Port collision technology makes open ports more secure

All ports opened on firewalls and routers are a security risk. This is also the value of port knocking. Port collision technology is a technology that allows access to firewall services with pre-configured "Collision. The so-called collision is

Trojan Horse tutorial

Author: Chen Yu1. Introduction to Trojan Horse (Trojan Horse) A Trojan is called a Trojan Horse (Trojan Horse ). This term is derived from the mythical story of Ancient Greece. It is said that the Greek people have been siege of the city of Troy for

ARP spoofing and innate immunity of routers

ARP (Address Resolution Protocol) is a low-level Protocol located in the TCP/IP Protocol stack. It is responsible for resolving an IP Address into a corresponding MAC Address. "Why is the network management disconnected ?!" Every time I hear the

Universal trojan detection and removal

  If you are a human, you have to compare your mind with your own articles that are hard to get out. At the very least, you have to read the post to show me your feelings? Who else has the confidence to do it? Drop diver!The trojan program tries its

Build a secure office network with me

With the development of information technology, the requirements for office networks are also changing. Our office network must meet three requirements,1. Establish the company's internal Web server, E-mail server, and office automation server to

Protection first: Attack and Defense in penetration testing

The Penetration Test (Penetration Test) fully simulates possible attack technologies and vulnerability discovery technologies used by hackers. It thoroughly detects the security of the target system and finds the most vulnerable part of the system.

View LAN security management from ARP spoofing in Internet cafes

In the article "Principles and harms of ARP spoofing in Internet cafes", I introduced the principles and harms of ARP spoofing. I believe that all network administrators hate ARP spoofing, we hope that this phenomenon will be completely prohibited.

How should I block technical vulnerabilities in Internet cafes?

When many technical vulnerabilities in Windows are damaged, the security of Internet cafes is threatened by the technical vulnerabilities in Internet cafes. The Internet cafe application environment involves not only the operating system, but also

Trojan. Win32.Agent. cw proxy Trojan Analysis

Virus name: Trojan. Win32.Agent. cw Virus Type: Trojan File MD5: 7127fc4576a589f8cb20ab80d2c6a016 File length: 93,701 bytes Infected system: Windows 98 or later Shelling type: PECompact 2.x Virus description: The virus is a trojan. After the virus

Security Expert: Disable most browser functions to ensure security

More troublesome and safer According to foreign media reports, the US Computer Security Emergency Response Team (US-CERT) recently said that disabling most Web browsers is the most effective measure to ensure computer security. CERT recently said

Security experts believe that virtualization makes the system more vulnerable to hacker attacks.

Virtualization technology enables multiple operating systems to run application software on the same computer, which can better manage and use IT resources, thus attracting the attention of IT managers. However, some IT managers and security

Play with one of the microservices: Use the CreateEvent function to prevent the microservices from starting

Today I read a book and bought a good book for a long time-Windows core programming. When we see the kernel object, section 3.3.4 describes the "Terminal Server namespace". The content is: if there is a global namespace available for the kernel

VoIP Security analysis practices

Author: OrphousV Tianyang ForumThis time I will show the implementation process of several common attack forms.SIPSession Initiation Protocol (ietf rfc 3261) is a widely used VoIP Protocol. SIP is responsible for creating and disabling multimedia

Improve the anti-virus technique of Windows 7

When Microsoft began to launch the Windows7 program, the new operating system had long been controversial. After all, will the advent of Vista bring a better user experience? For users who have been paying attention to Windows operating systems for

Also Discuss vulnerability disclosure issues

Surging clouds The other day, our team set up an external mailbox solicitation vulnerability. We will send a small gift to our friends who are willing to submit the vulnerability to us. Many members of our team posted this announcement on their own

SNIFFER detection tools and Countermeasures

This article will discuss the tools and software for listening to network packets in the hybrid mode and the Countermeasures to reduce their destructiveness. To ensure network security and prevent unnecessary panic, system administrators should be

Best practices for wireless network security (Part 2)

Financial service providers are restricted by a large number of customers' data security protection rules. Gramm-leaching-Bliley Act (GLBA Act) is widely used and abstract, but it requires risk identification and evaluation for all types of networks,

Nginx + fastcgi + php secure virtual host isolation configuration method

  There are many articles on Security Configuration of independent sites for nginx + fastcgi + php virtual hosts on the Internet. This article describes the directory permission control of Nginx + PHP virtual hosts in detail. There are many methods,

Top 10 PHP best security practices

 Www.2cto.com is an old article for your reference.PHP is widely used in various Web development scenarios. When the script configuration on the server is incorrect, various problems may occur. Today, most Web servers run in Linux environments (such

Use of MYSQL user-defined functions (udfs) in Linux

In Linux, the use of MYSQL user-defined functions (UDF) Chris Anley [chris@ngssoftware.com] 5th July 2004 according to the scalability mechanism of MySQL function family, this means that you can CREATE a dynamic library containing user-defined

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