Laravel Security

use Illuminate\Http\Request;
use Illuminate\Support\Facades\Route;

Route::middleware('auth:sanctum')->get('/me', function (Request $request) {
    return $request->user();
});

use Illuminate\Support\Facades\Hash;
use Illuminate\Validation\Rules\Password;

$validated = $request->validate([
    'password' => ['required', 'string', Password::min(12)->letters()->mixedCase()->numbers()->symbols()],
]);

$user->update(['password' => Hash::make($validated['password'])]);

$this->authorize('update', $project);

use Illuminate\Support\Facades\Route;

Route::put('/projects/{project}', [ProjectController::class, 'update'])
    ->middleware(['auth:sanctum', 'can:update,project']);

DB::select('select * from users where email = ?', [$email]);

// config/sanctum.php
'stateful' => explode(',', env('SANCTUM_STATEFUL_DOMAINS', 'localhost')),

final class UploadInvoiceRequest extends FormRequest
{
    public function authorize(): bool
    {
        return (bool) $this->user()?->can('upload-invoice');
    }

    public function rules(): array
    {
        return [
            'invoice' => ['required', 'file', 'mimes:pdf', 'max:5120'],
        ];
    }
}

$path = $request->file('invoice')->store(
    'invoices',
    config('filesystems.private_disk', 'local') // set this to a non-public disk
);

use Illuminate\Cache\RateLimiting\Limit;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\RateLimiter;

RateLimiter::for('login', function (Request $request) {
    return [
        Limit::perMinute(5)->by($request->ip()),
        Limit::perMinute(5)->by(strtolower((string) $request->input('email'))),
    ];
});

protected $casts = [
    'api_token' => 'encrypted',
];

use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

final class SecurityHeaders
{
    public function handle(Request $request, \Closure $next): Response
    {
        $response = $next($request);

        $response->headers->add([
            'Content-Security-Policy' => "default-src 'self'",
            'Strict-Transport-Security' => 'max-age=31536000', // add includeSubDomains/preload only when all subdomains are HTTPS
            'X-Frame-Options' => 'DENY',
            'X-Content-Type-Options' => 'nosniff',
            'Referrer-Policy' => 'no-referrer',
        ]);

        return $response;
    }
}

// config/cors.php
return [
    'paths' => ['api/*', 'sanctum/csrf-cookie'],
    'allowed_methods' => ['GET', 'POST', 'PUT', 'PATCH', 'DELETE'],
    'allowed_origins' => ['https://app.example.com'],
    'allowed_headers' => [
        'Content-Type',
        'Authorization',
        'X-Requested-With',
        'X-XSRF-TOKEN',
        'X-CSRF-TOKEN',
    ],
    'supports_credentials' => true,
];

use Illuminate\Support\Facades\Log;

Log::info('User updated profile', [
    'user_id' => $user->id,
    'email' => '[REDACTED]',
    'token' => '[REDACTED]',
]);

use Illuminate\Support\Facades\URL;

$url = URL::temporarySignedRoute(
    'downloads.invoice',
    now()->addMinutes(15),
    ['invoice' => $invoice->id]
);

use Illuminate\Support\Facades\Route;

Route::get('/invoices/{invoice}/download', [InvoiceController::class, 'download'])
    ->name('downloads.invoice')
    ->middleware('signed');