diff --git a/securedrop/journalist_templates/account_edit_hotp_secret.html b/securedrop/journalist_templates/account_edit_hotp_secret.html
index e007783cd0..2a68c9e959 100644
--- a/securedrop/journalist_templates/account_edit_hotp_secret.html
+++ b/securedrop/journalist_templates/account_edit_hotp_secret.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Change Secret') }}{% endblock %}
+
 {% block body %}
 <h1>{{ gettext('Change Secret') }}</h1>
 <form method="post">
diff --git a/securedrop/journalist_templates/account_new_two_factor.html b/securedrop/journalist_templates/account_new_two_factor.html
index 8431eaf16e..508aedeb36 100644
--- a/securedrop/journalist_templates/account_new_two_factor.html
+++ b/securedrop/journalist_templates/account_new_two_factor.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Enable FreeOTP') }}{% endblock %}
+
 {% block body %}
 {% if user.is_totp %}
 <h1>{{ gettext('Enable FreeOTP') }}</h1>
diff --git a/securedrop/journalist_templates/admin.html b/securedrop/journalist_templates/admin.html
index 3a9a8c4d59..5b2bb98745 100644
--- a/securedrop/journalist_templates/admin.html
+++ b/securedrop/journalist_templates/admin.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Admin Interface') }}{% endblock %}
+
 {% block body %}
 <h1>{{ gettext('Admin Interface') }}</h1>
 
diff --git a/securedrop/journalist_templates/admin_add_user.html b/securedrop/journalist_templates/admin_add_user.html
index 4e3e14113c..89356527ba 100644
--- a/securedrop/journalist_templates/admin_add_user.html
+++ b/securedrop/journalist_templates/admin_add_user.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Add User') }}{% endblock %}
+
 {% block body %}
 <nav class="back" aria-labelledby="back-link">
   <a id="back-link" href="/admin">{{ gettext('Back to admin interface') }}</a>
diff --git a/securedrop/journalist_templates/admin_edit_hotp_secret.html b/securedrop/journalist_templates/admin_edit_hotp_secret.html
index c6ce6b474c..18b144a47e 100644
--- a/securedrop/journalist_templates/admin_edit_hotp_secret.html
+++ b/securedrop/journalist_templates/admin_edit_hotp_secret.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Change HOTP Secret')}}{% endblock %}
+
 {% block body %}
 <h1>{{ gettext('Change HOTP Secret')}}</h1>
 <p>{{ gettext("Enter a new HOTP secret formatted as a 40-digit hexadecimal string. Spaces will be ignored:") }}</p>
diff --git a/securedrop/journalist_templates/admin_new_user_two_factor.html b/securedrop/journalist_templates/admin_new_user_two_factor.html
index e8ab541b36..14112cb3d1 100644
--- a/securedrop/journalist_templates/admin_new_user_two_factor.html
+++ b/securedrop/journalist_templates/admin_new_user_two_factor.html
@@ -1,5 +1,7 @@
 {% extends "base.html" %}
 
+{% block tab_title %}{{ gettext('Enable FreeOTP') }}{% endblock %}
+
 {% block body %}
 {% if user.is_totp %}
 <h1>{{ gettext('Enable FreeOTP') }}</h1>
diff --git a/securedrop/journalist_templates/base.html b/securedrop/journalist_templates/base.html
index 32594493a8..3a73fe58d6 100644
--- a/securedrop/journalist_templates/base.html
+++ b/securedrop/journalist_templates/base.html
@@ -4,7 +4,7 @@
 <head>
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
-  <title>{{ g.organization_name }}</title>
+  <title>{% block tab_title required %}{% endblock %} | {{ g.organization_name }}</title>
 
   <link rel="stylesheet" href="/static/css/journalist.css">
 
diff --git a/securedrop/journalist_templates/col.html b/securedrop/journalist_templates/col.html
index b548a533ef..327d00a067 100644
--- a/securedrop/journalist_templates/col.html
+++ b/securedrop/journalist_templates/col.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ source.journalist_designation }}{% endblock %}
+
 {% block body %}
 <div id="content" class="journalist-view-single">
 
diff --git a/securedrop/journalist_templates/config.html b/securedrop/journalist_templates/config.html
index d9152a352b..d4b20fcef0 100644
--- a/securedrop/journalist_templates/config.html
+++ b/securedrop/journalist_templates/config.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Instance Configuration') }}{% endblock %}
+
 {% block body %}
 <nav class="back" aria-labelledby="back-link">
   <a id="back-link" href="/admin">{{ gettext('Back to admin interface') }}</a>
diff --git a/securedrop/journalist_templates/edit_account.html b/securedrop/journalist_templates/edit_account.html
index 95d7c257b0..bc7c833fab 100644
--- a/securedrop/journalist_templates/edit_account.html
+++ b/securedrop/journalist_templates/edit_account.html
@@ -1,4 +1,13 @@
 {% extends "base.html" %}
+
+{% block tab_title %}
+{% if user %}
+{{ gettext('Edit user "{user}"').format(user=user.username) }}
+{% else %}
+{{ gettext('Edit your account') }}
+{% endif %}
+{% endblock %}
+
 {% block body %}
 
