diff --git a/src/CoreBundle/Controller/ValidationTokenController.php b/src/CoreBundle/Controller/ValidationTokenController.php
new file mode 100644
index 00000000000..c18f81000c0
--- /dev/null
+++ b/src/CoreBundle/Controller/ValidationTokenController.php
@@ -0,0 +1,119 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Controller;
+
+use Chamilo\CoreBundle\Entity\ValidationToken;
+use Chamilo\CoreBundle\Repository\TrackEDefaultRepository;
+use Chamilo\CoreBundle\Repository\ValidationTokenRepository;
+use Chamilo\CoreBundle\ServiceHelper\ValidationTokenHelper;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\Security\Core\Security;
+
+#[Route('/validate')]
+class ValidationTokenController extends AbstractController
+{
+    public function __construct(
+        private readonly ValidationTokenHelper $validationTokenHelper,
+        private readonly ValidationTokenRepository $tokenRepository,
+        private readonly TrackEDefaultRepository $trackEDefaultRepository,
+        private readonly Security $security
+    ) {}
+
+    #[Route('/{type}/{hash}', name: 'validate_token')]
+    public function validate(string $type, string $hash): Response
+    {
+        $token = $this->tokenRepository->findOneBy([
+            'type' => $this->validationTokenHelper->getTypeId($type),
+            'hash' => $hash
+        ]);
+
+        if (!$token) {
+            throw $this->createNotFoundException('Invalid token.');
+        }
+
+        // Process the action related to the token type
+        $this->processAction($token);
+
+        // Remove the used token
+        $this->tokenRepository->remove($token, true);
+
+        // Register the token usage event
+        $this->registerTokenUsedEvent($token);
+
+        return $this->render('@ChamiloCore/Validation/success.html.twig', [
+            'type' => $type,
+        ]);
+    }
+
+    #[Route('/test/generate-token/{type}/{resourceId}', name: 'test_generate_token')]
+    public function testGenerateToken(string $type, int $resourceId): Response
+    {
+        $typeId = $this->validationTokenHelper->getTypeId($type);
+        $token = new ValidationToken($typeId, $resourceId);
+        $this->tokenRepository->save($token, true);
+
+        $validationLink = $this->generateUrl('validate_token', [
+            'type' => $type,
+            'hash' => $token->getHash(),
+        ], \Symfony\Component\Routing\Generator\UrlGeneratorInterface::ABSOLUTE_URL);
+
+        return new Response("Generated token: {$token->getHash()}<br>Validation link: <a href='{$validationLink}'>{$validationLink}</a>");
+    }
+
+    private function processAction(ValidationToken $token): void
+    {
+        switch ($token->getType()) {
+            case 1: // Assuming 1 is for 'ticket'
+                $this->processTicketValidation($token);
+                break;
+            case 2: // Assuming 2 is for 'user'
+                // Implement user validation logic here
+                break;
+            default:
+                throw new \InvalidArgumentException('Unrecognized token type');
+        }
+    }
+
+    private function processTicketValidation(ValidationToken $token): void
+    {
+        $ticketId = $token->getResourceId();
+
+        // Simulate ticket validation logic
+        // Here you would typically check if the ticket exists and is valid
+        // For now, we'll just print a message to simulate this
+        // Replace this with your actual ticket validation logic
+        $ticketValid = $this->validateTicket($ticketId);
+
+        if (!$ticketValid) {
+            throw new \RuntimeException('Invalid ticket.');
+        }
+
+        // If the ticket is valid, you can mark it as used or perform other actions
+        // For example, update the ticket status in the database
+        // $this->ticketRepository->markAsUsed($ticketId);
+    }
+
+    private function validateTicket(int $ticketId): bool
+    {
+        // Here you would implement the logic to check if the ticket is valid.
+        // This is a placeholder function to simulate validation.
+
+        // For testing purposes, let's assume all tickets are valid.
+        // In a real implementation, you would query your database or service.
+
+        return true; // Assume the ticket is valid for now
+    }
+
+    private function registerTokenUsedEvent(ValidationToken $token): void
+    {
+        $user = $this->security->getUser();
+        $userId = $user?->getId();
+        $this->trackEDefaultRepository->registerTokenUsedEvent($token, $userId);
+    }
+}
diff --git a/src/CoreBundle/Entity/TrackEDefault.php b/src/CoreBundle/Entity/TrackEDefault.php
index d3e69f00700..43a372bd432 100644
--- a/src/CoreBundle/Entity/TrackEDefault.php
+++ b/src/CoreBundle/Entity/TrackEDefault.php
@@ -68,7 +68,7 @@ public function getDefaultUserId()
         return $this->defaultUserId;
     }
 
