diff --git a/api-ports.md b/api-ports.md
index 35bb58bf..ec6a7441 100644
--- a/api-ports.md
+++ b/api-ports.md
@@ -7,7 +7,7 @@
 3004 -> chats
 3005 -> marketplace
 3006 -> sync
-3007 -> mail
+3007 -> ems (External Messaging Service)
 3008 -> unallocated
 3009 -> unallocated
 3010 -> unallocated
@@ -16,3 +16,8 @@
 3013 -> unallocated
 3014 -> unallocated
 3015 -> unallocated
+3016 -> unallocated
+3017 -> unallocated
+3018 -> unallocated
+3019 -> unallocated
+3020 -> auth
\ No newline at end of file
diff --git a/packages/server/boot b/packages/server/boot
index c5c817de..126e0eee 100755
--- a/packages/server/boot
+++ b/packages/server/boot
@@ -1,4 +1,5 @@
 #!/usr/bin/env node
+require("dotenv").config()
 require("sucrase/register")
 
 const path = require("path")
@@ -28,6 +29,7 @@ global["aliases"] = {
     "@shared-utils": path.resolve(__dirname, "utils"),
     "@shared-classes": path.resolve(__dirname, "classes"),
     "@shared-lib": path.resolve(__dirname, "lib"),
+    "@shared-middlewares": path.resolve(__dirname, "middlewares"),
 
