Technical Principles and suggestions of Network Security Scanning

Abstract: With the rapid development of the Internet, network intrusion is becoming increasingly serious, and network security has become a concern. Network security scanning technology is one of the important technologies in the network security

Detect trojans and disguise

Trojans are generally divided into client programs and server programs. client programs are used to remotely control computers. The server program is hidden in a remote computer and receives and executes commands issued by the client program.

To deal with the most popular bundle

I don't know how to do this recently. N bundle machines emerged overnight. I am waiting for cainiao to suffer. Today, all kinds of bundleMake a simple summary of the principles and detection methods to help you identify programs with viruses. 1.

Detection of MS05-051 attack with Snort

MS05-051 vulnerabilities and related attack code and worms have appeared for some days, from the IDS point of view, how to detect the attack using MS05-051 vulnerabilities? Although Snort provides rules to detect attack-related requests, it is far

Build your own key center

With the surge in information exchange, the demand for information confidentiality has also rapidly expanded from military, political, and diplomatic fields to civil and commercial fields. Computer technology provides powerful means and tools for

Let's see who you are raising a horse"

When you find that your server has a Trojan, you must be angry and want to know who put the trojan in your server. Here, I will briefly explain the principle and how to find out the master of the horse! Nowadays, many Trojans have the function of

What types of switches are secure?

Security Switch-the new darling of the network industry, the gatekeeper of the network entry, is aiming to raise a large knife to all insecure factors.  With the advent of the Internet era, security issues have become an urgent issue. The existence

Protect privacy and enable mainstream chat tools to achieve encrypted chat

Source: Skynet A piece of news came out a few days ago. A white-collar person from a bank in Shanghai was forced to resign from his job with a monthly salary of more than 30 thousand yuan because his colleagues knew his privacy during the chat. This

How to prevent others from using ipc $ and default shared intrusion

Null connection and ipc $ (internet process connection) are different concepts. An empty connection is a session established with the server without trust. In other words, it is an anonymous access to the server. Ipc $ is a named pipe open for inter-

Be your savior-the battle for System Security

1. Who is the savior? I believe that none of my friends who have read the matrix will be unfamiliar with the hero, Neo. The programmer who broke into the virtual world once and again played the "Savior" role, protecting city residents, its image has

Where can I run a trojan ?!

Author: Feng sanshao Today, surfing finds itself in a Trojan. FT! What should we do?First look at the process. Old rule: CTRL + ALT + DELDizzy, too many Trojans in the original. I don't know what the process is.What should we do? Next tool? Yes.

Four tips to learn Security

Compared with LAN users, General dial-up Internet users are often at a disadvantage in preventing hacker intrusion. A stolen account can be used by hackers as a springboard to engage in network damage activities. The following methods help dial-up

Disk Array poisoning and Solutions

Many senior storage engineers may have never heard of virus attacks on disk arrays. The traditional disk array is only an external device in the system, and many users even directly call it a "large hard disk ". Although such devices also have

Set: Windows7 Bypassing using Powershell

Windows PowerShell is a command line shell program and script environment that allows command line users and script writers to take advantage of the powerful functions of the. NET Framework. It introduces many useful new concepts to further expand

Mozilla Firefox & lt; = 14.01 Remote Denial of Service Vulnerability

SSV-ID: 60341 SSV-AppDir: mozilla FirefoxRelease date: (GMT + 0800)Vulnerability version:Mozilla Firefox Vulnerability description:Bugtraq id: 55091 Firefox is a very popular open-source WEB browser. A remote denial of service vulnerability exists

Jre Remote Code Execution 0day and repair

//// CVE-2012-XXXX Java 0day//// Reported here: http://blog.fireeye.com/research/2012/08/zero-day-season-is-not-over-yet.html//// Secret host/ip: OK .aa24.net/59.120.154.62//// Regurgitated by jduck//// Probably a metasploit module soon...//Package

Latest Oracle Database Verification Protocol Security Bypass Vulnerability

Oracle Database is found to easily cause remote security bypass and affect its authentication protocol. Attackers can exploit this vulnerability to bypass database authentication to gain unauthorized access to the database. Affected Versions: Oracle

Linux Server Security Initialization

PS: this Shell script is mainly used to initialize security settings for new Linux server systems, including modifying the Yum source of the system, setting character encoding, disabling firewall and Selinux, and disabling unnecessary system

Linux/Centos server ssh Security Settings

The Internet is very dangerous. As the door to the server, ssh must be well configured for security. I have tested that A VPS enables the ssh service to listen to the default port 22. A few days later, the secure diary split up more than 10, the

Software Security Testing and development based on penetration testing and source code scanning

Preface Since the birth of software, software security has always been an unavoidable problem for every programmer. In the face of "how to develop high-security software" and "how to use software vulnerabilities for attacks", security protection

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