-    public function setCId(int $cId): self
+    public function setCId(?int $cId): self
     {
         $this->cId = $cId;
 
@@ -153,7 +153,7 @@ public function getDefaultValue()
         return $this->defaultValue;
     }
 
-    public function setSessionId(int $sessionId): self
+    public function setSessionId(?int $sessionId): self
     {
         $this->sessionId = $sessionId;
 
diff --git a/src/CoreBundle/Entity/ValidationToken.php b/src/CoreBundle/Entity/ValidationToken.php
new file mode 100644
index 00000000000..f2c930a5397
--- /dev/null
+++ b/src/CoreBundle/Entity/ValidationToken.php
@@ -0,0 +1,96 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Entity;
+
+use Chamilo\CoreBundle\Repository\ValidationTokenRepository;
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * ValidationToken entity.
+ */
+#[ORM\Table(name: 'validation_token')]
+#[ORM\Index(columns: ['type', 'hash'], name: 'idx_type_hash')]
+#[ORM\Entity(repositoryClass: ValidationTokenRepository::class)]
+class ValidationToken
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue(strategy: 'IDENTITY')]
+    #[ORM\Column(type: 'integer')]
+    protected ?int $id = null;
+
+    #[ORM\Column(type: 'integer')]
+    protected int $type;
+
+    #[ORM\Column(type: 'bigint')]
+    protected int $resourceId;
+
+    #[ORM\Column(type: 'string', length: 64)]
+    protected string $hash;
+
+    #[ORM\Column(type: 'datetime')]
+    protected \DateTime $createdAt;
+
+    public function __construct(int $type, int $resourceId)
+    {
+        $this->type = $type;
+        $this->resourceId = $resourceId;
+        $this->hash = hash('sha256', uniqid((string) rand(), true));
+        $this->createdAt = new \DateTime();
+    }
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getType(): int
+    {
+        return $this->type;
+    }
+
+    public function setType(int $type): self
+    {
+        $this->type = $type;
+        return $this;
+    }
+
+    public function getResourceId(): int
+    {
+        return $this->resourceId;
+    }
+
+    public function setResourceId(int $resourceId): self
+    {
+        $this->resourceId = $resourceId;
+        return $this;
+    }
+
+    public function getHash(): string
+    {
+        return $this->hash;
+    }
+
+    public function getCreatedAt(): \DateTime
+    {
+        return $this->createdAt;
+    }
+
+    public function setCreatedAt(\DateTime $createdAt): self
+    {
+        $this->createdAt = $createdAt;
+        return $this;
+    }
+
+    /**
+     * Genera un enlace de validación.
+     */
+    public static function generateLink(int $type, int $resourceId): string
+    {
+        $token = new self($type, $resourceId);
+        return '/validate/' . $type . '/' . $token->getHash();
+    }
+}
diff --git a/src/CoreBundle/Migrations/Schema/V200/Version20241211183300.php b/src/CoreBundle/Migrations/Schema/V200/Version20241211183300.php
new file mode 100644
index 00000000000..4b9ad08f5a0
--- /dev/null
+++ b/src/CoreBundle/Migrations/Schema/V200/Version20241211183300.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20241211183300 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Migration for creating the validation_token table';
+    }
+
+    public function up(Schema $schema): void
+    {
+        if (!$schema->hasTable('validation_token')) {
+            $this->addSql("
+                CREATE TABLE validation_token (
+                    id INT AUTO_INCREMENT NOT NULL,
+                    type INT NOT NULL,
+                    resource_id BIGINT NOT NULL,
+                    hash CHAR(64) NOT NULL,
+                    created_at DATETIME NOT NULL COMMENT '(DC2Type:datetime)',
+                    INDEX idx_type_hash (type, hash),
+                    PRIMARY KEY(id)
+                ) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB ROW_FORMAT = DYNAMIC
+            ");
+        }
+    }
+
+    public function down(Schema $schema): void
+    {
+        if ($schema->hasTable('validation_token')) {
+            $this->addSql('DROP TABLE validation_token');
+        }
+    }
+}
diff --git a/src/CoreBundle/Repository/TrackEDefaultRepository.php b/src/CoreBundle/Repository/TrackEDefaultRepository.php
index 0a10a41bbe7..bfaecf3b056 100644
--- a/src/CoreBundle/Repository/TrackEDefaultRepository.php
+++ b/src/CoreBundle/Repository/TrackEDefaultRepository.php
@@ -7,6 +7,7 @@
 namespace Chamilo\CoreBundle\Repository;
 
