vpn security vulnerabilities

1 Introduction With the rapid development of public networks such as internet and the development trend of international economic integration, there is more and more demand for the transmission of information through network between enterprises. How to guarantee the safety and efficiency of communication at the lowest cost is an issue of great concern to enterprises. The popular solution is to use tunneling technology to establish secure virtual private networks, the virtual private network (

reasonable, avoiding the cost of 802.1x encryption for virtual private network connections. The weakness of this method includes the high price. purchasing new machines can only meet the needs of new wireless LAN subnets, without changing hardware, it is difficult to upgrade from one wireless access technology to another. A hybrid approach may include using client software with existing Wireless AP and planning to transition to a new device-based product. Another method is to specify a server i

Such vulnerabilities, mainly can read the user's incoming path name, using incorrect filtering methods, resulting in malicious users, the file stored to unexpected places, bring security risks. In fact, we grasp a few places, we first analyze, since the user to save files, and the file will be a variety of formats, the possible file content and user incoming format inconsistent, and some file content is a

Today, foreign media (the Register) reported that there was a huge design flaw in Intel's chips, and that Microsoft and Linux kernel developers were scrambling to fix it. Security vulnerabilities will eventually be fixed, but patches will slow down the PC (and MAC) chip speed. We don't know what the speed is going to be, but one developer says a 5% spin down is common-at least on Linux-and some tasks may sl

This article aims to summarize some things and solve the main problems encountered when attempting to construct a Vulnerability Database, that is, how to classify computer network vulnerabilities. Some of the ideas in this article are not mature, and some are not even satisfied with themselves, so as to communicate with colleagues who have in-depth research in this area and improve the work together. A computer network

1. VPNClient Registry Modification: ThroughRegeditEnterHKEY_LOCAL_MACHINE/system/CurrentControlSet/services/RASMAN/parameters, Create a key valueProhibitipsec 1, (You may need to restart) coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"> height:280.5pt'> o:title=""/> 2. Use "set new connection or network" to createVPNConnection: type="#_x0000_t75" style='width:414.75pt;height:301.5pt'> o:

and browse published information. C notes that B's site has a persistent cross-site scripting vulnerability, C publishes a hotspot information to attract users to read. A once browsing the information, its session cookies or other information will be stolen by C. Persistent Cross-site scripting attacks generally appear in forums, guest books and other Web pages, the attacker through the message, the attack data to the server database, the user browsing the message will be leaked. The defense im

mysql| Security | Security vulnerabilities all versions of MySQL less than 3.23.31 have a buffer overflow vulnerability that causes MySQL to crash. Allows attackers to gain mysqld privileges, and can manipulate all databases. The premise of the attack is that you must have a valid login name and password. The following is a summary of the letters originally pu

SNMP (such as the Internet router), first make sure that the devices have the appropriate patches installed. £ Note that this type of SNMP vulnerability is not the only hardware device. This vulnerability also exists in Windows (excluding XP), Linux, some versions of UNIX, some mail servers and commercial servers, and some management tools including HP OpenView and CA Unicenter. This means that if you are using network management tools to monitor and control your network, you may have to use ma

Summary of common PHP website security vulnerabilities and corresponding preventive measures Currently, PHP-based website development has become the mainstream of website development. This article focuses on exploring PHP website attacks and security prevention to reduce website vulnerabilities and hope to help you!I.

Comments: If WINDOWS is not set. vulnerabilities are often prone to violence. very insecure the virus groups on the Internet are becoming increasingly rampant, causing more and more harm to users. Everyone must know how to protect their computers from infringement and protect their privacy from theft. I remember a user asking me some time ago, complaining that I had installed the thunder software after I installed the 360 patch. At this time, I am tir

A brief introduction to PHP and PhpinfoHttps://www.cnblogs.com/fcgfcgfcg/p/9234978.html Deepen understanding through CSRF vulnerabilitiesHttps://www.cnblogs.com/fcgfcgfcg/p/9244626.html PhpMyAdmin 4.7.x CSRF exploit and phpMyAdmin introductionHttps://www.cnblogs.com/fcgfcgfcg/p/9221217.html PhpMyAdmin 4.8.x local file contains exploitHttps://www.cnblogs.com/fcgfcgfcg/p/9235040.html Virtual Machine Detection ProgramHttps://www.cnblogs.com/fcgfcgfcg/p/9272944.html Xampp and Phpstorm

At present, based on PHP web site development has become the mainstream of the current site development, the author focuses on the PHP site from the attack and security aspects of the inquiry, aimed at reducing the vulnerability of the site, I hope to help you! A common PHP Web site security vulnerabilities For PHP vulner