diff --git a/app/adapters/signal_adapter/inbound.rb b/app/adapters/signal_adapter/inbound.rb
index 2c370ac18..b93dccbe6 100644
--- a/app/adapters/signal_adapter/inbound.rb
+++ b/app/adapters/signal_adapter/inbound.rb
@@ -4,6 +4,7 @@ module SignalAdapter
   UNKNOWN_CONTRIBUTOR = :unknown_contributor
   UNKNOWN_CONTENT = :unknown_content
   CONNECT = :connect
+  HANDLE_DELIVERY_RECEIPT = :handle_delivery_receipt
 
   class Inbound
     UNKNOWN_CONTENT_KEYS = %w[mentions contacts sticker].freeze
@@ -66,6 +67,8 @@ def initialize_sender(signal_message)
     def initialize_message(signal_message)
       is_data_message = signal_message.dig(:envelope, :dataMessage)
       is_remove_emoji = signal_message.dig(:envelope, :dataMessage, :reaction, :isRemove)
+      is_delivery_receipt = signal_message.dig(:envelope, :receiptMessage)
+      trigger(HANDLE_DELIVERY_RECEIPT, is_delivery_receipt, sender) if is_delivery_receipt
       return nil if !is_data_message || is_remove_emoji
 
       data_message = signal_message.dig(:envelope, :dataMessage)
diff --git a/app/components/checkbox/checkbox.html.erb b/app/components/checkbox/checkbox.html.erb
index 2b09a60fd..26fd445a7 100644
--- a/app/components/checkbox/checkbox.html.erb
+++ b/app/components/checkbox/checkbox.html.erb
@@ -7,4 +7,4 @@
   <%= checked ? 'checked' : '' %>
   <%= required ? 'required' : '' %>
   <%= attrs %>
-/>
\ No newline at end of file
+/>
diff --git a/app/jobs/signal_adapter/receive_polling_job.rb b/app/jobs/signal_adapter/receive_polling_job.rb
index 45a79ea22..30d918ce5 100644
--- a/app/jobs/signal_adapter/receive_polling_job.rb
+++ b/app/jobs/signal_adapter/receive_polling_job.rb
@@ -17,9 +17,7 @@ def perform(*_args)
       adapter = SignalAdapter::Inbound.new
 
       adapter.on(SignalAdapter::CONNECT) do |contributor|
-        contributor.update!(signal_onboarding_completed_at: Time.zone.now)
-        SignalAdapter::Outbound.send_welcome_message!(contributor)
-        SignalAdapter::AttachContributorsAvatarJob.perform_later(contributor)
+        handle_connect(contributor)
       end
 
       adapter.on(SignalAdapter::UNKNOWN_CONTRIBUTOR) do |signal_phone_number|
@@ -31,6 +29,10 @@ def perform(*_args)
         SignalAdapter::Outbound.send_unknown_content_message!(contributor)
       end
 
+      adapter.on(SignalAdapter::HANDLE_DELIVERY_RECEIPT) do |delivery_receipt, contributor|
+        handle_delivery_receipt(delivery_receipt, contributor)
+      end
+
       signal_messages.each do |raw_message|
         adapter.consume(raw_message) { |m| m.contributor.reply(adapter) }
       rescue StandardError => e
@@ -60,5 +62,18 @@ def ping_monitoring_service
     def queue_empty?
       Delayed::Job.where(queue: queue_name, failed_at: nil).none?
     end
+
+    def handle_connect(contributor)
+      contributor.update!(signal_onboarding_completed_at: Time.zone.now)
+      SignalAdapter::Outbound.send_welcome_message!(contributor)
+      SignalAdapter::AttachContributorsAvatarJob.perform_later(contributor)
+    end
+
+    def handle_delivery_receipt(delivery_receipt, contributor)
+      datetime = Time.zone.at(delivery_receipt[:when] / 1000).to_datetime
+      latest_received_message = contributor.received_messages.first
+      latest_received_message.update(received_at: datetime) if delivery_receipt[:isDelivery]
+      latest_received_message.update(read_at: datetime) if delivery_receipt[:isRead]
+    end
   end
 end
diff --git a/db/migrate/20230915070544_add_received_at_to_messages.rb b/db/migrate/20230915070544_add_received_at_to_messages.rb
new file mode 100644
index 000000000..3696d62ab
--- /dev/null
+++ b/db/migrate/20230915070544_add_received_at_to_messages.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddReceivedAtToMessages < ActiveRecord::Migration[6.1]
+  def change
+    add_column :messages, :received_at, :datetime, default: nil
+  end
+end
diff --git a/db/migrate/20231024144124_add_read_at_to_messages.rb b/db/migrate/20231024144124_add_read_at_to_messages.rb
new file mode 100644
index 000000000..5dbf6a6ad
--- /dev/null
+++ b/db/migrate/20231024144124_add_read_at_to_messages.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddReadAtToMessages < ActiveRecord::Migration[6.1]
+  def change
+    add_column :messages, :read_at, :datetime, default: nil
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3e6fb9997..74b98d80a 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2023_06_30_061952) do
+ActiveRecord::Schema.define(version: 2023_10_24_144124) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_trgm"
@@ -169,6 +169,8 @@
     t.boolean "highlighted", default: false
     t.bigint "creator_id"
     t.string "sender_type"
+    t.datetime "received_at"
+    t.datetime "read_at"
     t.index ["creator_id"], name: "index_messages_on_creator_id"
     t.index ["recipient_id"], name: "index_messages_on_recipient_id"
     t.index ["request_id"], name: "index_messages_on_request_id"
diff --git a/spec/adapters/signal_adapter/inbound_spec.rb b/spec/adapters/signal_adapter/inbound_spec.rb
index e7d3fb5d5..9f96968e2 100644
--- a/spec/adapters/signal_adapter/inbound_spec.rb
+++ b/spec/adapters/signal_adapter/inbound_spec.rb
@@ -24,17 +24,20 @@
     {
       envelope: {
         source: '+4912345789',
+        sourceNumber: '+4912345789',
+        sourceUuid: 'valid_uuid',
+        sourceName: 'Signal Contributor',
         sourceDevice: 1,
-        timestamp: 1_626_711_330_462,
+        timestamp: 1_694_759_894_782,
         receiptMessage: {
-          when: 1_626_711_330_462,
+          when: 1_694_759_894_782,
           isDelivery: true,
           isRead: false,
-          timestamps: [
-            1_626_711_326_111
-          ]
+          isViewed: false,
+          timestamps: [1_694_759_894_066]
         }
-      }
+      },
+      account: Setting.signal_server_phone_number
     }
   end
 
@@ -205,6 +208,7 @@
       end
 
       context 'given a receipt message' do
+        before { create(:message, recipient_id: contributor.id) }
         let(:signal_message) { signal_receipt_message }
 
         it { should be(nil) }
@@ -454,5 +458,25 @@
         it { should have_received(:call).with(contributor) }
       end
     end
+
+    describe 'HANDLE_DELIVERY_RECEIPT' do
+      let(:handle_delivery_receipt_callback) { spy('handle_delivery_receipt_callback') }
+      let(:signal_message) { signal_receipt_message }
+
+      before do
+        adapter.on(SignalAdapter::HANDLE_DELIVERY_RECEIPT) do |delivery_receipt, contributor|
+          handle_delivery_receipt_callback.call(delivery_receipt, contributor)
+        end
+      end
+
+      subject do
+        adapter.consume(signal_message)
+        handle_delivery_receipt_callback
+      end
+
+      describe 'if the message is a delivery receipt' do
+        it { should have_received(:call) }
+      end
+    end
   end
 end