How is the precautionary measure used? Summarize precautionary measures example usage

At present, the Web site development based on PHP has become the mainstream of the current website development, the author focuses on the PHP website attack and security precautions to explore, aimed at reducing the vulnerability of the website, I hope to help you! I. Common PHP Web security vulnerability to PHP vulnerabilities, there are five common vulnerabilities. Session file Vulnerability, SQL injection vulnerability, script command execution vulnerability, global variable vulnerability, and file vulnerability are respectively. Here is a brief introduction to these vulnerabilities. 1. session file vulnerability session attack is one of the most commonly used attack methods by hackers. When a user visits a site, in order to avoid the customer every person to a page to lose the user account and password, PHP set the session and cookies for users to facilitate the use and visit. 2, SQL injection Vulnerability in the development of the Web site, the programmer due to the user data loss of a comprehensive judgment or filter is not strict results in the server to execute some malicious information, such as user information query. Hackers can obtain the appropriate information based on the results returned by the malicious program. This is the SQL injection vulnerability of the lunar stomach. 3. Script execution Vulnerability Script execution vulnerability is common because

1. PHP website Common security vulnerabilities, and corresponding preventive measures summary

Introduction: At present, PHP-based Web site development has become the mainstream of web development, the author of this article focuses on the PHP site attack and security prevention aspects of research, aimed at reducing the vulnerability of the website, I hope to help you!

2. javascript-php curl or a similar client request is not cross-domain, will it not be secure? What precautions are there?

Summary: I previously thought that PHP curl impersonation requests would also have cross-domain limitations. In the past, when designing an interface, you need access to sensitive data (for example, personal data that needs to be viewed after login). I'm going to do token testing. But the other common interface can be directly obtained, just add the cross ...

3. php file system security and precautions

Introduction: PHP Security file system security and preventive measures

4. CURL simulation login and get Data blog category: Development

Summary: When doing a collection program, sometimes we have to crawl some pages that are logged in to access. But sometimes even if we log in successfully, but still can't crawl the related page, this is why? Well, the most likely reason is that you didn't pass the cookie on the successful login. For some security precautions is not a very high-web site, we can use PHP function curl_setopt to log in. <? php//creates a file with a unique file name in the specified directory. If the directory does not exist, t ...

5. PHP Web site Common security vulnerabilities and corresponding preventive measures summary

Introduction:: This article mainly introduces the PHP website Common Security loopholes and the corresponding precautionary measures summary, for the PHP tutorial interested students can refer to.

6. How to prevent SQL injection to PHP code site How to prevent SQL Injection vulnerability attack suggestion sharing

Brief: Preventing SQL injection: Preventing SQL injection from being injected into the PHP Web site How to prevent SQL injection vulnerability attacks suggest sharing: Hackers through SQL injection attacks can get access to the site database, then they can get all the data in the site database, A malicious hacker can tamper with the data in the database through SQL injection, even destroying the data in the database. As a web developer you hate this kind of hacking, and of course it's important to understand how SQL injects this functionality and learn how to protect your Web database with code. Today, take the PHP and MySQL database as an example to share what I know about SQL injection attacks and some simple precautions and

7. Security precautions PHP Security tips sharing

Introduction: Security Precautions: Security precautions PHP Security tips sharing: PHP code security and Xss,sql injection are very useful for all types of websites, especially UGC (User Generated Content) websites, forums and e-commerce sites, is often the hardest hit for XSS and SQL injection. Here is a brief introduction to some basic programming points, relative to the security of the system, PHP security more requires programmers to the user input parameters can be more careful. Security Recommendations during PHP compilation install Suhosin patches, mandatory security patches php.ini security Settings Registe

8. PHP website Common Security loopholes and corresponding preventive measures summary, security vulnerability prevention measures _php tutorial

Introduction: Common security vulnerability of PHP website and corresponding precautionary measures summary, security vulnerability prevention measures. PHP Web site Common security vulnerabilities and corresponding preventive measures summary, security vulnerability prevention measures at present, PHP-based Web site development has become the mainstream of web development, the author of this paper focuses from the ph

9. PHP precautions for SQL injection.

Introduction: PHP Precautions for SQL injection.

Summary of common security vulnerabilities and response precautions in PHP websites

Introduction: Common security vulnerability of PHP website and corresponding precautionary measures summary at present, PHP-based Web site development has become the mainstream of web development, the author of this article focus on the PHP site attack and security prevention aspects of research, aimed at reducing the vulnerability of the website, I hope to help you! Common PHP Web security vulnerabilities for PHP vulnerabilities, there are five common vulnerabilities. Session file Vulnerability, SQL injection vulnerability, script command execution vulnerability, global variable vulnerability, and file vulnerability are respectively. Here, respectively, on these vulnerabilities

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