Is there anything insecure at the LAN layer?

Insecure Because the LAN uses the broadcast method, if all information packets can be listened to in a broadcast domain, hackers can analyze the information packets, therefore, the information transmitted in this broadcast domain will be exposed to

ORACLE Database Detection

1. content to be detectedIn ORACLE detection, you need to check database users, permissions, sensitive tables, packages, and processes. If you have permissions, you can check the passwords of ORACLE database users and try to crack them.During the

Simple Intrusion Detection in Linux

In general, the following steps are required to determine whether the host is being or has been attacked.1. terminate an unauthorized user2. Find and disable unauthorized Processes3. Analyze log files to find clues that intruders have attempted to

Count the top 10 security threats under

Web2.0 is a new term used to describe new-generation network applications. Start.com, Google maps, Writely, and MySpace.com are typical web. 0. The continuous advancement of technology has promoted the development of Web applications. In terms of

How to prevent system attackers in Linux

  In the network attack environment, this is possible. When an attacker uses a system vulnerability to illegally intrude into your system. When you use the ps command to list all processes in the system, there is no evidence of exceptions. You can

Ten ever-changing security rules in the network security industry

1. if an attacker can persuade you to run his program on your computer, the computer will no longer belong to you. 2. If attackers can change the operating system on your computer, the computer will no longer belong to you. 3. If attackers can

Prevents ASP trojans from running on servers

If your server is suffering from ASP Trojans, I hope this article will help you solve your problems. Currently, the popular ASP Trojan mainly uses three technologies to perform server-related operations. 1. Use the FileSystemObject

Setting PHP environment in WIN to prevent PHP Trojans

1. Prevent PHP trojans from redirecting to other directories We can lock the website directory in the PHP environment so that it cannot jump out of the specified directory. There are two ways to setFirst, you can set it in the http. conf file. If

"Virus" should be killed like this

Author: anonymous author: Wangyou worldThe common method to scan and kill viruses is simply to enable specialized anti-virus software and scan and kill the disk comprehensively. This is not too extensive and is not targeted, it is inevitable that

Find out the moles in the system-Disable system dangerous services

Erratic Services is a concept introduced by Microsoft from Windows2000. they are a background processing or background help program, mainly used to help adjust a system or some functions (such as network, printing, etc.), in order to make the system

Disable ARP Trojans

Recently, ARP spoofing Trojans spread rapidly on the Internet. Many computers are infected with this virus, and some networks are even paralyzed.Next, we will discuss with you how to deal with ARP spoofing trojans from the aspects of ARP Trojan

[Trojan practice] Application of batch processing files in Trojan Processing

A friend asked me to handle a problem a few days ago.Autorun. infTrojan. During my viewing, the Trojan has been run and is available in each partition on the local hard disk.Autorun. infFile, the default double-click operation for the partition

Maintain vro Security

If you think of an enterprise's computer network as a food chain, the router is at the top of the chain. Different devices in the network have different functions. The client requests data, the server provides information, and the switch connects

Create a log server to respond to emergencies

As a network maintainer, logs are an indispensable part of our work. They can help us analyze whether the device is normal and whether the network is healthy, therefore, a complete log system should be established for any device or system, so that

Casting Outlook Express is not bad

Microsoft Outlook Express is a popular free email client tool bundled on the Windows platform. "She" is easy to install and easy to operate, and is favored by many users. (Windows Vista no longer uses Outlook Express as an email tool, instead of

Obtain the ssh password in cuteftp

I got an administrator's machine yesterday. When I analyzed the files above, I found the dat file of cuteftp in the Application Data directory and quickly imported it to cuteftp to get the password, the above is an ftp connection with an intranet ip

How do experts recruit CERNET users to prevent hacker attacks?

Unlike normal networks, educational networks are often complex in the network environment and provide strong hands-on capabilities for students. Some may attack networks, write viruses, and other methods to endanger network security. Therefore,

Experts advise ADSL users on how to protect their own security

As one of the most widely used broadband Internet access methods, ADSL has been favored by many users. However, the virus will also take advantage of the speed advantage of ADSL to enter the user's computer. Studies have shown that if necessary

Unknown worm analysis and solutions

Terminator Lab. For more information, see the source. Thank you! Rescue Center http://bbs.s-sos.netContents1. Virus features: 22. Virus Description: 2Iii. Behavior Analysis: 2Iv. Solution: 4Appendix 1 weak password dictionary List 5Attachment 2.

Some tips on WINDOWS operating system black Protection

This article describes seven steps to prevent illegal user intrusion in Windows 2000 and Windows XP operating systems ".Step 1: Screen Protection After screen protection is enabled in Windows, the system automatically starts the Screen Protection

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