// Middleware
return $next($request)
    ->header('X-Content-Type-Options', 'nosniff')
    ->header('X-Frame-Options', 'DENY');

// Redaction
$redacted = substr($value, 0, 4) . str_repeat('*', strlen($value) - 8) . substr($value, -4);

use Synetro\Fuse\Support\Facades\Fuse;

// Security headers
$headers = Fuse::security()->headers();

// Diagnostics
$result = Fuse::security()->check();

// Redact sensitive values
$safe = Fuse::security()->redact($secret);
$token = Fuse::security()->token(32);

'security' => [
    'headers' => [
        'X-Content-Type-Options' => 'nosniff',
        'X-Frame-Options' => 'DENY',
        'X-XSS-Protection' => '1; mode=block',
    ],
],

$headers = Fuse::security()->headers();

$result = Fuse::security()->check();
// SecurityResult with issues array

$safe = Fuse::security()->redact($apiKey);
$token = Fuse::security()->token();

// Custom redaction
$safe = Fuse::security()->redact($value, visibleChars: 6);

$result = Fuse::security()->check();
$this->assertEmpty($result->issues);