diff --git a/accounts/forms.py b/accounts/forms.py
index a338adfee..b369d0efe 100644
--- a/accounts/forms.py
+++ b/accounts/forms.py
@@ -5,6 +5,7 @@
 from django.conf import settings
 from timtec.settings import ACCOUNT_REQUIRED_FIELDS as fields
 from accounts.models import UserSocialAccount
+from hcaptcha2.fields import hCaptchaField
 
 
 User = get_user_model()
@@ -77,6 +78,7 @@ class SignupForm(AcceptTermsForm):
     city = forms.CharField(max_length=50, label=_('City'), widget=forms.Select, required=False)
     how_you_know = forms.CharField(max_length=50, label=_('How do you know the platform?'), required=False)
     how_you_know_complement = forms.CharField(max_length=50, label=_('Complement for "How do you know the platform?"'), required=False)
+    hcaptcha = hCaptchaField()
 
     def __init__(self, *args, **kwargs):
         super(SignupForm, self).__init__(*args, **kwargs)
diff --git a/core/forms.py b/core/forms.py
index baae0a953..5dff3c659 100644
--- a/core/forms.py
+++ b/core/forms.py
@@ -5,6 +5,8 @@
 from django.contrib.auth import get_user_model
 from django.conf import settings
 
+from hcaptcha2.fields import hCaptchaField
+
 from .models import Class
 import logging
 
@@ -17,6 +19,7 @@ class ContactForm(forms.Form):
     name = forms.CharField(label=_('Name'), max_length=128)
     email = forms.EmailField(label=_('Email'))
     message = forms.CharField(label=_('Message'), max_length=255)
+    hcaptcha = hCaptchaField()
 
     def send_email(self):
         subject = self.cleaned_data.get('subject')
diff --git a/core/views.py b/core/views.py
index 4d4fc8cc8..85d1dc014 100644
--- a/core/views.py
+++ b/core/views.py
@@ -23,6 +23,9 @@
 from rest_framework.permissions import IsAuthenticatedOrReadOnly
 from braces.views import LoginRequiredMixin
 from notes.models import Note
+from django.http import HttpResponse
+import pychrome
+import base64
 
 from .serializers import (CourseSerializer, CourseProfessorSerializer,
                           CourseThumbSerializer, LessonSerializer,
@@ -43,7 +46,7 @@
 
 from .forms import (ContactForm, RemoveStudentForm)
 
-from .permissions import IsProfessorCoordinatorOrAdminPermissionOrReadOnly, IsAdminOrReadOnly, MessageAnswerPermission
+from .permissions import IsProfessorCoordinatorOrAdminPermissionOrReadOnly, IsAdminOrReadOnly, MessageAnswerPermission, IsAdmin
 
 
 class HomeView(ListView):
@@ -412,17 +415,34 @@ def render_to_response(self, context, **response_kwargs):
 
             width, height = CERTIFICATE_SIZE
             url = self.request.build_absolute_uri().split('download')[0] + 'print/'
+                        
             png_path = os.path.join(MEDIA_ROOT, certificate.link_hash + '.png')
             pdf_filename = certificate.link_hash + today + '.pdf'
             pdf_path = os.path.join(MEDIA_ROOT, pdf_filename)
-
-            driver = webdriver.PhantomJS(executable_path=PHANTOMJS_PATH)
-            driver.set_window_size(width, height)
-            driver.get(url)
-            driver.save_screenshot(filename=png_path)
-
-            driver.service.process.send_signal(SIGTERM)
-            driver.quit()
+            
+            # FIXME: remover esse hardcode do localhost e porta daqui
+            browser = pychrome.Browser(url="http://127.0.0.1:9222")
+            tab = browser.new_tab()
+            
+            def request_will_be_sent(**kwargs):
+                print("loading: %s" % kwargs.get('request').get('url'))
+
+            tab.Network.requestWillBeSent = request_will_be_sent
+
+            tab.start()
+            tab.Network.enable()
+            tab.Page.navigate(url=url, _timeout=5)
+            tab.wait(2)
+            
+            
+            try:
+                data = tab.Page.captureScreenshot()
+                with open(png_path, 'wb') as fd:
+                    fd.write(base64.b64decode(data['data']))
+            finally:
+                tab.stop()
+		browser.close_tab(tab)
+            
             Image.open(png_path).convert("RGB").save(pdf_path, format='PDF', quality=100, dpi=(300, 300))
 
