switon/captcha

CAPTCHA generation and verification for Switon Framework

v1.0.0 2026-05-10 03:52 UTC

Requires

• php: >=8.3
• psr/event-dispatcher: ^1.0
• switon/core: ^1.0
• switon/event: ^1.0
• switon/http: ^1.0
• switon/redis: ^1.0

Requires (Dev)

• switon/testing: ^1.0

Suggests

• ext-gd: Required for GD adapter (fallback)
• ext-imagick: Required for ImageMagick adapter (preferred)

MIT

• switon

• image
• security
• captcha
• verification
• switon

README

CAPTCHA generation and verification for Switon Framework.

Installation

composer require switon/captcha

Requirements: PHP 8.3+, Redis by default, and either imagick or gd

Quick Start

use Switon\Captcha\CaptchaInterface;
use Switon\Captcha\CaptchaProof;
use Switon\Core\Attribute\Autowired;

class LoginController
{
    #[Autowired] protected CaptchaInterface $captcha;

    public function getCaptcha(): array
    {
        return $this->captcha->create();
    }

    public function verify(string $key, string $code): void
    {
        $this->captcha->verify(CaptchaProof::of($key, $code));
    }
}

Docs: https://docs.switon.dev/latest/captcha

License

MIT.