     // expose internal resources
     "@lib": path.resolve(global["__src"], "lib"),
diff --git a/packages/server/classes/AuthToken/index.js b/packages/server/classes/AuthToken/index.js
new file mode 100644
index 00000000..505e560d
--- /dev/null
+++ b/packages/server/classes/AuthToken/index.js
@@ -0,0 +1,237 @@
+import jwt from "jsonwebtoken"
+import { Session, RegenerationToken, User } from "../../classes/DbModels"
+
+export default class Token {
+    static get strategy() {
+        return {
+            secret: process.env.JWT_SECRET,
+            expiresIn: process.env.JWT_EXPIRES_IN ?? "1h",
+            algorithm: process.env.JWT_ALGORITHM ?? "HS256",
+        }
+    }
+
+    static async createNewAuthToken(payload, options = {}) {
+        if (options.updateSession) {
+            const sessionData = await Session.findOne({ _id: options.updateSession })
+
+            payload.session_uuid = sessionData.session_uuid
+        } else {
+            payload.session_uuid = global.nanoid()
+        }
+
+        const { secret, expiresIn, algorithm } = Token.strategy
+
+        const token = jwt.sign(
+            {
+                session_uuid: payload.session_uuid,
+                username: payload.username,
+                user_id: payload.user_id,
+                signLocation: payload.signLocation,
+            },
+            secret,
+            {
+                expiresIn: expiresIn,
+                algorithm: algorithm
+            }
+        )
+
+        return token
+    }
+
+    static async validate(token) {
+        let result = {
+            expired: false,
+            valid: true,
+            error: null,
+            data: null,
+        }
+
+        if (typeof token === "undefined") {
+            result.valid = false
+            result.error = "Missing token"
+
+            return result
+        }
+
+        const { secret } = Token.strategy
+
+        await jwt.verify(token, secret, async (err, decoded) => {
+            if (err) {
+                result.valid = false
+                result.error = err.message
+
+                if (err.message === "jwt expired") {
+                    result.expired = true
+                }
+
+                return
+            }
+
+            result.data = decoded
+
+            const sessions = await Session.find({ user_id: decoded.user_id })
+            const currentSession = sessions.find((session) => session.token === token)
+
+            if (!currentSession) {
+                result.valid = false
+                result.error = "Session token not found"
+            } else {
+                result.session = currentSession
+                result.valid = true
+                result.user = async () => await User.findOne({ _id: decoded.user_id })
+            }
+        })
+
+        return result
+    }
+
+    static async regenerate(expiredToken, refreshToken, aggregateData = {}) {
+        // search for a regeneration token with the expired token (Should exist only one)
+        const regenerationToken = await RegenerationToken.findOne({ refreshToken: refreshToken })
+
+        if (!regenerationToken) {
+            throw new Error("Cannot find regeneration token")
+        }
+
+        // check if the regeneration token is valid and not expired
+        let decodedRefreshToken = null
+        let decodedExpiredToken = null
+
+        try {
+            decodedRefreshToken = jwt.decode(refreshToken)
+            decodedExpiredToken = jwt.decode(expiredToken)
+        } catch (error) {
+            console.error(error)
+            // TODO: Storage this incident
+        }
+
+        if (!decodedRefreshToken) {
+            throw new Error("Cannot decode refresh token")
+        }
+
+        if (!decodedExpiredToken) {
+            throw new Error("Cannot decode expired token")
+        }
+
+        // is not needed to verify the expired token, because it suppossed to be expired
+
+        // verify refresh token
+        await jwt.verify(refreshToken, global.jwtStrategy.secretOrKey, async (err) => {
+            // check if is expired
+            if (err) {
+                if (err.message === "jwt expired") {
+                    // check if server has enabled the enforcement of regeneration token expiration
+                    if (global.jwtStrategy.enforceRegenerationTokenExpiration) {
+                        // delete the regeneration token
+                        await RegenerationToken.deleteOne({ refreshToken: refreshToken })
+
+                        throw new Error("Regeneration token expired and cannot be regenerated due server has enabled enforcement security policy")
+                    }
+                }
+            }
+
+            // check if the regeneration token is associated with the expired token
+            if (decodedRefreshToken.expiredToken !== expiredToken) {
+                throw new Error("Regeneration token is not associated with the expired token")
+            }
+        })
+
+        // find the session associated with the expired token
+        const session = await Session.findOne({ token: expiredToken })
+
+        if (!session) {
+            throw new Error("Cannot find session associated with the expired token")
+        }
+
+        // generate a new token
+        const newToken = await this.createNewAuthToken({
+            username: decodedExpiredToken.username,
+            session_uuid: session.session_uuid,
+            user_id: decodedExpiredToken.user_id,
+            ip_address: aggregateData.ip_address,
+        }, {
+            updateSession: session._id,
+        })
+
+        // delete the regeneration token
+        await RegenerationToken.deleteOne({ refreshToken: refreshToken })
+
+        return newToken
+    }
+
+    static async createAuth(payload, options = {}) {
+        const token = await this.createNewAuthToken(payload, options)
+
+        const session = {
+            token: token,
+            session_uuid: payload.session_uuid,
+            username: payload.username,
+            user_id: payload.user_id,
+            location: payload.signLocation,
+            ip_address: payload.ip_address,
+            client: payload.client,
+            date: new Date().getTime(),
+        }
+
+        if (options.updateSession) {
+            await Session.findByIdAndUpdate(options.updateSession, session)
+        } else {
+            let newSession = new Session(session)
+
+            await newSession.save()
+        }
+
+        return token
+    }
+
+    static async createRegenerative(expiredToken) {
+        // check if token is only expired, if is corrupted, reject
+        let decoded = null
+
+        try {
+            decoded = jwt.decode(expiredToken)
+        } catch (error) {
+            console.error(error)
+        }
+
+        if (!decoded) {
+            return false
+        }
+
+        // check if token exists on a session
+        const sessions = await Session.find({ user_id: decoded.user_id })
+        const currentSession = sessions.find((session) => session.token === expiredToken)
+
+        if (!currentSession) {
+            throw new Error("This token is not associated with any session")
+        }
+
+        // create a new refresh token and sign it with maximum expiration time of 1 day
+        const refreshToken = jwt.sign(
+            {
+                expiredToken
+            },
+            global.jwtStrategy.secretOrKey,
+            {
+                expiresIn: "1d"
+            }
+        )
+
+        // create a new regeneration token and save it
+        const regenerationToken = new RegenerationToken({
+            expiredToken,
+            refreshToken,
+        })
+
+        await regenerationToken.save()
+
+        // return the regeneration token
+        return regenerationToken
+    }
+
+    static async getRegenerationToken(expiredToken) {
+        const regenerationToken = await RegenerationToken.findOne({ expiredToken })
+
+        return regenerationToken
+    }
+}
\ No newline at end of file
diff --git a/packages/server/classes/DbManager/index.js b/packages/server/classes/DbManager/index.js
index c8b9f2a1..285c67f2 100755
--- a/packages/server/classes/DbManager/index.js
+++ b/packages/server/classes/DbManager/index.js
@@ -18,6 +18,7 @@ function getConnectionConfig(obj) {
         dbName: DB_NAME,
         user: DB_USER,
         pass: DB_PWD,
+        maxPoolSize: 100,
     }
 