             response = HttpResponse(content_type='application/pdf')
@@ -639,7 +659,8 @@ def list(self, request, *args, **kwargs):
 
         serializer = self.get_serializer(queryset, many=True)
         return Response(serializer.data)
-
+    
+    permission_classes = (IsAdmin,)
     def post(self, request, **kwargs):
         course = self.get_object()
         serializer = CourseSerializer(course, request.data)
diff --git a/themes/default/static/less/default/pages/courses.less b/themes/default/static/less/default/pages/courses.less
index 32007a6ce..9363a71c3 100644
--- a/themes/default/static/less/default/pages/courses.less
+++ b/themes/default/static/less/default/pages/courses.less
@@ -20,7 +20,7 @@
     color: #000;
   }
   .info{
-    height: 85px;
+    height: 40px;
     padding: 0.5em;
     h3{
       color: #555;
diff --git a/themes/default/templates/_contact_form.html b/themes/default/templates/_contact_form.html
index d97d023a3..38969478f 100644
--- a/themes/default/templates/_contact_form.html
+++ b/themes/default/templates/_contact_form.html
@@ -41,3 +41,12 @@
         <textarea required class="form-control" rows="6" name="{{contact_form.message.name}}"></textarea>
     </div>
 </div>
+
+{{ contact_form.hcaptcha }}
+
+
+
+{% for message in form.captcha.errors %}
+ <div class="notification is-danger">{{ message }}</div>
+{% endfor %}
+
diff --git a/themes/default/templates/_login_modal.html b/themes/default/templates/_login_modal.html
index acdcca980..3b8546fd2 100644
--- a/themes/default/templates/_login_modal.html
+++ b/themes/default/templates/_login_modal.html
@@ -54,4 +54,4 @@
             </p>
         </div>
     </form>
-</div>
\ No newline at end of file
+</div>
diff --git a/themes/default/templates/account/login_modal.html b/themes/default/templates/account/login_modal.html
index ab5efac57..7c3ba0513 100644
--- a/themes/default/templates/account/login_modal.html
+++ b/themes/default/templates/account/login_modal.html
@@ -1,6 +1,6 @@
 {% load i18n %}
 
-<!-- Modal -->
+<!--my Modal -->
 <div id="login-modal" class="modal fade" tabindex="-1" role="dialog" aria-labelledby="loginModalLabel" aria-hidden="true">
   <div class="modal-dialog">
     <div class="modal-content">
@@ -103,7 +103,7 @@ <h3 class="bottom-xs"><i class="fa fa-angle-double-right"></i> {% trans 'Sign Up
                   <div class="submit textright">
                     <div class="row">
                       <div class="col-lg-4 col-lg-offset-8 col-md-5 col-md-offset-7 col-sm-7 col-sm-offset-5 col-xs-12 textright">
-                        <button class="btn btn-success col-xs-12">{% trans 'Sign Up' %}</button>
+                        <button class="btn btn-success col-xs-12">Cadastre-se</button>
                       </div>
                     </div>
                   </div>
diff --git a/themes/default/templates/account/signup.html b/themes/default/templates/account/signup.html
index 8c7a0cf37..e9633b41e 100644
--- a/themes/default/templates/account/signup.html
+++ b/themes/default/templates/account/signup.html
@@ -1,6 +1,65 @@
-{% extends 'account/base.html' %}
+{% extends 'default:account/signup-2.html' %}
 {% load i18n %}
 
