One, Web server security
PHP is nothing but a Web server module function, so first of all to ensure the security of the Web server. Of course, the Web server to be secure and must first ensure that the system security, so it is far, endless. PHP can be combined with a variety of Web servers, and only Apache is discussed here. It is highly recommended that you st
1) started to encounter a problem, all the action can not intercept, it seems that spring security has failed, and then after all the action before adding "/" in the database resources is similar to/***.action, so there is no problem. I personally think there is a good solution, that is, different roles can be accessed by the JSP to build the unused package, and then struts2 the configuration file with different packages, not the package as a differen
2005.3.22 ou yanliang
Course Introduction
How to apply the features in. NET Framework to protect code security
Basic Content
Familiar with. NET Development
Course Arrangement
Authentication
Authorization
Encryption
Strongly-named assembly
Code access security
Middle Layer Security
How to Avoid SQL Injection
Authentication
Use Credential to uniquely identify a
What is an mdb database? All network administrators who have some experience in website creation know that the combination of "IIS + ASP + ACCESS" is the most popular in website creation. Most small and medium Internet websites use this "package ", however, security issues are becoming increasingly prominent. Among them, the most vulnerable to attackers is the illegal download of the mdb database.
Mdb databases do not have
Talking about PHP security protection-Web attacks and security protection web
SQL Injection attacks)
Attackers can insert SQL commands into the input field of Web forms or the string requested by the page to trick the server into executing malicious SQL commands. In some forms, the content entered by users is directly used to construct (or affect) dynamic SQL commands or as input parameters of stored proced
Thread security issues in singleton mode and thread Security Issues in Mode
What problems does a single meeting bring about?
If multiple threads call this instance at the same time, thread security issues may occur.
Where is a singleton generally used?
The purpose of a singleton is to ensure that there is only one instance at runtime. The most common scenarios i
Identifies network security threats and vulnerabilities and Network Security Vulnerabilities
1. Social engineering attacks are an attack type that uses deception and tricks to persuade uninformed users to provide sensitive information or conduct behaviors against security rules. It is usually expressed by people, emails, and telephones.
2. Major Types of social
Data security: MySQL security accounts for the majority of applications in practice. If you are curious about this technology, the following articles will unveil it. We all know that MySQL (the best combination of PHP and MySQL) is not worth noting.
The following are 23 notes for MySQL (best combination with PHP:
1. If the connection between the client and the server needs to span and pass through an untrus
Article Title: security enhancement measures use Openssh to build a secure network. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Implementation steps:
On each server
1. install the software package:
Openssh-3.4pl-sol7-sparc-local
Openssl-0.96d-sol7-sparc-local
Zlib-1.1.4-sol7-sparc-local
Prngd-0.0.25-sol7-sp
As a system administrator, it is very important to perform a comprehensive security check on the system on a regular basis. Recently, some friends wrote that some inexplicable problems have occurred, for example, the biggest problem is that the network service is obviously slow, which is very likely to be attacked.
Practice has proved that the default installation is not safe for any system. In fact, no matter whether you use windows, Linux, bsd, or o
Visit some HTTPS websites, especially domestic websitesChinese tips:Unable to connect securelyFirefox cannot guarantee the security of your data on sx.ac.10086.cn because it uses SSLV3, a security protocol that is currently poorly secured.Professional information: ssl_error_unsupported_versionEnglish tips:Unable to Connect securelyFirefox cannot guarantee the safety of your data on XXXX because it uses SSLV
First, install Dede when the database table prefix, it is best to change, do not use the dedecms default prefix Dede_, can be changed to Ljs_, random an irregular, difficult to guess the prefix can be.Second, the background login must turn on the verification code function, the default admin admin Delete, changed to a dedicated, complex points of account, administrator password must be long, at least 8 bits, and the letters and numbers mixed.Third, install the program must delete the install dir
1. Do not rely on the Register global Variables feature (register_globals)
Registering a global variable has made PHP very easy to use, but it also reduces security (which often breaks security). It is recommended that the Register_globals command be closed during programming and this function will be canceled in PHP6.
2. Initialize the variable before it is used.
If the Register_globals feature is s
1. Do not rely on the Register global Variables feature (register_globals)
Registering a global variable has made PHP very easy to use, but it also reduces security (which often breaks security). It is recommended that the Register_globals command be closed during programming and this function will be canceled in PHP6.
2. Initialize the variable before it is used.
If the Register_globals feature is started,
Rule 1: do not trust external data or enter the security of Web application. The first thing you must be familiar with is that you should not trust external data. External data (outsidedata) contains no data directly imported by programmers in PHP code.
Rule 1: Do not trust external data or import
The first thing you must be familiar with about Web application security is that you should not trust external
Iot security: multiple security vulnerabilities in LED lights
Recently, a foreign security expert found that Zengge's Wi-Fi LED lamp has multiple security vulnerabilities.
ZENGGE is a high-tech company integrating LED Controller Product R D, manufacturing, sales and engineering design, installation and service.
Wi-Fi
The first company to work for is a security company, adjacent to the famous beiyou University in the security field. Since then, I have learned a little about security. Although I leave the company, security is a software issue that must be considered. In addition, I am engaged in underlying development and need to stu
MSSQL Security Settings: delete SQL statements with security issues. This is comprehensive. Everything is safe!
The permission to corrupt shell, registry, and COM components is deleted.
Copy codeThe Code is as follows: use master
EXEC sp_dropextendedproc 'xp _ export shell'
EXEC sp_dropextendedproc 'SP _ OACreate'
EXEC sp_dropextendedproc 'SP _ OADestroy'
EXEC sp_dropextendedproc 'SP _ oageterrorinfo'
EXEC
file Inclusion: refers to the page to use the URL to the dynamic inclusion of files (include or require, etc.), when the file name parameters controllable but also filter is not strict, it is easy to use. The file contains a vulnerability that is classified as a local file containing a vulnerability and a remote file contains a vulnerability because a remote file contains a vulnerability because the Allow_url_fopen option in the PHP configuration is turned on (after the option is enabled, the se
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