     if (DB_AUTH_SOURCE) {
diff --git a/packages/server/classes/RedisClient/index.js b/packages/server/classes/RedisClient/index.js
index d231bc68..0b353e6d 100755
--- a/packages/server/classes/RedisClient/index.js
+++ b/packages/server/classes/RedisClient/index.js
@@ -50,27 +50,30 @@ export default () => {
 
     clientOptions = composeURL(clientOptions)
 
-    let client = {}
+    let client = new Redis(clientOptions.host, clientOptions.port, clientOptions)
 
-    client.initialize = async () => {
-        console.log(`🔌 Connecting to Redis client [${REDIS_HOST}]`)
+    client.on("error", (error) => {
+        console.error("❌ Redis client error:", error)
+    })
 
-        client = new Redis(clientOptions)
+    client.on("connect", () => {
+        console.log(`✅ Redis client connected [${process.env.REDIS_HOST}]`)
+    })
 
-        client.on("error", (error) => {
-            console.error("❌ Redis client error:", error)
+    client.on("reconnecting", () => {
+        console.log("🔄 Redis client reconnecting...")
+    })
+
+    const initialize = async () => {
+        return await new Promise((resolve, reject) => {
+            console.log(`🔌 Connecting to Redis client [${REDIS_HOST}]`)
+
+            client.connect(resolve)
         })
-
-        client.on("connect", () => {
-            console.log(`✅ Redis client connected [${process.env.REDIS_HOST}]`)
-        })
-
-        client.on("reconnecting", () => {
-            console.log("🔄 Redis client reconnecting...")
-        })
-
-        return client
     }
 
