Introduction to the penetration assessment process in China

With the development of the network, more and more people are aware of the risks of network security. Everyone began to pay attention to network penetration assessment, and spent a lot of money asking third-party personnel to simulate hacker

Improving program security and creating a universal password

There are too many encryption software today. When users need a security solution, most of the time is wasted on filtering these tools, such as file encryption, Program Encryption, and folder encryption ...... The biggest difference between Exe

A dog guard with a final attacker makes the system safer

Currently, Trojans, viruses, and rogue software are everywhere and rampant. As a result, netizens can leave the system infected with these terrible things, many of them are self-starting programs secretly started with the system, which makes the

Use Baidu to easily handle network security risks in four simple steps

To be honest, I don't think Baidu Security Center has any new ideas. Many similar products are Data shows that more than 50 million computers in China are attacked by viruses every year. A "Photo exposure" incident has triggered chaos among more

Some practical skills for preventing hackers in Linux

Linux is a multi-user system. Once a root user is obtained, he can do whatever he wants on your system. Because a single user has full control permissions on the system, if the operation is improper or is entered by others, the consequences will be

Image hijacking and Anti-Hijacking

Author: laowu, Gansu Province, source: IT expert network The current Trojan and virus seem to be more fond of "image hijacking", through which the system can be spoofed and anti-virus software can be used to stop the security software from taking

Plugin hidden in the system

Malicious plug-ins and rogue software are pervasive. Although we are always careful, they will still be invisible in the system, which will not only affect the system performance, but also affect our work, more importantly, it may cause leakage of

Protocol Security Analysis: IP layer protocol security structure

IPsec provides security services at the IP layer. It enables the system to select a security protocol as needed, and determines the algorithm used by the Service and the key required for placing the service to the corresponding location. IPsec is

Six security settings in vswitch applications

Source: CCID L2-L4 layer filterMost of the new vswitches can implement various filtering requirements by establishing rules. Rule settings can be set in two modes: MAC mode, which can effectively isolate data based on the source MAC or destination

Network horse analysis-malicious code implanted on a page of the yunfan software Station Information Center

This article from the dead don't change blog http://www.clxp.net.cn reprint please keep this statement!Information Source: Blue rainbowTrojan page:Http://news.crsky.com/it/20080425/20324.htmlTrojan: frame network horse implanted at the bottom of the

Set traps to trap LAN intruders

Once the enterprise LAN is deployed, it will face severe challenges. Internal and external security threats are the biggest headache for administrators. To this end, many administrators work hard and hard to build a defense system, but no matter how

In-depth understanding of how to select and protect passwords

Password is a common form of authentication, and is often the only barrier between the user and your personal information. Attackers can use some programs to help guess or "crack" the password. However, by choosing a good password and keeping it

Be careful when walking "text files" on the Internet

Today's network has almost become a network of Trojans. There are Trojans in games and software, viruses in webpages, and dangerous things in the video. There is almost no sense of security. In the eyes of some users, only a text file may be safer.

Improve security factor with Intrusion Detection System

As the name suggests, an intrusion detection system is a system that can detect intrusions in a timely manner. It collects and analyzes network data information from several key points in the network to identify network violations and signs of

Tip: utility to kill web Trojans

Web Trojans are widely used in the use of Windows, IE, or other software vulnerabilities, and the majority of Internet users are innocent victims. Even if your system patches are frequently used, it is inevitable that the system will fail. If you

Prevention of unknown vulnerabilities

Do you still remember the dangers of the "Shock Wave" virus? The cause of the "Shock Wave" virus is the vulnerability of the LSA service. It is a very important service in Windows. All security authentication-related processing must pass this

Let you play with the LAN

   1. The intrusion scope only covers the lan. If you are in a school, You can intrude into the entire campus network;2. Only weak passwords (username: administrator, password blank) exist, and port 139 is enabled, but no firewall sub-host is

No patch? How to block the latest Office Vulnerabilities

Author: x140cc [X.G. C] [IT168]My friend worked as a network administrator intern in a 3D training computer training company and went home for a few days. He found me working for him for a few days. The company is a medium-sized company. It has

Defense Against ARP attack POLICY Overview and tips 1

Defense methods 1. Bind the MAC address and IP address Prevent IP address theft. If you access the Internet through the proxy server: On the proxy server side, ask the network administrator to bind the static IP address of the Internet to the NIC

Simple hacker self-Report: My history of controlling MM computers

Editor's note: This article is really a boring hacker. Preface: The hacker's life status, ideological realm, and social principles are very powerful! This article is intended for entertainment and anti-virus manufacturers sprayed by the "story

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