diff --git a/server/.env.example b/server/.env.example
index d11b7e7..6913ddc 100755
--- a/server/.env.example
+++ b/server/.env.example
@@ -16,7 +16,7 @@ TOKEN_CREATOR_GROUP=PP-PTI-TokenCreator
 STUDENT_GROUP=Estudantes
 # Servidores (Servant)
 SERVANT_GROUP=G_SERVIDORES
-# Presença Online (watcher)
+# Presença no Campus (watcher)
 WATCHER_GROUP=PP-PTI-Watchers
 
 # Altere a Variável de ambiente abaixo
@@ -35,4 +35,9 @@ UNIFI_PASSWORD=senha_do_unifi_admin
 # Cisco
 CISCO_HOST=10.1.0.2
 CISCO_USER=serti.xx
-CISCO_PASSWORD=senhadacontroladoracisco
\ No newline at end of file
+CISCO_PASSWORD=senhadacontroladoracisco
+
+# Palo Alto
+PA_USER=pti
+PA_PASSWORD=senhadopaloaltocompermissaoparaapi
+PA_NET=10.7.
\ No newline at end of file
diff --git a/server/src/cronTasks.js b/server/src/cronTasks.js
index 6b4bc2f..2bb6f0b 100644
--- a/server/src/cronTasks.js
+++ b/server/src/cronTasks.js
@@ -10,7 +10,7 @@ function logMsg(msg) {
 
 logMsg('Scheduling tasks')
 
-cron.schedule('*/5 * * * *', async () => {
+cron.schedule('*/1 * * * *', async () => {
   logMsg('updateDBWithOnlineDevices started.')
 
   logMsg(
diff --git a/server/src/resolvers/Mutation.js b/server/src/resolvers/Mutation.js
index 97b8c1b..62121f3 100755
--- a/server/src/resolvers/Mutation.js
+++ b/server/src/resolvers/Mutation.js
@@ -2,6 +2,8 @@ import { replacePassword } from '../utils/activedirectory/passwordUtils'
 import { User } from '../classes/User'
 import { ResetToken } from '../classes/ResetToken'
 
+import { updateUserIdMappings } from '../utils/paloalto'
+
 const Mutation = {
   async login(_, { data }) {
     return User.login(data.username, data.password)
@@ -27,6 +29,10 @@ const Mutation = {
     User.importAllUsers()
 
     return 'A importação está sendo feita. Isso pode demorar alguns minutos.'
+  },
+
+  async updateUserIdMappings() {
+    return updateUserIdMappings()
   }
 }
 
diff --git a/server/src/typeDefs.js b/server/src/typeDefs.js
index f4b1e54..6fd17be 100644
--- a/server/src/typeDefs.js
+++ b/server/src/typeDefs.js
@@ -43,6 +43,7 @@ const typeDefs = gql`
       @auth(roles: ["superAdmin", "tokenCreator"])
     useResetToken(data: UseResetTokenInput!): Boolean!
     importUsers: String! @auth(roles: ["superAdmin"])
+    updateUserIdMappings: String! @auth(roles: ["superAdmin"])
   }
 
   directive @auth(roles: [String!]) on FIELD_DEFINITION
diff --git a/server/src/utils/ciscoController.js b/server/src/utils/ciscoController.js
index 90206df..d45b81c 100644
--- a/server/src/utils/ciscoController.js
+++ b/server/src/utils/ciscoController.js
@@ -1,4 +1,4 @@
-import axios from 'axios'
+import { create } from 'axios'
 import https from 'https'
 import { ouiFinder } from './ouiFinder'
 
@@ -7,7 +7,7 @@ const httpsAgent = new https.Agent({
   ciphers: 'AES256-SHA' // That's necessary to connect to a TLS 1.0 server. Run node with --tls-min-v1.0
 })
 
-const configuredClient = axios.create({
+const axios = create({
   httpsAgent: httpsAgent,
   auth: {
     username: process.env.CISCO_USER,
@@ -27,7 +27,7 @@ async function getDevices() {
     do {
       let url = `https://${process.env.CISCO_HOST}/data/client-table.html?columns=524287&take=${take}&skip=${skip}&page=${page}&pageSize=50&sort[0][field]=ST&sort[0][dir]=desc`
 
-      response = await configuredClient.get(url)
+      response = await axios.get(url)
 
       devices = devices.concat(response.data.data)
 
diff --git a/server/src/utils/paloalto.js b/server/src/utils/paloalto.js
new file mode 100644
index 0000000..a96e3b7
--- /dev/null
+++ b/server/src/utils/paloalto.js
@@ -0,0 +1,73 @@
+import axios from 'axios'
+import prisma from '../prisma'
+import https from 'https'
+
+const agent = new https.Agent({
+  rejectUnauthorized: false
+})
+
+let working = false
+
+const DEBOUNCE_TIME_MS = 10000
+
+async function updateUserIdMappings() {
+  if (working) return 0
+
+  working = true
+
+  try {
+    const wifiDevices = await prisma.wifiDevice.findMany({
+      where: {
+        userId: { not: null },
+        status: 'ONLINE',
+        ip: { startsWith: process.env.PA_NET }
+      },
+      include: {
+        user: { select: { sAMAccountName: true } }
+      }
+    })
+
+    await Promise.all(
+      wifiDevices.map(async device => {
+        return axios.get(
+          'https://10.7.0.2/api/',
+
+          {
+            params: {
+              type: 'user-id',
+              cmd: `
+                <uid-message> 
+                <version>1.0</version> 
+                <type>update</type> 
+                <payload> 
+                    <login> 
+                        <entry name="ifms\\${device.user.sAMAccountName}" ip="${device.ip}" timeout="5"> 
+                        </entry> 
+                    </login> 
+                </payload>
+                </uid-message>
+        `
+            },
+            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+            httpsAgent: agent,
+            auth: {
+              username: process.env.PA_USER,
+              password: process.env.PA_PASSWORD
+            }
+          }
+        )
+      })
+    )
+
+    return wifiDevices.length
+  } catch (e) {
+    console.log('Error updating user-id mappings:', e.message)
+    return "Não foi possível atualizar. Veja o log do servidor"
+  } finally {
+    setTimeout(() => {
+      working = false
+    }, DEBOUNCE_TIME_MS)
+  }
+}
+
+export { updateUserIdMappings }
diff --git a/server/src/utils/wifiUtils.js b/server/src/utils/wifiUtils.js
index 03afdd5..a60a4b5 100644
--- a/server/src/utils/wifiUtils.js
+++ b/server/src/utils/wifiUtils.js
@@ -1,16 +1,18 @@
 import { getOnlineWifiDevices as getOnlineUnifiDevices } from './unifiController'
 import { getOnlineWifiDevices as getOnlineCiscoDevices } from './ciscoController'
 
+import { updateUserIdMappings } from './paloalto'
+
 import prisma from '../prisma'
 
 const DEBOUNCE_TIME_MS = 10000
 
-let updating = false
+let working = false
 
 async function updateDBWithOnlineDevices() {
-  if (updating) return -1 // Debounce updates
+  if (working) return -1 // Debounce updates
 
-  updating = true
+  working = true
 
   const onlineUnifiDevicesPromise = getOnlineUnifiDevices()
   const onlineCiscoDevicesPromise = getOnlineCiscoDevices()
@@ -61,8 +63,10 @@ async function updateDBWithOnlineDevices() {
       }
     }
 
+    updateUserIdMappings()
+
     setTimeout(() => {
-      updating = false
+      working = false
     }, DEBOUNCE_TIME_MS)
 
     // TODO: pubsub