-    return client
+    return {
+        client,
+        initialize
+    }
 }
\ No newline at end of file
diff --git a/packages/server/classes/SecureEntry/index.js b/packages/server/classes/SecureEntry/index.js
new file mode 100644
index 00000000..e7591da0
--- /dev/null
+++ b/packages/server/classes/SecureEntry/index.js
@@ -0,0 +1,133 @@
+import crypto from "crypto"
+
+export default class SecureEntry {
+    constructor(model, params = {}) {
+        this.params = params
+
+        if (!model) {
+            throw new Error("Missing model")
+        }
+
+        this.model = model
+    }
+
+    static get encrytionAlgorithm() {
+        return "aes-256-cbc"
+    }
+
+    async set(key, value, {
+        keyName = "key",
+        valueName = "value",
+    }) {
+        if (!keyName) {
+            throw new Error("Missing keyName")
+        }
+
+        if (!valueName) {
+            throw new Error("Missing valueName")
+        }
+
+        if (!key) {
+            throw new Error("Missing key")
+        }
+
+        if (!value) {
+            throw new Error("Missing value")
+        }
+
+        let entry = await this.model.findOne({
+            [keyName]: key,
+            [valueName]: value,
+        }).catch(() => null)
+
+        const encryptionKey = Buffer.from(process.env.SYNC_ENCRIPT_SECRET, "hex")
+        const iv = crypto.randomBytes(16)
+
+        const cipher = crypto.createCipheriv(SecureEntry.encrytionAlgorithm, encryptionKey, iv)
+
+        let encryptedData
+
+        try {
+            encryptedData = cipher.update(value)
+        }
+        catch (error) {
+            console.error(error)
+        }
+
+        encryptedData = Buffer.concat([encryptedData, cipher.final()])
+
+        value = iv.toString("hex") + ":" + encryptedData.toString("hex")
+
+        if (entry) {
+            entry[valueName] = value
+
+            await entry.save()
+
+            return entry
+        }
+
+        entry = new this.model({
+            [keyName]: key,
+            [valueName]: value,
+        })
+
+        await entry.save()
+
+        return entry
+    }
+
+    async get(key, value, {
+        keyName = "key",
+        valueName = "value",
+    }) {
+        if (!keyName) {
+            throw new Error("Missing keyName")
+        }
+        if (!key) {
+            throw new Error("Missing key")
+        }
+
+        const searchQuery = {
+            [keyName]: key,
+        }
+
+        if (value) {
+            searchQuery[valueName] = value
+        }
+
+        const entry = await this.model.findOne(searchQuery).catch(() => null)
+
+        if (!entry || !entry[valueName]) {
+            return null
+        }
+
+        const encryptionKey = Buffer.from(process.env.SYNC_ENCRIPT_SECRET, "hex")
+
+        const iv = Buffer.from(entry[valueName].split(":")[0], "hex")
+        const encryptedText = Buffer.from(entry[valueName].split(":")[1], "hex")
+
+        const decipher = crypto.createDecipheriv(SecureEntry.encrytionAlgorithm, encryptionKey, iv)
+
+        let decrypted = decipher.update(encryptedText)
+
+        decrypted = Buffer.concat([decrypted, decipher.final()])
+
+        return decrypted.toString()
+    }
+
+    async deleteByID(_id) {
+        if (!_id) {
+            throw new Error("Missing _id")
+        }
+
+        const entry = await this.model.findById(_id).catch(() => null)
+
+        if (!entry) {
+            return null
+        }
+
+        await entry.delete()
+
+        return entry
+    }
+}
\ No newline at end of file
diff --git a/packages/server/middlewares/index.js b/packages/server/middlewares/index.js
new file mode 100644
index 00000000..b755615f
--- /dev/null
+++ b/packages/server/middlewares/index.js
@@ -0,0 +1,6 @@
+export default {
+    withAuthentication: require("./withAuthentication").default,
+    withOptionalAuthentication: require("./withOptionalAuthentication").default,
+    onlyAdmin: require("./onlyAdmin").default,
+    roles: require("./roles").default,
+}
\ No newline at end of file
diff --git a/packages/server/middlewares/onlyAdmin/index.js b/packages/server/middlewares/onlyAdmin/index.js
new file mode 100755
index 00000000..eea3a6b2
--- /dev/null
+++ b/packages/server/middlewares/onlyAdmin/index.js
@@ -0,0 +1,11 @@
+export default (req, res, next) => {
+    if (!req.auth) {
+        return res.status(401).json({ error: "No authenticated" })
+    }
+
+    if (!req.auth.user.roles.includes("admin")) {
+        return res.status(403).json({ error: "To make this request it is necessary to have administrator permissions" })
+    }
+
+    next()
+}
\ No newline at end of file
diff --git a/packages/server/middlewares/roles/index.js b/packages/server/middlewares/roles/index.js
new file mode 100755
index 00000000..16c9e3c3
--- /dev/null
+++ b/packages/server/middlewares/roles/index.js
@@ -0,0 +1,19 @@
+export default (req, res, next) => {
+    req.isAdmin = () => {
+        if (req.user.roles.includes("admin")) {
+            return true
+        }
+        
+        return false
+    }
+
+    req.hasRole = (role) => {
+        if (req.user.roles.includes(role)) {
+            return true
+        }
+
+        return false
+    }
+
+    next()
+}
\ No newline at end of file
diff --git a/packages/server/middlewares/withAuthentication/index.js b/packages/server/middlewares/withAuthentication/index.js
new file mode 100755
index 00000000..b8997202
