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PHP encryption and decryption algorithm function, mcrypt_encrypt is no longer recommended

There is a warning on the official website: This function has been DEPRECATED as of PHP 7.1.0. Relying on this function is highly discouraged. So what function is used for encryption and decryption?

黃舟 2017-05-16 13:16:22 0  4  855

After the underlying device C language RC4 is encrypted, why can't Java use rc4 to decrypt, but other people's PHP programs can decrypt successfully?

The underlying device is a wifi probe that regularly pushes data to a service. This service address receives the data and uses rc4 to decrypt it. The underlying device rc4 encryption is written in C language. java receiving program {code...} java rc4 decryption program: public class RC4 { {code...} ...

PHP中文網(wǎng) 2017-06-17 09:15:15 0  1  1392

How to implement java's PbeWithMd5AndDes encryption and decryption in PHP

public static String encrypt(String key, String plainText){   String encryptTxt = "";   try {      byte[] salt = new byte[8];      MessageDigest md =

七 2020-07-31 11:37:47 0  0  2624

Guys, how do you implement Java's PbeWithMd5AndDes encryption and decryption in PHP?

The java code is as follows/** * Encryption method * @param key key * @param plainText plain text * @return cipher text */ public static String encrypt(String&n

七 2020-07-31 11:43:04 0  0  1487

des - Someone who knows php and java comes in and wants to ask a question.

1. Doing business with other companies. The other party is java and I am php. 2 Both parties encrypt the data with DES first and then base64 encryption. Transmit 3. The other party sent a Java encryption and decryption. I should follow it and make a PHP one. But I can't understand the java code. 4 I...

高洛峰 2017-05-18 10:45:52 0  2  847

About PHP and JAVA 3DES encryption issues

I want to write an encryption class in Java using PHP, but I saw this writing method in Java and it gave me a headache. Totally illogical. I found a complete class and wanted to refer to it. After many experiments, I could not translate the encryption class I uploaded into PHP. Please help me. Thank...

給我你的懷抱 2017-06-15 09:21:44 0  1  1001

PHP source code encryption problem

I just finished writing a website, and the concept of source code encryption has always been vague, and there is very little online information. I would like to know the following questions: 1: There are encryption tools on the Internet. This is easy to understand, but some of them are just function...

按鍵盤手指磨破皮 2017-10-12 01:29:15 0  2  1696

How to import the contents of RTF format files into the editor in PHP?

The new function needs to extract the content from the RTF format file and put it into the input box of the unavailable input tag, as shown in the following figure. How to implement this function? Is there a method class in PHP to obtain it? .

北城浮生ぅ 2017-12-09 10:49:49 0  0  1185

Why do PDO and PDOStatement exist at the same time? What are the considerations for this design?

Problem description: We all know that since PHP 5.1.0, PDO has been a standard part of PHP. PDO provides three classes: PDO, PDOStatement and PDOException. Needless to say, the PDOException class depends on its name for function and positioning. It's all clear. So the question comes: why at the same...

我想大聲告訴你 2017-05-16 13:11:25 0  3  867

How does Thinkphp call PHP extensions?

I installed the grpc extension of php, and can call [root@localhost softEval]# php greeter_client.php Hello world directly using the php command line. However, in the Thinkphp framework, I call the extension function in the same way, prompting: Class 'Grpc \ChannelCredentials' not found. Does anyone...

輕輕的 2018-07-10 10:24:48 0  1  1257

Uncaught TypeError: Cannot set property of undefined (set 'innerHTML')

I'm trying to create a webpage using php, on an element of class "Continuous TextBox" (defined by my class), when clicked I have to start a Javascript function that should change the content of another function id "harta-modal" ” element, but that won’t happen. I keep getting the...

P粉022140576 2023-11-08 21:06:09 0  1  939

How to make methods under classes automatically complete in sublime?

I now use the sublime editor as a PHP learning and development tool. When I followed the study, I found that when Teacher Zhu entered the getLastInsID method under the Db class, he only needed to enter get and 3 Db class containing get would be brought out. method, and then quickly select one of the...

Binbin(斌斌老師) 2019-03-28 13:08:49 0  2  1073

laravel5.8 front desk auth login cannot

I am a student in the eighth phase of the PHP online class. I followed the laravel auth video of Teacher Ximen to expand a front-end login function. However, after the login process was completed, the transfer to the next page was intercepted by the middleware, and there was no error in the code exe...

不是一般的人 2020-05-12 18:17:04 0  4  2281

Positional parameters cannot be used after named parameters |yiyi2

I'm taking the Yii2PHP framework course and I'm running into a problem. I'm not very familiar with PHP so I'm having a hard time figuring this out. So I tried to create a "Delete" button in my website but I got the error: "Cannot use positional parameters after named parameters"....

P粉158473780 2024-03-26 14:44:20 0  1  594

How to get openid after scanning the QR code image generated with PHP?

I used the PHP QR code generation class library to generate a QR code picture (not generated by the WeChat interface). I want to get the openid of a WeChat user after scanning the QR code. How can I implement this function? (I previously thought of using web page authorization to achieve this, but t...

LRTRL 2017-06-28 16:57:44 0  1  2148

Laravel Modal does not return data

I don't know why I'm not getting the value from the modal in my Laravel controller. Please check it for me. However, I use the same code for other modes and controllers. It's working and returning the value from the property without any issues. I'm using Laravel8 and php8.1; below is my code. app\Ht...

P粉174151913 2024-03-29 10:31:31 0  1  586

Can I use the automatic generation module of thinkphp5 in Windows 7 system? How to configure and use

明民 2017-10-10 17:04:14 0  2  1379

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

劉袁銘 2017-10-10 19:25:59 0  4  2935

mcrypt_get_key_size()

To use mcrypt_get_key_size() in php study, how to enable mcrypt_

劉袁銘 2017-10-10 19:47:34 0  1  1167

Detecting login status and preventing repeated login status in TP5 - My page is wrong

冥冥之中天注定 2017-10-10 22:49:15 0  0  1180