10 recommended articles about encryption processing
For users of e-commerce websites, the most important thing is the security of their account and password. If the account and password are not encrypted, it will greatly increase the security risks and never allow criminals to take advantage of it, so now In order to ensure that the user's interests and privacy are not leaked, website development must encrypt the user's account and password. In this chapter, we will show you how to encrypt and decrypt the password. First of all, we need to know that our password is a string, and base64 encoding and decoding of the string can be achieved through PHP's predefined functions base64_encode() and base64_decode(). The base64_encode() function implements the base64 encoding of characters using the function base64_encode(). The syntax is as follows: base64_encode(str); This function implements the base64 encoding of the string str. base64_decode() function We use the base64_decode() function to decode a string. The syntax is as follows: base64_decode(str); The function implementation is already done. ba
1. How does php decode a string? encrypt and decode?
Introduction: For users of e-commerce websites, the most important thing is the security of their account and password. , if the account and password are not encrypted, it will greatly increase the security risks and never allow criminals to take advantage of it. Therefore, in order to ensure that the interests and privacy of users are not leaked, current website development must encrypt the user's account and password. Encryption. In this chapter, we will show you how to encrypt and decrypt passwords.
2. Sample code sharing for Java sensitive information encryption processing
Introduction: This article mainly introduces the relevant knowledge of Java sensitive information encryption processing: 1) What we want to achieve in sensitive information encryption processing; 2) What I have done in sensitive information encryption processing; 3) Sensitive information encryption implementation method. It has a very good reference value. Let’s take a look at it with the editor
3. .NET adds a timestamp to prevent replay attacks
Introduction: If the client makes a request to the server interface, if the request information is encrypted, the request is intercepted by a third party package, although third parties cannot decrypt and obtain the data in it, they can use the request package to perform repeated request operations. If the server does not prevent replay attacks, the pressure on the server will increase and the data will be disordered. This problem can be solved by adding a timestamp. priva
##4. Detailed explanation of several ways PHP handles passwords
Introduction: This article mainly introduces several ways in which PHP handles passwords, and introduces in detail the encryption processing of passwords
5. PHP Several ways to handle passwords
#Introduction: When using PHP to develop web applications, many applications will require users to register, and when registering, we need to Information has been processed, and the most common ones are email addresses and passwords. This article is intended to discuss the processing of passwords: that is, the encryption of passwords.
6. Detailed explanation of several ways in which PHP handles passwords
7.
Detailed explanation of several ways in which PHP handles passwords_php examples
Introduction: This article mainly introduces This article introduces several ways in which PHP handles passwords, and introduces the encryption of passwords in detail. You can learn more if you need it.
Introduction: addition, subtraction, multiplication and division operation rules: addition, subtraction, multiplication and division operation rules PHP mcrypt reversible encryption algorithm analysis: Data encryption has become more and more important in our lives, especially considering the large number of transactions that occur on the Internet and the large amount of data transmitted. For information that does not need to be restored to the original data, we can use irreversible encryption algorithms such as MD5 and SHA1 to encrypt the data. However, important information such as transaction information that needs to be restored to the original data must be encrypted using a restoreable encryption algorithm. Of course, you can write a reversible encryption algorithm yourself to perform encryption and decryption calculations. In this article we introduce the use of the mcrypt module for encryption and decryption operations. Mcrypt 9. base64_encode and urlencode string encryption methods in php_PHP tutorial Introduction: php base64_encode and urlencode string encryption methods. This article introduces the use of PHP's ase64_encode and urlencode to perform simple encryption processing of strings. It is also a relatively common method. Students in need can refer to this article. 10. Sharing a set of PHP encryption and decryption functions_PHP tutorial Introduction: Sharing a set of PHP encryption and decryption functions. Copy the code as follows: ?php /***Function: Encrypt string *Parameter 1: Content to be encrypted *Parameter 2: Key*/ function passport_encrypt($str,$key){ //Encryption letter [Related Q&A recommendations]: javascript - How to view the js source code corresponding to ajax in Chrome debugging? javascript - zepto form submission python - How to encrypt a web application developed with flask and deploy it to the server?
The above is the detailed content of 10 recommended articles about encryption processing. For more information, please follow other related articles on the PHP Chinese website!

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JWT is an open standard based on JSON, used to securely transmit information between parties, mainly for identity authentication and information exchange. 1. JWT consists of three parts: Header, Payload and Signature. 2. The working principle of JWT includes three steps: generating JWT, verifying JWT and parsing Payload. 3. When using JWT for authentication in PHP, JWT can be generated and verified, and user role and permission information can be included in advanced usage. 4. Common errors include signature verification failure, token expiration, and payload oversized. Debugging skills include using debugging tools and logging. 5. Performance optimization and best practices include using appropriate signature algorithms, setting validity periods reasonably,

Session hijacking can be achieved through the following steps: 1. Obtain the session ID, 2. Use the session ID, 3. Keep the session active. The methods to prevent session hijacking in PHP include: 1. Use the session_regenerate_id() function to regenerate the session ID, 2. Store session data through the database, 3. Ensure that all session data is transmitted through HTTPS.

RESTAPI design principles include resource definition, URI design, HTTP method usage, status code usage, version control, and HATEOAS. 1. Resources should be represented by nouns and maintained at a hierarchy. 2. HTTP methods should conform to their semantics, such as GET is used to obtain resources. 3. The status code should be used correctly, such as 404 means that the resource does not exist. 4. Version control can be implemented through URI or header. 5. HATEOAS boots client operations through links in response.

The main function of anonymous classes in PHP is to create one-time objects. 1. Anonymous classes allow classes without names to be directly defined in the code, which is suitable for temporary requirements. 2. They can inherit classes or implement interfaces to increase flexibility. 3. Pay attention to performance and code readability when using it, and avoid repeatedly defining the same anonymous classes.

In PHP, exception handling is achieved through the try, catch, finally, and throw keywords. 1) The try block surrounds the code that may throw exceptions; 2) The catch block handles exceptions; 3) Finally block ensures that the code is always executed; 4) throw is used to manually throw exceptions. These mechanisms help improve the robustness and maintainability of your code.

There are four main error types in PHP: 1.Notice: the slightest, will not interrupt the program, such as accessing undefined variables; 2. Warning: serious than Notice, will not terminate the program, such as containing no files; 3. FatalError: the most serious, will terminate the program, such as calling no function; 4. ParseError: syntax error, will prevent the program from being executed, such as forgetting to add the end tag.

In PHP, the difference between include, require, include_once, require_once is: 1) include generates a warning and continues to execute, 2) require generates a fatal error and stops execution, 3) include_once and require_once prevent repeated inclusions. The choice of these functions depends on the importance of the file and whether it is necessary to prevent duplicate inclusion. Rational use can improve the readability and maintainability of the code.

PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.