+{% block js %}
+<script type="text/javascript" charset="utf-8">
+    (function(){
+
+        function show_how_you_know_complement() {
+            $('#div-how_you_know_complement').show();
+            $('#div-how_you_know_complement input').prop('required', true);
+        }
+
+        function hide_how_you_know_complement() {
+            $('#div-how_you_know_complement').hide();
+            $('#div-how_you_know_complement input').prop('required', false);
+        }
+
+        function load_states() {
+
+            $.get("/api/states", function(item){
+                options = "<option value=''>---</option>\n";
+                for(state in item) {
+                    state = item[state];
+                    options += "<option value='"+ state.code +"'>"+ state.name +"</option>\n";
+                }
+                $("select[name=state]").empty().append(options);
+            });
+        }
+
+        function load_cities(state) {
+            $.get("/api/cities", {'state': state}, function(item){
+                options = "<option value=''>---</option>\n";
+                for(city in item) {
+                    city = item[city];
+                    options += "<option value='"+ city.name +"'>"+ city.name +"</option>\n";
+                }
+                $("select[name=city]").empty().append(options);
+            });
+        }
+
+        $(document).ready(function() {
+            load_states();
+
+            hide_how_you_know_complement();
+            $("select[name=how_you_know]").change(function(){
+                current_value = $(this).val();
+                if(current_value == "Através da Imprensa" || current_value == "Outro") {
+                    show_how_you_know_complement();
+                } else {
+                    hide_how_you_know_complement();
+                }
+            });
+
+            $("select[name=state]").change(function(){
+                current_value = $(this).val();
+                load_cities(current_value);
+            });
+        });
+    })();
+</script>
+{% endblock %}
+
 <!-- TABLET AND DESKTOP -->
 {% block account_content %}
     <h1>
@@ -15,6 +74,74 @@ <h1>
             <input type='hidden' name='{{ redirect_field_name }}' value='{{ request.META.HTTP_REFERER }}'>
         {% endif %}
 
+        {% with errors=form.how_you_know.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">Como você conheceu a plataforma TIM Tec?</label>
+            <div class="col-lg-8 col-sm-8">
+                <select name="how_you_know" class="form-control" required>
+                    <option>Indicação de amigo</option>
+                    <option>Facebook</option>
+                    <option>Twitter</option>
+                    <option>Através da Imprensa</option>
+                    <option>Pesquisa no Google</option>
+                    <option>Vi em minha escola/empresa</option>
+                    <option>Outro</option>
+                </select>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.how_you_know_complement.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}" id='div-how_you_know_complement'>
+            <label class="col-lg-4 col-sm-4 control-label">Onde?</label>
+            <div class="col-lg-8 col-sm-8">
+                <input name="how_you_know_complement" type="text" value="{{form.how_you_know_complement.value|default_if_none:""}}" class="form-control" placeholder="Dê mais detalhes de onde nos conheceu" maxlength="50">
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.first_name.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.first_name.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                <input name="first_name" type="text" value="{{form.first_name.value|default_if_none:""}}" class="form-control" placeholder="{{ form.first_name.label }}" required>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.last_name.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.last_name.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                <input name="last_name" type="text" value="{{form.last_name.value|default_if_none:""}}" class="form-control" placeholder="{{ form.last_name.label }}"  required>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.state.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.state.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                {{ form.state }}
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.city.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.city.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                {{ form.city }}
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
         {% with errors=form.username.errors %}
         <div class="form-group{{ errors|yesno:' has-error,' }}">
             <label class="col-lg-4 col-sm-4 control-label">{% trans "Username" %}</label>
@@ -47,7 +174,9 @@ <h1>
         </div>
         {% endwith %}
 
