diff --git a/group_vars/all/main.yml b/group_vars/all/main.yml
index 496b81f..42311b6 100644
--- a/group_vars/all/main.yml
+++ b/group_vars/all/main.yml
@@ -1,10 +1,16 @@
 ansible_connection: ssh
 ansible_port: 22
 
-ansible_user: atl
+ansible_user: david
 
 # workaround: https://github.com/ansible/ansible/issues/24425#issuecomment-437326526
-ssh_pass: atl
+ssh_pass: !vault |
+          $ANSIBLE_VAULT;1.1;AES256
+          31646633376664333363336333643364343566623236356664313866326332363734386666643063
+          3731633061313330393138303665353832643139363864370a343930663430363062373566333835
+          32323463393865343334633965636537326439623861663334316663613139363035373433393834
+          6435393632646235650a643737626136323437383864383838643530656533393239656330346234
+          3161
 ansible_ssh_pass: "{{ ssh_pass | string }}"
 
 # Privilege Escalation
diff --git a/group_vars/all/shadowsocks-libev.yml b/group_vars/all/shadowsocks-libev.yml
index cb40a66..1037fce 100644
--- a/group_vars/all/shadowsocks-libev.yml
+++ b/group_vars/all/shadowsocks-libev.yml
@@ -1,6 +1,12 @@
 ss_config:
-  server_port: 443
-  password: 
+  server_port: 2333
+  password: !vault |
+            $ANSIBLE_VAULT;1.1;AES256
+            66393234643561383433343464373833316232396535333735376333316638333233343062653638
+            6335333331393337306139663831653463666137643432390a333936383732376437333139316237
+            36393136323033316164633839636138343338656566663831313732613935326130616632396439
+            3262633937653062350a646462383939656432613333616335653263386436333835613936333766
+            3461
 
   encrypt_method: chacha20-ietf-poly1305
   plugin:
diff --git a/hosts b/hosts
index 60f128d..897562f 100755
--- a/hosts
+++ b/hosts
@@ -6,6 +6,3 @@ ss-wus2.westus2.cloudapp.azure.com
 
 [centos]
 centos-jpe.japaneast.cloudapp.azure.com
-
-[debian]
-52.139.156.65