: Keep the latest system core Because there are many channels for Linux distribution, and there are often updated programs and system patches, We must update the system kernel frequently to

Detailed nagios installation records

1. Nagios has the following features: 1. network service monitoring (including SMTP, POP3, HTTP, NNTP, and PING) 2. server resource monitoring (CPU load, disk usage, etc) 3. You can easily customize the service monitoring plug-in you need. 4.

Brute force oracle password cracking through Orabrute (1)

1 The standard Oracle password can consist of letters, numbers, #, underscores (_), and dollar characters ($). The maximum length of the password is 30 characters; the Oracle password cannot start with "$", "#", "_" or any number. The password

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