--- /dev/null
+++ b/packages/server/middlewares/withAuthentication/index.js
@@ -0,0 +1,78 @@
+import { authorizedServerTokens } from "../../classes/DbModels"
+import SecureEntry from "../../classes/SecureEntry"
+import AuthToken from "../../classes/AuthToken"
+
+export default async (req, res, next) => {
+    function reject(description) {
+        return res.status(401).json({ error: `${description ?? "Invalid session"}` })
+    }
+
+    try {
+        const tokenAuthHeader = req.headers?.authorization?.split(" ")
+
+        if (!tokenAuthHeader) {
+            return reject("Missing token header")
+        }
+
+        if (!tokenAuthHeader[1]) {
+            return reject("Recived header, missing token")
+        }
+
+        switch (tokenAuthHeader[0]) {
+            case "Bearer": {
+                const token = tokenAuthHeader[1]
+
+                const validation = await AuthToken.validate(token)
+
+                if (!validation.valid) {
+                    return reject(validation.error)
+                }
+
+                req.auth = {
+                    token: token,
+                    decoded: validation.data,
+                    session: validation.session,
+                    user: validation.user
+                }
+
+                return next()
+            }
+            case "Server": {
+                const [client_id, token] = tokenAuthHeader[1].split(":")
+
+                if (client_id === "undefined" || token === "undefined") {
+                    return reject("Invalid server token")
+                }
+
+                const secureEntries = new SecureEntry(authorizedServerTokens)
+
+                const serverTokenEntry = await secureEntries.get(client_id, undefined, {
+                    keyName: "client_id",
+                    valueName: "token",
+                })
+
+                if (!serverTokenEntry) {
+                    return reject("Invalid server token")
+                }
+
+                if (serverTokenEntry !== token) {
+                    return reject("Missmatching server token")
+                }
+
+                req.user = {
+                    __server: true,
+                    _id: client_id,
+                    roles: ["server"],
+                }
+
+                return next()
+            }
+            default: {
+                return reject("Invalid token type")
+            }
+        }
+    } catch (error) {
+        console.error(error)
+        return res.status(500).json({ error: "An error occurred meanwhile authenticating your token" })
+    }
+}
diff --git a/packages/server/middlewares/withOptionalAuthentication/index.js b/packages/server/middlewares/withOptionalAuthentication/index.js
new file mode 100755
index 00000000..4a03cd05
--- /dev/null
+++ b/packages/server/middlewares/withOptionalAuthentication/index.js
@@ -0,0 +1,9 @@
+import withAuthentication from "../withAuthentication"
+
+export default (req, res, next) => {
+    if (req.headers?.authorization) {
+        withAuthentication(req, res, next)
+    } else {
+        next()
+    }
+}
\ No newline at end of file
diff --git a/packages/server/package.json b/packages/server/package.json
index 0f32b58c..d681e165 100755
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -23,6 +23,7 @@
     "dotenv": "^16.4.4",
     "http-proxy-middleware": "^2.0.6",
     "hyper-express": "^6.14.12",
+    "jsonwebtoken": "^9.0.2",
     "linebridge": "^0.16.0",
     "module-alias": "^2.2.3",
     "p-map": "^4.0.0",
diff --git a/packages/server/services/auth/auth.service.js b/packages/server/services/auth/auth.service.js
new file mode 100644
index 00000000..7994910f
--- /dev/null
+++ b/packages/server/services/auth/auth.service.js
@@ -0,0 +1,25 @@
+import { Server } from "linebridge/src/server"
+import DbManager from "@shared-classes/DbManager"
+
+import SharedMiddlewares from "@shared-middlewares"
+
+export default class API extends Server {
+    static refName = "auth"
+    static useEngine = "hyper-express"
+    static routesPath = `${__dirname}/routes`
+    static listen_port = process.env.HTTP_LISTEN_PORT ?? 3020
+
+    middlewares = {
+        ...SharedMiddlewares
+    }
+
+    contexts = {
+        db: new DbManager(),
+    }
+
+    async onInitialize() {
+        await this.contexts.db.initialize()
+    }
+}
+
+Boot(API)
\ No newline at end of file
diff --git a/packages/server/services/auth/package.json b/packages/server/services/auth/package.json
new file mode 100644
index 00000000..34a2bca5
--- /dev/null
+++ b/packages/server/services/auth/package.json
@@ -0,0 +1,6 @@
+{
+  "name": "auth",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT"
+}
diff --git a/packages/server/services/auth/routes/auth/delete.js b/packages/server/services/auth/routes/auth/delete.js
new file mode 100644
index 00000000..a9da4127
--- /dev/null
+++ b/packages/server/services/auth/routes/auth/delete.js
@@ -0,0 +1,22 @@
+import { Session } from "@shared-classes/DbModels"
+
+export default {
+    middlewares: ["withAuthentication"],
+    fn: async (req) => {
+        const { token, session } = req.auth
+
+        const deletedSession = await Session.findOneAndDelete({
+            user_id: session.user_id,
+            token: token,
+        })
+
+        if (session) {
+            return {
+                message: "Session deleted",
+                session: deletedSession
+            }
