diff --git a/app/controllers/api/v1/webhooks_controller.rb b/app/controllers/api/v1/webhooks_controller.rb
index b356d20a..20cc0ddc 100644
--- a/app/controllers/api/v1/webhooks_controller.rb
+++ b/app/controllers/api/v1/webhooks_controller.rb
@@ -1,60 +1,69 @@
 # frozen_string_literal: true
 
 module Api
-    module V1
-      # Recibe webhooks y lanza un PullJob
-      class WebhooksController < BaseController
-        rescue_from ActiveRecord::RecordNotFound, with: :platforms_answer
+  module V1
+    # Recibe webhooks y lanza un PullJob
+    class WebhooksController < BaseController
+      # responde con forbidden si falla la validación del token
+      rescue_from ActiveRecord::RecordNotFound, with: :platforms_answer
 
-        # Trae los cambios a partir de un post de Webhooks:
-        # (Gitlab, Github, Guitea, etc)
-        def pull 
-          message = I18n.with_locale(site.default_locale) do
-            I18n.t('webhooks.pull.message')
-          end
-
-          GitPullJob.perform_later(site, usuarie, message)
-          platforms_answer
+      # Trae los cambios a partir de un post de Webhooks:
+      # (Gitlab, Github, Gitea, etc)
+      def pull 
+        message = I18n.with_locale(site.default_locale) do
+          I18n.t('webhooks.pull.message')
         end
 
-        private 
+        GitPullJob.perform_later(site, usuarie, message)
+        head :ok
+      end
 
-        def site 
-          @site ||= Site.find_by_name!(params[:site_id])
-        end
+      private 
 
-        # valida el token que envía la plataforma del webhook
-        def token 
-          @token ||=
-            begin
-              # Gitlab
-              if request.headers['X-Gitlab-Token']
-                request.headers["X-Gitlab-Token"]
-              # Github
-              elsif request.headers['X-HUB-SIGNATURE-256']
-                signature(request.env['HTTP_X_HUB_SIGNATURE_256'])
-              # Guitea
-              else
-                signature(request.env['HTTP_X_GITEA_SIGNATURE'])
-              end
-            end 
-        end
+      # encuentra el sitio a partir de la url
+      def site 
+        @site ||= Site.find_by_name!(params[:site_id])
+      end
 
-        def token_from_signature(signature)
-          payload = request.body.read  
-          site.roles.where(temporal: false, rol: 'usuarie').pluck(:token).find do |token|
-            new_signature = hash_mac(OpenSSL::Digest.new('sha256'), token, payload)
-            @token ||= Rack::Utils.secure_compare(new_signature, signature)
-          end
-        end
+      # valida el token que envía la plataforma del webhook
+      #
+      # @return [String]
+      def token 
+        @token ||=
+          begin
+            # Gitlab
+            if request.headers['X-Gitlab-Token']
+              request.headers['X-Gitlab-Token']
+            # Github
+            elsif request.headers['X-HUB-SIGNATURE-256']
+              request.env['HTTP_X_HUB_SIGNATURE_256']
+            # Gitea
+            else
+              request.env['HTTP_X_GITEA_SIGNATURE']
+            end
+          end 
+      end
 
-        def usuarie
-          @usuarie = site.roles.find_by!(temporal: false, rol: 'usuarie', token: token).usuarie
-        end        
-
-        def platforms_answer
-          head :ok
+      # valida token a partir de firma de webhook
+      #
+      # @return [String]
+      def token_from_signature(signature)
+        payload = request.body.read  
+        site.roles.where(temporal: false, rol: 'usuarie').pluck(:token).find do |token|
+          new_signature = 'sha256=' + OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha256'), token, payload)
+          ActiveSupport::SecurityUtils.secure_compare(new_signature, signature)
         end
       end
+
+      # encuentra le usuarie 
+      def usuarie
+        @usuarie ||= site.roles.find_by!(temporal: false, rol: 'usuarie', token: token).usuarie
+      end        
+
+      # respuesta de error a plataformas
+      def platforms_answer
+        head :forbidden
+      end
     end
+  end
 end
\ No newline at end of file
diff --git a/config/locales/es.yml b/config/locales/es.yml
index b03a222f..7a83483f 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -476,7 +476,7 @@ es:
         message: 'Actualización del esqueleto'
   webhooks_controller:
     pull:
-      message: 'Pull de webhooks'
+      message: 'Traer los cambios a partir de un evento remoto'
   footer:
     powered_by: 'es desarrollada por'
   i18n: