Laravel でクロスサイト リクエスト フォージェリ (CSRF) 保護のためのミドルウェアを使用する方法

<?php

return [

    /*
    |--------------------------------------------------------------------------
    | CSRF Cookie Name
    |--------------------------------------------------------------------------
    |
    | The name of the cookie used to store the CSRF token.
    |
    */

    'cookie' => 'XSRF-TOKEN',

    /*
    |--------------------------------------------------------------------------
    | CSRF Header Name
    |--------------------------------------------------------------------------
    |
    | The name of the CSRF header used to store the CSRF token.
    |
    */

    'header' => 'X-XSRF-TOKEN',

    /*
    |--------------------------------------------------------------------------
    | CSRF Token Expiration
    |--------------------------------------------------------------------------
    |
    | The number of minutes that the CSRF token should be considered valid.
    |
    */

    'expire' => 60,

];

Route::middleware(['web', 'csrf'])->group(function () {
    //
});

<?php

namespace AppExceptions;

use Exception;
use IlluminateFoundationExceptionsHandler as ExceptionHandler;
use IlluminateSessionTokenMismatchException;

class Handler extends ExceptionHandler
{
    /**
     * A list of the exception types that should be reported.
     *
     * @var array
     */
    protected $dontReport = [
        TokenMismatchException::class,
    ];

    /**
     * Report or log an exception.
     *
     * @param  Exception  $exception
     * @return void
     *
     * @throws Exception
     */
    public function report(Exception $exception)
    {
        parent::report($exception);
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @param  IlluminateHttpRequest  $request
     * @param  Exception  $exception
     * @return IlluminateHttpResponse
     *
     * @throws Exception
     */
    public function render($request, Exception $exception)
    {
        if ($exception instanceof TokenMismatchException) {
            // 处理CSRF异常
            return redirect()
                ->back()
                ->withInput($request->input())
                ->with('error', 'CSRF Token Mismatch');
        }

        return parent::render($request, $exception);
    }

}

<form method="POST" action="/example">
    {{ csrf_field() }}

    <!-- Your form fields go here... -->

    <button type="submit">Submit</button>
</form>