+        }
+
+        throw new OperationError(404, "Session not found")
+    }
+}
\ No newline at end of file
diff --git a/packages/server/services/auth/routes/auth/post.js b/packages/server/services/auth/routes/auth/post.js
new file mode 100644
index 00000000..0d5232c3
--- /dev/null
+++ b/packages/server/services/auth/routes/auth/post.js
@@ -0,0 +1,36 @@
+import AuthToken from "@shared-classes/AuthToken"
+import { User } from "@shared-classes/DbModels"
+import requiredFields from "@shared-utils/requiredFields"
+import bcrypt from "bcrypt"
+
+export default async (req, res) => {
+    requiredFields(["username", "password"], req.body)
+
+    const { username, password } = req.body
+
+    let isEmail = username.match(/^[^\s@]+@[^\s@]+\.[^\s@]+$/)
+
+    let query = isEmail ? { email: username } : { username: username }
+
+    const user = await User.findOne(query).select("+password")
+
+    if (!user) {
+        throw new OperationError(401, "User not found")
+    }
+
+    if (!bcrypt.compareSync(password, user.password)) {
+        return res.status(401).json({
+            message: "Invalid credentials",
+        })
+    }
+
+    const token = await AuthToken.createAuth({
+        username: user.username,
+        user_id: user._id.toString(),
+        ip_address: req.headers["x-forwarded-for"]?.split(",")[0] ?? req.socket?.remoteAddress ?? req.ip,
+        client: req.headers["user-agent"],
+        //signLocation: global.signLocation,
+    })
+
+    return { token: token }
+}
\ No newline at end of file
diff --git a/packages/server/services/auth/routes/availability/get.js b/packages/server/services/auth/routes/availability/get.js
new file mode 100644
index 00000000..f9453a52
--- /dev/null
+++ b/packages/server/services/auth/routes/availability/get.js
@@ -0,0 +1,30 @@
+import { User } from "@shared-classes/DbModels"
+
+export default async (req) => {
+    const { username, email } = req.query
+
+    if (!username && !email) {
+        throw new OperationError(400, "Missing username or email")
+    }
+
+    const user = await User.findOne({
+        $or: [
+            { username: username },
+            { email: email },
+        ]
+    }).catch((error) => {
+        return false
+    })
+
+    if (user) {
+        return {
+            message: "User already exists",
+            exists: true,
+        }
+    } else {
+        return {
+            message: "User doesn't exists",
+            exists: false,
+        }
+    }
+}
\ No newline at end of file
diff --git a/packages/server/services/auth/routes/register/post.js b/packages/server/services/auth/routes/register/post.js
new file mode 100644
index 00000000..b136c859
--- /dev/null
+++ b/packages/server/services/auth/routes/register/post.js
@@ -0,0 +1,72 @@
+import { User } from "@shared-classes/DbModels"
+import bcrypt from "bcrypt"
+
+import requiredFields from "@shared-utils/requiredFields"
+
+export default async (req) => {
+    requiredFields(["username", "password", "email"], req.body)
+
+    let { username, password, email, fullName, roles, avatar, acceptTos } = req.body
+
+    if (ToBoolean(acceptTos) !== true) {
+        throw new OperationError(400, "You must accept the terms of service in order to create an account.")
+    }
+
+    if (username.length < 3) {
+        throw new OperationError(400, "Username must be at least 3 characters")
+    }
+
+    if (username.length > 64) {
+        throw new OperationError(400, "Username cannot be longer than 64 characters")
+    }
+
+    // if username has capital letters, throw error
+    if (username !== username.toLowerCase()) {
+        throw new OperationError(400, "Username must be lowercase")
+    }
+
+    // make sure the username has no spaces
+    if (username.includes(" ")) {
+        throw new OperationError(400, "Username cannot contain spaces")
+    }
+
+    // make sure the username has no valid characters. Only letters, numbers, and underscores
+    if (!/^[a-z0-9_]+$/.test(username)) {
+        throw new OperationError(400, "Username can only contain letters, numbers, and underscores")
+    }
+
+    // check if username is already taken
+    const existentUser = await User.findOne({ username: username })
+
+    if (existentUser) {
+        throw new OperationError(400, "User already exists")
+    }
+
+    // check if the email is already in use
+    const existentEmail = await User.findOne({ email: email })
+
+    if (existentEmail) {
+        throw new OperationError(400, "Email already in use")
+    }
+
+    // hash the password
+    const hash = bcrypt.hashSync(password, parseInt(process.env.BCRYPT_ROUNDS ?? 3))
+
+    let user = new User({
+        username: username,
+        password: hash,
+        email: email,
+        fullName: fullName,
+        avatar: avatar ?? `https://api.dicebear.com/7.x/thumbs/svg?seed=${username}`,
+        roles: roles,
+        createdAt: new Date().getTime(),
+        acceptTos: acceptTos,
+    })
+
+    await user.save()
+
+    // TODO: dispatch event bus
+    //global.eventBus.emit("user.create", user)
+
+    return user
+}
\ No newline at end of file
diff --git a/packages/server/services/chats/chats.service.js b/packages/server/services/chats/chats.service.js
index d6d58c4c..559448df 100755
--- a/packages/server/services/chats/chats.service.js
+++ b/packages/server/services/chats/chats.service.js
@@ -21,7 +21,7 @@ export default class API {
 