 use Chamilo\CoreBundle\Entity\TrackEDefault;
+use Chamilo\CoreBundle\Entity\ValidationToken;
 use DateTime;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Doctrine\Persistence\ManagerRegistry;
@@ -65,4 +66,22 @@ public function getUserCourseRegistrationAt(int $courseId, int $userId, ?int $se
 
         return null;
     }
+
+    /**
+     * Registers an event when a validation token is used.
+     */
+    public function registerTokenUsedEvent(ValidationToken $token, ?int $userId = null): void
+    {
+        $event = new TrackEDefault();
+        $event->setDefaultUserId($userId ?? 0);
+        $event->setCId(null);
+        $event->setDefaultDate(new \DateTime());
+        $event->setDefaultEventType('VALIDATION_TOKEN_USED');
+        $event->setDefaultValueType('validation_token');
+        $event->setDefaultValue(\json_encode(['hash' => $token->getHash()]));
+        $event->setSessionId(null);
+
+        $this->_em->persist($event);
+        $this->_em->flush();
+    }
 }
diff --git a/src/CoreBundle/Repository/ValidationTokenRepository.php b/src/CoreBundle/Repository/ValidationTokenRepository.php
new file mode 100644
index 00000000000..9edb35630f0
--- /dev/null
+++ b/src/CoreBundle/Repository/ValidationTokenRepository.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Repository;
+
+use Chamilo\CoreBundle\Entity\ValidationToken;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+class ValidationTokenRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, ValidationToken::class);
+    }
+
+    public function save(ValidationToken $entity, bool $flush = false): void
+    {
+        $this->getEntityManager()->persist($entity);
+
+        if ($flush) {
+            $this->getEntityManager()->flush();
+        }
+    }
+
+    public function remove(ValidationToken $entity, bool $flush = false): void
+    {
+        $this->getEntityManager()->remove($entity);
+
+        if ($flush) {
+            $this->getEntityManager()->flush();
+        }
+    }
+}
diff --git a/src/CoreBundle/Resources/views/Validation/success.html.twig b/src/CoreBundle/Resources/views/Validation/success.html.twig
new file mode 100644
index 00000000000..7b9aded6f11
--- /dev/null
+++ b/src/CoreBundle/Resources/views/Validation/success.html.twig
@@ -0,0 +1,6 @@
+{% extends "@ChamiloCore/Layout/layout_one_col.html.twig" %}
+
+{% block content %}
+    <h1>Validation Successful</h1>
+    <p>The token for {{ type }} has been successfully validated.</p>
+{% endblock %}
diff --git a/src/CoreBundle/ServiceHelper/ValidationTokenHelper.php b/src/CoreBundle/ServiceHelper/ValidationTokenHelper.php
new file mode 100644
index 00000000000..b04549a61af
--- /dev/null
+++ b/src/CoreBundle/ServiceHelper/ValidationTokenHelper.php
@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\ServiceHelper;
+
+use Chamilo\CoreBundle\Entity\ValidationToken;
+use Chamilo\CoreBundle\Repository\ValidationTokenRepository;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+
+class ValidationTokenHelper
+{
+    public function __construct(
+        private readonly ValidationTokenRepository $tokenRepository,
+        private readonly UrlGeneratorInterface $urlGenerator,
+    ) {}
+
+    public function generateLink(int $type, int $resourceId): string
+    {
+        $token = new ValidationToken($type, $resourceId);
+        $this->tokenRepository->save($token, true);
+
+        return $this->urlGenerator->generate('validate_token', [
+            'type' => $this->getTypeString($type),
+            'hash' => $token->getHash(),
+        ], UrlGeneratorInterface::ABSOLUTE_URL);
+    }
+
+    public function getTypeId(string $type): int
+    {
+        return match ($type) {
+            'ticket' => 1,
+            'user' => 2,
+            default => throw new \InvalidArgumentException('Unrecognized validation type'),
+        };
+    }
+
+    private function getTypeString(int $type): string
+    {
+        return match ($type) {
+            1 => 'ticket',
+            2 => 'user',
+            default => throw new \InvalidArgumentException('Unrecognized validation type'),
+        };
+    }
+}