diff --git a/errors/SessionError.js b/errors/SessionError.js
new file mode 100644
index 0000000..e40638f
--- /dev/null
+++ b/errors/SessionError.js
@@ -0,0 +1,20 @@
+class SessionError extends Error {
+    constructor(statusCode, errorMessage, path) {
+        super(errorMessage)
+        this.path = path
+        this.statusCode = statusCode
+        this.errorMessage = errorMessage
+        this.isOperational = true
+        Error.captureStackTrace(this, this.constructor)
+    }
+
+    serialize() {
+        const response = {
+            path: this.path,
+            errorMessage: this.errorMessage
+        }
+        return response
+    }
+}
+
+module.exports = SessionError
\ No newline at end of file
diff --git a/errors/YggdrasilError.js b/errors/YggdrasilError.js
index c1a484f..e6738f1 100644
--- a/errors/YggdrasilError.js
+++ b/errors/YggdrasilError.js
@@ -1,10 +1,4 @@
 class YggdrasilError extends Error {
-    /**
-     * @param {number} statusCode - Le code HTTP (ex: 403, 415)
-     * @param {string} error - Description courte (ex: "ForbiddenOperationException" ou "Unsupported Media Type")
-     * @param {string} errorMessage - Description longue pour l'utilisateur
-     * @param {string} [cause] - Cause optionnelle de l'erreur
-     */
     constructor(statusCode, error, errorMessage, cause) {
         super(errorMessage)
         this.statusCode = statusCode
diff --git a/errors/errors.js b/errors/errors.js
index cf41983..b86d7b7 100644
--- a/errors/errors.js
+++ b/errors/errors.js
@@ -1,9 +1,11 @@
 const DefaultError = require("./DefaultError")
+const SessionError = require("./SessionError")
 const YggdrasilError = require("./YggdrasilError")
 const ValidationError = require("./ValidationError")
 
 module.exports = {
     DefaultError,
+    SessionError,
     YggdrasilError,
     ValidationError
 }
\ No newline at end of file
diff --git a/modules/logger.js b/modules/logger.js
index 08b1518..20c125c 100644
--- a/modules/logger.js
+++ b/modules/logger.js
@@ -5,6 +5,8 @@ require("dotenv").config({
     quiet: true
 })
 
+process.setMaxListeners(15)
+
 function cleanup($stream) {
     if (!$stream.destroyed) {
         $stream.end()
@@ -49,7 +51,7 @@ function createLogger(root) {
     }
 
     const stream = fs.createWriteStream(path.join(logsDir, `${fileName}.log`), { flags: "a" })
-    
+
     process.on("exit", () => {
         cleanup(stream)
     })
diff --git a/modules/utils.js b/modules/utils.js
index 0e81c13..79cb333 100644
--- a/modules/utils.js
+++ b/modules/utils.js
@@ -1,5 +1,6 @@
 const path = require("node:path")
 const Logger = require("./logger")
+const crypto = require("node:crypto")
 const logger = Logger.createLogger(path.join(__dirname, ".."))
 const certificatesManager = require("./certificatesManager")
 const serverKeys = certificatesManager.getKeys()
diff --git a/repositories/sessionRepository.js b/repositories/sessionsRepository.js
similarity index 100%
rename from repositories/sessionRepository.js
rename to repositories/sessionsRepository.js
diff --git a/routes/sessionsserver/session/minecraft/hasJoined.js b/routes/sessionsserver/session/minecraft/hasJoined.js
new file mode 100644
index 0000000..92b8f11
--- /dev/null
+++ b/routes/sessionsserver/session/minecraft/hasJoined.js
@@ -0,0 +1,26 @@
+const path = require("path")
+const express = require("express")
+const router = express.Router()
+const sessionsService = require("../../../../services/sessionsService")
+const Logger = require("../../../../modules/logger")
+const { YggdrasilError, DefaultError } = require("../../../../errors/errors")
+const logger = Logger.createLogger(path.join(__dirname, "..", "..", "..", ".."))
+
+router.get("/", async (req, res) => {
+    const { username, serverId, ip } = req.query
+    try {
+        const result = await sessionsService.hasJoinedServer({ username, serverId, ip })
+        if (result.code === 200) {
+            logger.log(`Server join verified for: ${username}`, ["SESSION", "green"])
+            return res.status(200).json(result.data)
+        }
+        return res.status(204).end()
+    } catch (err) {
+        if (err instanceof DefaultError) {
+            throw new YggdrasilError(err.code, err.error || "InternalServerError", err.message, err.cause)
+        }
+        throw err
+    }
+})
+
+module.exports = router
\ No newline at end of file
diff --git a/routes/sessionsserver/session/minecraft/profile/[uuid].js b/routes/sessionsserver/session/minecraft/profile/[uuid].js
new file mode 100644
index 0000000..f03da48
--- /dev/null
+++ b/routes/sessionsserver/session/minecraft/profile/[uuid].js
@@ -0,0 +1,29 @@
+const express = require("express")
+const router = express.Router({ mergeParams: true })
+const sessionsService = require("../../../../../services/sessionsService")
+const { SessionError, DefaultError } = require("../../../../../errors/errors")
+
+router.get("", async (req, res) => {
+    const { uuid } = req.params
+    const { unsigned } = req.query
+    const isUnsigned = (unsigned == undefined || unsigned == "true") ? true : false
+
+    try {
+        const result = await sessionsService.getProfile({ 
+            uuid: uuid,
+            unsigned: isUnsigned 
+        })
+        if (result.code === 200) {
+            return res.status(200).json(result.data)
+        }
+        if (result.code === 204) {
+            throw new SessionError(404, "Not a valid UUID", req.originalUrl)
+        }
+        throw new DefaultError(500, "Unknown error")
+    } catch (err) {
+        const errorMessage = err.message || "Not a valid UUID"
+        throw new SessionError(400, errorMessage, req.originalUrl)
+    }
+})
+
+module.exports = router
\ No newline at end of file
diff --git a/services/sessionService.js b/services/sessionsService.js
similarity index 98%
rename from services/sessionService.js
rename to services/sessionsService.js
index 4845cc3..c250d5f 100644
--- a/services/sessionService.js
+++ b/services/sessionsService.js
@@ -1,6 +1,6 @@
 const utils = require("../modules/utils")
 const authRepository = require("../repositories/authRepository")
-const sessionRepository = require("../repositories/sessionRepository")
+const sessionRepository = require("../repositories/sessionsRepository")
 const { DefaultError } = require("../errors/errors")
 
 async function registerLegacySession({ uuid, sessionId }) {