         this.options = {
             listenHost: process.env.HTTP_LISTEN_HOST || "0.0.0.0",
-            listenPort: process.env.HTTP_LISTEN_PORT || 3020,
+            listenPort: process.env.HTTP_LISTEN_PORT || 3004,
             ...options
         }
     }
diff --git a/packages/server/services/files/file.service.js b/packages/server/services/files/file.service.js
index da82cabd..8ee64d08 100755
--- a/packages/server/services/files/file.service.js
+++ b/packages/server/services/files/file.service.js
@@ -37,7 +37,7 @@ export default class FileServerAPI {
     server = global.server = express()
 
     listenIp = process.env.HTTP_LISTEN_IP ?? "0.0.0.0"
-    listenPort = process.env.HTTP_LISTEN_PORT ?? 3060
+    listenPort = process.env.HTTP_LISTEN_PORT ?? 3002
 
     redis = global.redis = RedisClient()
 
diff --git a/packages/server/services/main/main.service.js b/packages/server/services/main/main.service.js
index caa6d396..bbce8741 100755
--- a/packages/server/services/main/main.service.js
+++ b/packages/server/services/main/main.service.js
@@ -8,7 +8,7 @@ import Token from "@lib/token"
 
 export default class API extends Server {
     static refName = "MAIN-API"
-    static listen_port = process.env.HTTP_LISTEN_PORT || 3010
+    static listen_port = process.env.HTTP_LISTEN_PORT || 3000
     static requireWSAuth = true
 
     constructor(params) {
diff --git a/packages/server/services/main/package.json b/packages/server/services/main/package.json
index 67079f21..3175c278 100755
--- a/packages/server/services/main/package.json
+++ b/packages/server/services/main/package.json
@@ -28,7 +28,6 @@
         "nsfwjs": "^3.0.0",
         "p-map": "^4.0.0",
         "p-queue": "^7.3.4",
-        "path-to-regexp": "^6.2.1",
         "sharp": "^0.33.2"
     }
 }
diff --git a/packages/server/services/marketplace/marketplace.service.js b/packages/server/services/marketplace/marketplace.service.js
index bd140258..8220bf35 100755
--- a/packages/server/services/marketplace/marketplace.service.js
+++ b/packages/server/services/marketplace/marketplace.service.js
@@ -16,7 +16,7 @@ export default class API {
     server = global.server = new hyperexpress.Server()
 
     listenIp = process.env.HTTP_LISTEN_IP ?? "0.0.0.0"
-    listenPort = process.env.HTTP_LISTEN_PORT ?? 3040
+    listenPort = process.env.HTTP_LISTEN_PORT ?? 3005
 
     internalRouter = new hyperexpress.Router()
 
