Nginx uses the limit module to set IP concurrency to prevent CC attacks

Nginx uses the limit module to set IP concurrency to prevent CC attacks in nginx. add the following line to the http field in conf: limit_req_zone $ binary_remote_addr zone = one: 10 m rate = 1r/s; # Add the following line to the average 1r/s

ARP attack prevention methods

0 × 001 static binding gateway MAC0 × 002 arpfirewall0 × 003 VLAN and switch port binding 1. statically bound gateway MACMethod 1: manually BIND: (1 ). determine the network segment of your computer (2 ). locate the IP address of the user's CIDR

Harm of weak passwords on the Internet

0x00 what is a weak password The weak password is not strictly or accurately defined. Generally, it is considered that the password that is easily cracked by someone else (they may know you well) is weak. Weak passwords refer to passwords that only

ISCC final notes (part1)

I made a famous dish, and this time I attended the ISCC finals. After the competition, I wrote some notes to entertain myself. Please fly over here ~ This competition simulates the actual environment. 20 people are divided into four groups. The

Explanation of sniffing (passive SNIFFING) and ARP spoofing (Active sniffing)

There are many good posts and articles about the principles of sniffing and ARP spoofing on the network, but most of them ignore the data forwarding process on the network. In fact, using sniffing and ARP spoofing as the title is a bit confusing,

ELMS Pro SQLi and XSS Vulnerability

Test method: The Program (method) provided on this site may be offensive and only used for security research and teaching. You are at your own risk! Name: eLMS Pro SQLi and XSS VulnerabilityDate: June, 9 2010Vendor url:

How to resolve Nginx file type errors

80Sec reported that Nginx has a serious 0-day vulnerability. For details, see Nginx file type error Parsing Vulnerability. As long as the user has the permission to upload images to the Nginx + PHP server, there is a possibility of intrusion. In

SA injection points extract SQL account HASH by reporting an error

Author: painful beliefs The password field in the sysxlogins table is varbinary and cannot be obtained through an error. I recently saw an extended storage named xp_varbintohexstr, so I had the idea: Core DEMO code (query analyzer) Declare @ p

ASPLIAN Injection Vulnerability Analysis and Prevention

Release date:2010-07-18Affected Versions:ASPLIAN Injection Vulnerability AnalysisDefault background address:Http: // 127.1/Adminmaster/Author:M4r10Http://hi.baidu.com/m4r10Reprinted with copyrightVulnerability Analysis:

Persistent XSS and repair on the homepage of blogbus personal blog

Javascript code can be executed on the homepage of a personal blog. javascript is inserted when a custom template is used without any check and filtering. Direct location. href to hide the blog posts and comments of the visitor's blog (when logging

Tudou storage-type cross-site and repair

Vulnerability Source: http://www.wooyun.org--------------------------------------------------------------------------------Vulnerability details Brief Description: potato network storage type cross-site, can spread worms.Description: The title of

XSS and URL redirection and repair solutions for cool dog playback test zone

Users can insert malicious code when applying plug-in music links during posting, and the user's browser is controlled by attackers to achieve special purposes of attackers and obtain administrator information.XSS test

Free spot shooting vulnerability acquisition and repair for competitive bidding websites

Starting last year, bidding has become a new online business model. Bidding websites are emerging one after another. problems, such as security risks, are emerging along with rapid development. Generous network is one of these websites, through some

UCenter Home 2.0 SQL Injection defects and repair

*/Author: KnocKout*/Greatz: DaiMon, BARCOD3, RiskY and iranian hackers*/Contact: knockoutr@msn.com*/Cyber-Warrior.org/CWKnocKout_ -- ==__ -- =__ -- = =Script: UCenter HomeVersion: 2.0Script HomePage: http://u.discuz.net/_ -- ==__ -- =__ -- = =Dork:

PHP. INI anti-injection and Trojan Protection Settings

To prevent page attacks, you can include Attack Files in the header of the page, just like general anti-injection files. We can do this in three cases:1. Reference in each file. This is acceptable, but it is inconvenient if a website contains

About coldfusion Security

An unexpected climax Coldfusion is still relatively stable as a web server, but in terms of its security, if it is improperly set, it is easy to cause the entire server to fall, its own services are started as system permissions. The oldfusion

Critical Vulnerabilities and repair of VM systems

Author: carefree peopleThis vulnerability has been detected for a long time and has not been released since it was busy ..Because there are many servers involved, I won't publish how to get the background PSW ....First, analyze the page where

A blood case caused by replace ()

Not long ago, Twitter once broke an XSS. The tragedy was that the programmer's patch solution was faulty and the result was once again cracked.For detailed analysis, seeHtml "target = _

SA permission to add an Administrator Account

Injection point: asp "> http://www.enzymotec.com/Page.asp cc = 0102041102 IP: 192.117.122.145 Israel inurl: aspSpecific script commands:1. Determine whether injection exists; and 1 = 1; and 1 = 2; And user_name () = dbo determines whether the

Symantec IM Manager Multiple SQL Injection Vulnerabilities and repair

Affected Versions:Symantec IM Manager 8.4.15Symantec IM Manager 8.4.13Symantec IM Manager 8.4.5Symantec IM Manager 8.4Symantec IM Manager 8.3 Vulnerability description:Symantec IM Manager provides authentication support for enterprise IM networks,

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