 {% if user %}
diff --git a/securedrop/journalist_templates/error.html b/securedrop/journalist_templates/error.html
index 1064b89610..0d233bc476 100644
--- a/securedrop/journalist_templates/error.html
+++ b/securedrop/journalist_templates/error.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ error.name }}{% endblock %}
+
 {% block body %}
 <h1>{{ error.code }}: {{ error.name }}</h1>
 {% if error.description %}
diff --git a/securedrop/journalist_templates/index.html b/securedrop/journalist_templates/index.html
index 2424c0bc30..7493a578a8 100644
--- a/securedrop/journalist_templates/index.html
+++ b/securedrop/journalist_templates/index.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('All Sources') }}{% endblock %}
+
 {% block body %}
 <div id="content" class="journalist-view-all">
   <h1 id="all-sources-heading" class="headline">{{ gettext('All Sources') }}</h1>
diff --git a/securedrop/journalist_templates/login.html b/securedrop/journalist_templates/login.html
index f5098c615a..ac64f10c03 100644
--- a/securedrop/journalist_templates/login.html
+++ b/securedrop/journalist_templates/login.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Login to access the journalist interface') }}{% endblock %}
+
 {% block body %}
 
 <h1>{{ gettext('Login to access the journalist interface') }}</h1>
diff --git a/securedrop/source_templates/base.html b/securedrop/source_templates/base.html
index 75e088d61d..573d9bd72f 100644
--- a/securedrop/source_templates/base.html
+++ b/securedrop/source_templates/base.html
@@ -6,9 +6,9 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <meta name="robots" content="noindex,nofollow">
   {% if g.organization_name == "SecureDrop" %}
-  <title>{{ g.organization_name }} | {{ gettext('Protecting Journalists and Sources') }}</title>
+  <title>{% block tab_title required %}{% endblock %} | {{ g.organization_name }} | {{ gettext('Protecting Journalists and Sources') }}</title>
   {% else %}
-  <title>{{ g.organization_name }} | {{ gettext('SecureDrop') }}</title>
+  <title>{{ self.tab_title() }} | {{ g.organization_name }} | {{ gettext('SecureDrop') }}</title>
   {% endif %}
 
   <link rel="stylesheet" href="/static/css/source.css">
diff --git a/securedrop/source_templates/error.html b/securedrop/source_templates/error.html
index 082832161e..11911e90e8 100644
--- a/securedrop/source_templates/error.html
+++ b/securedrop/source_templates/error.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Server error') }}{% endblock %}
+
 {% block body %}
 <h2>{{ gettext('Server error') }}</h2>
 
diff --git a/securedrop/source_templates/generate.html b/securedrop/source_templates/generate.html
index 7f2e381fd7..f1dd07a0c5 100644
--- a/securedrop/source_templates/generate.html
+++ b/securedrop/source_templates/generate.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Get Your Codename') }}{% endblock %}
+
 {% import 'utils.html' as utils %}
 
 {% block body %}
diff --git a/securedrop/source_templates/index.html b/securedrop/source_templates/index.html
index 0874ea8dbd..48d10a15af 100644
--- a/securedrop/source_templates/index.html
+++ b/securedrop/source_templates/index.html
@@ -3,9 +3,9 @@
 
 <head>
   {% if g.organization_name == "SecureDrop" %}
-  <title>{{ g.organization_name }} | {{ gettext('Protecting Journalists and Sources') }}</title>
+  <title>{{ gettext('Welcome') }} | {{ g.organization_name }} | {{ gettext('Protecting Journalists and Sources') }}</title>
   {% else %}
-  <title>{{ g.organization_name }} | {{ gettext('SecureDrop') }}</title>
+  <title>{{ gettext('Welcome') }} | {{ g.organization_name }} | {{ gettext('SecureDrop') }}</title>
   {% endif %}
 
   <link rel="stylesheet" href="/static/css/source.css">
diff --git a/securedrop/source_templates/login.html b/securedrop/source_templates/login.html
index a7308627fa..b4d90be35d 100644
--- a/securedrop/source_templates/login.html
+++ b/securedrop/source_templates/login.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Login') }}{% endblock %}
+
 {% block body %}
 