-        {% block extrafields %}{% endblock %}
+	{{form.hcaptcha}}
+	{{form.hcaptcha.errors}}
+
         {% if terms_required %}
 		{% with errors=form.accept_terms.errors %}
 		<div class="form-group{{ errors|yesno:' has-error,' }}">
@@ -94,11 +223,69 @@ <h1>
         </div>
     </div>
     <form onclick="event.stopPropagation()" method="post" action="{% url 'account_signup' %}" class="form-horizontal">{% csrf_token %}
+        {% with errors=form.how_you_know.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">Como você conheceu a plataforma TIM Tec?</label>
+            <div class="col-lg-8 col-sm-8">
+                <select name="how_you_know" class="form-control" required>
+                    <option>Indicação de amigo</option>
+                    <option>Facebook</option>
+                    <option>Twitter</option>
+                    <option>Através da Imprensa</option>
+                    <option>Pesquisa no Google</option>
+                    <option>Vi em minha escola/empresa</option>
+                    <option>Outro</option>
+                </select>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.first_name.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.first_name.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                <input name="first_name" type="text" value="{{form.first_name.value|default_if_none:""}}" class="form-control" placeholder="{{ form.first_name.label }}"  required>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.last_name.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.last_name.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                <input name="last_name" type="text" value="{{form.last_name.value|default_if_none:""}}" class="form-control" placeholder="{{ form.last_name.label }}"  required>
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.state.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.state.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                {{ form.state }}
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
+        {% with errors=form.city.errors %}
+        <div class="form-group{{ errors|yesno:' has-error,' }}">
+            <label class="col-lg-4 col-sm-4 control-label">{{ form.city.label }}</label>
+            <div class="col-lg-8 col-sm-8">
+                {{ form.city }}
+                {% for error in errors %}<small>{{error}}</small>{% endfor %}
+            </div>
+        </div>
+        {% endwith %}
+
         {% with errors=form.username.errors %}
         <div class="form-group{{ errors|yesno:' has-error,' }}">
             <label class="col-xs-12 control-label">{% trans "Username" %}</label>
             <div class="col-xs-12">
-                <input name="username" type="text" value="{{form.username.value}}" class="form-control" placeholder="{% trans 'Username' %}" required>
+                <input name="username" type="text" value="{{form.username.value|default_if_none:""}}" class="form-control" placeholder="{% trans 'Username' %}" required>
                 {% for error in errors %}<small>{{error}}</small>{% endfor %}
             </div>
         </div>
@@ -108,7 +295,7 @@ <h1>
         <div class="form-group{{ errors|yesno:' has-error,' }}">
             <label class="col-xs-12 control-label">{% trans "E-mail" %}</label>
             <div class="col-xs-12">
-                <input name="email" type="email" value="{{form.email.value}}" class="form-control" placeholder="Your e-mail" required>
+                <input name="email" type="email" value="{{form.email.value|default_if_none:""}}" class="form-control" placeholder="Your e-mail" required>
                 {% for error in errors %}<small>{{error}}</small>{% endfor %}
             </div>
         </div>
@@ -125,7 +312,6 @@ <h1>
         </div>
         {% endwith %}
 
-        {% block extrafields_mobile %}{% endblock %}
         {% if terms_required %}
 		{% with errors=form.accept_terms.errors %}
 		<div class="form-group{{ errors|yesno:' has-error,' }}">
diff --git a/themes/default/templates/footer.html b/themes/default/templates/footer.html
index 9faaf055e..8328d74f1 100644
--- a/themes/default/templates/footer.html
+++ b/themes/default/templates/footer.html
@@ -2,13 +2,16 @@
 
 <!-- FOOTER -->
 <div id="main-footer" class="footer hidden-print">
+
     <div class="container">
         <div class="row">
             <ul class="col-lg-12">
+                <li><a href="https://timtec.com.br/pt/faq/" target="blank">FAQ</a></li>
                 <li><a href="#" data-toggle="modal" data-target="#modal-contact">{% trans 'Contact' %}</a></li>
                 {% if terms_required %}
                 	<li><a href="{% url 'flatpage' url='/terms' %}">{% trans 'Terms of Use' %}</a></li>
                 {% endif %}
+
             </ul>
         </div>
     </div>
diff --git a/timtec/urls.py b/timtec/urls.py
index 5094e9584..0cce16b11 100644
--- a/timtec/urls.py
+++ b/timtec/urls.py
@@ -50,7 +50,8 @@
 
 flatpages.register()
 
-router = routers.DefaultRouter(trailing_slash=False)
+#router = routers.DefaultRouter(trailing_slash=False)
+router = routers.SimpleRouter(trailing_slash=False)
 router.register(r'user', TimtecUserViewSet, base_name='user')
 router.register(r'profile', ProfileViewSet, base_name='profile')
 router.register(r'user_admin', TimtecUserAdminViewSet, base_name='user_admin')