diff --git a/packages/server/services/music/music.service.js b/packages/server/services/music/music.service.js
index d515c5de..11436219 100755
--- a/packages/server/services/music/music.service.js
+++ b/packages/server/services/music/music.service.js
@@ -28,7 +28,7 @@ export default class API {
 
         this.options = {
             listenHost: process.env.HTTP_LISTEN_IP ?? "0.0.0.0",
-            listenPort: process.env.HTTP_LISTEN_PORT ?? 3050,
+            listenPort: process.env.HTTP_LISTEN_PORT ?? 3003,
             ...options
         }
     }
diff --git a/packages/server/services/posts/classes/posts/methods/fullfill.js b/packages/server/services/posts/classes/posts/methods/fullfill.js
index 2e89f1f9..ffa6589c 100644
--- a/packages/server/services/posts/classes/posts/methods/fullfill.js
+++ b/packages/server/services/posts/classes/posts/methods/fullfill.js
@@ -10,8 +10,6 @@ export default async (payload) => {
         posts = [posts]
     }
 
-    console.log(posts, posts.every((post) => !post))
-
     if (posts.every((post) => !post)) {
         return []
     }
diff --git a/packages/server/services/posts/posts.service.js b/packages/server/services/posts/posts.service.js
index 5bf865b1..6f3bde3b 100644
--- a/packages/server/services/posts/posts.service.js
+++ b/packages/server/services/posts/posts.service.js
@@ -1,6 +1,9 @@
 import { Server } from "linebridge/src/server"
 
 import DbManager from "@shared-classes/DbManager"
+import RedisClient from "@shared-classes/RedisClient"
+
+import SharedMiddlewares from "@shared-middlewares"
 
 export default class API extends Server {
     static refName = "posts"
@@ -8,8 +11,13 @@ export default class API extends Server {
     static routesPath = `${__dirname}/routes`
     static listen_port = process.env.HTTP_LISTEN_PORT ?? 3001
 
+    middlewares = {
+        ...SharedMiddlewares
+    }
+
     contexts = {
         db: new DbManager(),
+        redis: RedisClient()
     }
 
     events = {
@@ -18,6 +26,7 @@ export default class API extends Server {
 
     async onInitialize() {
         await this.contexts.db.initialize()
+        await this.contexts.redis.initialize()
     }
 }
 
diff --git a/packages/server/services/posts/routes/posts/[post_id]/get.js b/packages/server/services/posts/routes/posts/[post_id]/get.js
index 6c3f2799..760b6b82 100644
--- a/packages/server/services/posts/routes/posts/[post_id]/get.js
+++ b/packages/server/services/posts/routes/posts/[post_id]/get.js
@@ -3,9 +3,9 @@ import Posts from "@classes/posts"
 export default {
     middlewares: ["withOptionalAuthentication"],
     fn: async (req, res) => {
-        const result =  await Posts.data({
+        const result = await Posts.data({
             post_id: req.params.post_id,
-            for_user_id: req.user?._id.toString(),
+            for_user_id: req.auth?.session?.user_id,
         })
 
         return result
diff --git a/packages/server/services/sync/sync.service.js b/packages/server/services/sync/sync.service.js
index ddfa5c69..c1facbdc 100755
--- a/packages/server/services/sync/sync.service.js
+++ b/packages/server/services/sync/sync.service.js
@@ -15,7 +15,7 @@ export default class API {
     server = global.server = new hyperexpress.Server()
 
     listenIp = process.env.HTTP_LISTEN_IP ?? "0.0.0.0"
-    listenPort = process.env.HTTP_LISTEN_PORT ?? 3070
+    listenPort = process.env.HTTP_LISTEN_PORT ?? 3006
 
     internalRouter = new hyperexpress.Router()
 
diff --git a/packages/server/utils/requiredFields.js b/packages/server/utils/requiredFields.js
index 6cf79c54..f33cb3c0 100644
--- a/packages/server/utils/requiredFields.js
+++ b/packages/server/utils/requiredFields.js
@@ -17,6 +17,6 @@ export default (fields, obj) => {
     }
 
     if (missing.length > 0) {
-        throw new Error(`Missing required fields: ${missing.join(", ")}`)
+        throw new OperationError(400, `Missing required fields: ${missing.join(", ")}`)
     }
 }
\ No newline at end of file