 {% include 'flashed.html' %}
diff --git a/securedrop/source_templates/logout.html b/securedrop/source_templates/logout.html
index 65f608741c..d706ad82a2 100644
--- a/securedrop/source_templates/logout.html
+++ b/securedrop/source_templates/logout.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Additional Action Required') }}{% endblock %}
+
 {% block body %}
 <nav>
   <a href="{{ url_for('main.login') }}" class="btn" aria-label="{{ gettext('Log In') }}">
diff --git a/securedrop/source_templates/lookup.html b/securedrop/source_templates/lookup.html
index 9389f2be07..43728acd5c 100644
--- a/securedrop/source_templates/lookup.html
+++ b/securedrop/source_templates/lookup.html
@@ -1,6 +1,14 @@
 {% extends "base.html" %}
 {% import 'utils.html' as utils %}
 
+{% block tab_title %}
+{% if allow_document_uploads %}
+{{ gettext('Submit Files or Messages') }}
+{% else %}
+{{ gettext('Submit Messages') }}
+{% endif %}
+{% endblock %}
+
 {% block body %}
 {% include 'flashed.html' %}
 
diff --git a/securedrop/source_templates/notfound.html b/securedrop/source_templates/notfound.html
index 9abd23cb4f..cb6c95837a 100644
--- a/securedrop/source_templates/notfound.html
+++ b/securedrop/source_templates/notfound.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('Page not found') }}{% endblock %}
+
 {% block body %}
 <h2>{{ gettext('Page not found') }}</h2>
 
diff --git a/securedrop/source_templates/tor2web-warning.html b/securedrop/source_templates/tor2web-warning.html
index 16a12a7298..0ab1aeac1b 100644
--- a/securedrop/source_templates/tor2web-warning.html
+++ b/securedrop/source_templates/tor2web-warning.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('WARNING: Proxy Service Detected') }}{% endblock %}
+
 {% block body %}
 <h2>{{ gettext('Proxy Service Detected') }}</h2>
 <div class="center">
diff --git a/securedrop/source_templates/use-tor-browser.html b/securedrop/source_templates/use-tor-browser.html
index fa82c4851f..18f8bf7f8a 100644
--- a/securedrop/source_templates/use-tor-browser.html
+++ b/securedrop/source_templates/use-tor-browser.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext('You Should Use Tor Browser') }}{% endblock %}
+
 {% block body %}
 <h2>{{ gettext('You Should Use Tor Browser') }}</h2>
 <p>{{ gettext('If you are not using Tor Browser, you <strong>may not be anonymous</strong>.') }}</p>
diff --git a/securedrop/source_templates/why-public-key.html b/securedrop/source_templates/why-public-key.html
index 31241a170b..3c4014b3c2 100644
--- a/securedrop/source_templates/why-public-key.html
+++ b/securedrop/source_templates/why-public-key.html
@@ -1,4 +1,7 @@
 {% extends "base.html" %}
+
+{% block tab_title %}{{ gettext("Why download the team's public key?") }}{% endblock %}
+
 {% block body %}
 <h2>{{ gettext("Why download the team's public key?") }}</h2>
 <p>{{ gettext("SecureDrop encrypts files and messages after they are submitted. Encrypting messages and files before submission can provide an extra layer of security before your data reaches the SecureDrop server.") }}
diff --git a/securedrop/tests/functional/test_admin_interface.py b/securedrop/tests/functional/test_admin_interface.py
index deb537b7ca..20ec10ed7f 100644
--- a/securedrop/tests/functional/test_admin_interface.py
+++ b/securedrop/tests/functional/test_admin_interface.py
@@ -487,7 +487,7 @@ def test_orgname_is_changed(
         journ_app_nav.admin_visits_system_config_page()
 
         # When they update the organization's name
-        assert "SecureDrop" == journ_app_nav.driver.title
+        assert "SecureDrop" in journ_app_nav.driver.title
         journ_app_nav.driver.find_element_by_id("organization_name").clear()
         new_org_name = "Walden Inquirer"
         journ_app_nav.nav_helper.safe_send_keys_by_id("organization_name", new_org_name)
@@ -495,7 +495,7 @@ def test_orgname_is_changed(
         self._admin_submits_instance_settings_form(journ_app_nav)
 
         # Then it succeeds
-        assert new_org_name == journ_app_nav.driver.title
+        assert new_org_name in journ_app_nav.driver.title
 
         # And then, when a source user logs into the source app
         source_app_nav = SourceAppNavigator(
diff --git a/securedrop/tests/test_i18n.py b/securedrop/tests/test_i18n.py
index 1beadcf9c0..483233dde5 100644
--- a/securedrop/tests/test_i18n.py
+++ b/securedrop/tests/test_i18n.py
@@ -228,7 +228,10 @@ def verify_i18n(app):
             assert 'hreflang="fr-FR"' in locales
 
         c.get("/?l=ar")
-        base = render_template("base.html")
+        # We have to render a template that inherits from "base.html" so that "tab_title" will be
+        # set.  But we're just checking that when a page is rendered in an RTL language the
+        # directionality is correct, so it doesn't matter which template we render.
+        base = render_template("error.html", error={})
         assert 'dir="rtl"' in base
 
 
