iis服务器安全隐患

# 示例代码：使用PowerShell检查并安装更新
Install-Module PSWindowsUpdate
Get-WindowsUpdate -Install -AcceptAll

# 示例代码：更改IIS管理员密码
Set-WebConfigurationProperty -pspath 'MACHINE/WEBROOT/APPHOST' -filter "system.webServer/security/authentication/anonymousAuthentication" -name "userName" -value "NewAdmin"
Set-WebConfigurationProperty -pspath 'MACHINE/WEBROOT/APPHOST' -filter "system.webServer/security/authentication/anonymousAuthentication" -name "password" -value "StrongPassword123!"

# 示例代码：配置Windows防火墙规则
New-NetFirewallRule -DisplayName "Allow HTTP" -Direction Inbound -LocalPort 80 -Protocol TCP -Action Allow
New-NetFirewallRule -DisplayName "Allow HTTPS" -Direction Inbound -LocalPort 443 -Protocol TCP -Action Allow

# 示例代码：安装SSL证书
Import-PfxCertificate -FilePath "C:\path\to\certificate.pfx" -CertStoreLocation Cert:\LocalMachine\My

// 示例代码：防止目录遍历攻击（ASP.NET）
string safePath = Path.Combine(Server.MapPath("~/uploads"), fileName);
if (!safePath.StartsWith(Server.MapPath("~/uploads")))
{
    throw new SecurityException("Invalid file path");
}

// 示例代码：使用参数化查询（ASP.NET）
using (SqlConnection connection = new SqlConnection(connectionString))
{
    SqlCommand command = new SqlCommand("SELECT * FROM Users WHERE Username = @Username", connection);
    command.Parameters.AddWithValue("@Username", username);
    connection.Open();
    SqlDataReader reader = command.ExecuteReader();
}