diff --git a/components/konstitisyon/handle-comments.js b/components/konstitisyon/handle-comments.js
new file mode 100644
index 0000000..b4d0c52
--- /dev/null
+++ b/components/konstitisyon/handle-comments.js
@@ -0,0 +1,117 @@
+'use client'
+
+import {useRef} from 'react'
+import PropTypes from 'prop-types'
+import Button from '@mui/material/Button'
+import TextField from '@mui/material/TextField'
+import Dialog from '@mui/material/Dialog'
+import DialogActions from '@mui/material/DialogActions'
+import DialogContent from '@mui/material/DialogContent'
+import DialogContentText from '@mui/material/DialogContentText'
+import DialogTitle from '@mui/material/DialogTitle'
+import {createItem, withToken} from '@directus/sdk'
+import LogoutCountdown from '../session/logout-countdown.js'
+import {directusClient} from '@/lib/directus.js'
+
+function hasRestrictedChar(text) {
+  const regex = /[<>&'"]/g
+
+  return Boolean(regex.test(text))
+}
+
+export default function HandleComments({session, selectedTitre, isOpen, setIsOpen, setError, setSuccess, setIsErrorAlertOpen, setIsSuccessAlertOpen}) {
+  const countdownRef = useRef()
+
+  const handleClose = () => {
+    setIsOpen(false)
+  }
+
+  const handleFormSubmit = async e => {
+    e.preventDefault()
+
+    const formData = new FormData(e.currentTarget)
+    const formJson = Object.fromEntries(formData.entries())
+    const {comment} = formJson
+
+    try {
+      if (hasRestrictedChar(comment)) {
+        setError('Le texte ne doit pas contenir certains caractères spéciaux : <, >, \', ".')
+        setIsErrorAlertOpen(true)
+
+        return
+      }
+
+      await directusClient.request(withToken(
+        session.user.accessToken,
+        createItem('commentaires', {
+          text: comment,
+          titre: selectedTitre,
+          status: 'draft'
+        })
+      ))
+
+      setSuccess('Envoyé avec succès. Commentaire en attente de validation.')
+      setIsSuccessAlertOpen(true)
+    } catch (error) {
+      if (error?.errors[0]?.message === 'Token expired.') {
+        countdownRef.current.startCountdown()
+      } else {
+        console.log(error?.errors[0]?.message)
+        setError(error?.errors[0]?.message)
+        setIsErrorAlertOpen(true)
+      }
+    }
+
+    handleClose()
+  }
+
+  return (
+    <>
+      <Dialog
+        open={isOpen}
+        PaperProps={{
+          component: 'form',
+          onSubmit(event) {
+            handleFormSubmit(event)
+          },
+        }}
+        onClose={handleClose}
+      >
+        <DialogTitle>{selectedTitre.titre}</DialogTitle>
+        <DialogContent sx={{color: 'white'}}>
+          <DialogContentText sx={{color: 'white'}}>
+            Écrivez votre commentaire
+          </DialogContentText>
+          <TextField
+            autoFocus
+            required
+            multiline
+            fullWidth
+            mt={2}
+            rows={4}
+            id='comment'
+            name='comment'
+            label='Commentaire'
+          />
+        </DialogContent>
+        <DialogActions>
+          <Button variant='contained' color='success' onClick={handleClose}>Annuler</Button>
+          <Button variant='contained' color='error' type='submit'>Valider</Button>
+        </DialogActions>
+      </Dialog>
+      <LogoutCountdown ref={countdownRef} setError={setError} setIsErrorAlertOpen={setIsErrorAlertOpen} />
+    </>
+
+  )
+}
+
+HandleComments.propTypes = {
+  session: PropTypes.object,
+  selectedTitre: PropTypes.object.isRequired,
+  isOpen: PropTypes.bool.isRequired,
+  setIsOpen: PropTypes.func.isRequired,
+  setError: PropTypes.func.isRequired,
+  setSuccess: PropTypes.func.isRequired,
+  setIsErrorAlertOpen: PropTypes.func.isRequired,
+  setIsSuccessAlertOpen: PropTypes.func.isRequired
+}
diff --git a/components/konstitisyon/index.js b/components/konstitisyon/index.js
index 9764f65..c0cb096 100644
--- a/components/konstitisyon/index.js
+++ b/components/konstitisyon/index.js
@@ -1,14 +1,16 @@
 'use client'
-
 import PropTypes from 'prop-types'
+import {useState} from 'react'
 import Box from '@mui/material/Box'
 import Paper from '@mui/material/Paper'
 import {styled} from '@mui/material/styles'
 import IconButton from '@mui/material/IconButton'
 import AddCommentIcon from '@mui/icons-material/AddComment'
 import Tooltip, {tooltipClasses} from '@mui/material/Tooltip'
+import AuthAlert from '../auth-form/auth-alert.js'
 import Titre from './titre.js'
 import Article from './article.js'
+import HandleComments from './handle-comments.js'
 import {formatKonstitisyon} from '@/lib/format.js'
 
