相关疑难解决方法(0)

由于Laravel4需要mcrypt扩展,并且PHP7似乎没有mcrypt扩展,是否有任何解决方法可以使用它？

因为我正在尝试从PHP 7.2.X版本加载mcrypt扩展模块.
所以我尝试使用与我当前版本的PHP兼容的PECL库,以便安装并遵循以下链接: 在安装过程中在PHP 7.2上安装mcrypt!

以下是在终端上执行某些命令后获得的结果.

root@YYY:/var/www/html/orocrm# apt install php-pear
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following package was automatically installed and is no longer required:
  libllvm4.0
Use 'sudo apt autoremove' to remove it.
The following NEW packages will be installed:
  php-pear
0 upgraded, 1 newly installed, 0 to remove and 14 not upgraded.
Need to get 285 kB of archives.
After this operation, 2,107 kB of additional disk space will be …

我试图在PHP和VB.NET中编写一个函数,它使用Triple DES以两种方式传递加密数据.问题是,当我尝试使用PHP解密在VB.NET中加密的字符串时,我收到一条错误消息,指出IV的块大小必须匹配.

我在VB.NET中编写的类如下,并且功能齐全,因为它将完美地加密和解密自己的块.

    Imports System
    Imports System.Text
    Imports System.IO
    Imports System.Security.Cryptography

    Public Class Cipher

        Dim method As TripleDESCryptoServiceProvider
        Dim key As Byte()

        Public Property Password() As String
            Get
                Return System.Text.Encoding.Unicode.GetString(Key)
            End Get
            Set(value As String)
                key = System.Text.Encoding.Unicode.GetBytes(value)
            End Set
        End Property

        Public Function Encrypt(data As String) As String
            Dim ms As New System.IO.MemoryStream

            ' Create the encoder to write to the stream.
            Dim dataBytes() As Byte = System.Text.Encoding.Unicode.GetBytes(data)
            Dim encStream As New CryptoStream(ms, method.CreateEncryptor(), System.Security.Cryptography.CryptoStreamMode.Write)

            ' Use …