 const LightTooltip = styled(({className, ...props}) => (
@@ -24,27 +26,66 @@ const LightTooltip = styled(({className, ...props}) => (
 
 export default function Konstitisyon({session, titres, articles}) {
   const konstitisyon = formatKonstitisyon(titres, articles)
+  const [isOpen, setIsOpen] = useState(false)
+  const [isErrorAlertOpen, setIsErrorAlertOpen] = useState(false)
+  const [isSuccessAlertOpen, setIsSuccessAlertOpen] = useState(false)
+  const [selectedTitre, setSelectedTitre] = useState(null)
+  const [error, setError] = useState('')
+  const [success, setSuccess] = useState('')
+
+  const handleCommentsDialog = (titreId, titre) => {
+    setSelectedTitre({id: titreId, titre})
+    setIsOpen(true)
+  }
 
   return (
-    <Box>
-      {konstitisyon.map(({titreId, titre, articles}) => (
-        <Paper key={titreId} variant='outlined' sx={{p: 1, marginBlock: 2}} p={2} >
-          <Titre session={session} titreId={titreId} titre={titre} />
-          {articles.map(({id, numero, contenu}) => (
-            <Article key={id} session={session} articleId={id} numero={numero} contenu={contenu} />
-          ))}
-          {session && (
-            <Box sx={{textAlign: 'right'}}>
-              <IconButton size='large' aria-label='commenter'>
-                <LightTooltip title='Commenter'>
-                  <AddCommentIcon color='warning' fontSize='inherit' />
-                </LightTooltip>
-              </IconButton>
-            </Box>
-          )}
-        </Paper>
-      ))}
-    </Box>
+    <>
+      {error && <AuthAlert
+        isOpen={isErrorAlertOpen}
+        setIsOpen={setIsErrorAlertOpen}
+        message={error}
+        severity='error'
+      />}
+
+      {success && <AuthAlert
+        isOpen={isSuccessAlertOpen}
+        setIsOpen={setIsSuccessAlertOpen}
+        message={success}
+        severity='success'
+      />}
+
+      <Box>
+        {konstitisyon.map(({titreId, titre, articles}) => (
+          <Paper key={titreId} variant='outlined' sx={{p: 1, marginBlock: 2}} p={2} >
+            <Titre session={session} titreId={titreId} titre={titre} />
+            {articles.map(({id, numero, contenu}) => (
+              <Article key={id} session={session} articleId={id} numero={numero} contenu={contenu} />
+            ))}
+            {session && (
+              <Box sx={{textAlign: 'right'}}>
+                <IconButton size='large' aria-label='commenter' onClick={() => handleCommentsDialog(titreId, titre)}>
+                  <LightTooltip title='Commenter'>
+                    <AddCommentIcon color='warning' fontSize='inherit' />
+                  </LightTooltip>
+                </IconButton>
+              </Box>
+            )}
+          </Paper>
+        ))}
+        {selectedTitre && (
+          <HandleComments
+            session={session}
+            selectedTitre={selectedTitre}
+            isOpen={isOpen}
+            setIsOpen={setIsOpen}
+            setError={setError}
+            setSuccess={setSuccess}
+            setIsErrorAlertOpen={setIsErrorAlertOpen}
+            setIsSuccessAlertOpen={setIsSuccessAlertOpen}
+          />
+        )}
+      </Box>
+    </>
   )
 }
 
diff --git a/components/session/logout-countdown.js b/components/session/logout-countdown.js
new file mode 100644
index 0000000..d82f913
--- /dev/null
+++ b/components/session/logout-countdown.js
@@ -0,0 +1,45 @@
+import PropTypes from 'prop-types'
+import {
+  useState, useEffect, forwardRef, useImperativeHandle
+} from 'react'
+import {signOut} from 'next-auth/react'
+
+const LogoutCountdown = forwardRef(({setError, setIsErrorAlertOpen}, ref) => {
+  const [counter, setCounter] = useState(5)
+  const [isCountdownActive, setIsCountdownActive] = useState(false)
+
+  useEffect(() => {
+    let timer
+
+    if (isCountdownActive) {
+      if (counter > 0) {
+        timer = setInterval(() => {
+          setCounter(prevCounter => prevCounter - 1)
+        }, 1000)
+      } else if (counter === 0) {
+        signOut()
+      }
+
+      setError(`Session expirée, reconnectez-vous ! Déconnexion dans... ${counter} sec`)
+      setIsErrorAlertOpen(true)
+    }
+
+    return () => clearInterval(timer)
+  }, [isCountdownActive, counter, setError, setIsErrorAlertOpen])
+
+  useImperativeHandle(ref, () => ({
+    startCountdown() {
+      setCounter(5)
+      setIsCountdownActive(true)
+    }
+  }))
+
+  return null
+})
+
+LogoutCountdown.propTypes = {
+  setError: PropTypes.func.isRequired,
+  setIsErrorAlertOpen: PropTypes.func.isRequired
+}
+
+export default LogoutCountdown