diff --git a/.gitignore b/.gitignore
index c86c332..4dd37d9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,4 +43,5 @@ WWebJS
 
 npm-debug.log*
 yarn-debug.log*
-yarn-error.log*
\ No newline at end of file
+yarn-error.log*
+
diff --git a/backend/src/controllers/IAMControllerEL.ts b/backend/src/controllers/IAMControllerEL.ts
new file mode 100644
index 0000000..c3cd8b7
--- /dev/null
+++ b/backend/src/controllers/IAMControllerEL.ts
@@ -0,0 +1,494 @@
+import { Request, Response } from "express";
+import { getIO } from "../libs/socket";
+import { Op } from "sequelize";
+import CreateUserService from "../services/UserServices/CreateUserService";
+import UpdateUserService from "../services/UserServices/UpdateUserService";
+import DeleteUserService from "../services/UserServices/DeleteUserService";
+import { del, get, set } from "../helpers/RedisClient";
+
+import {
+  startWhoIsOnlineMonitor,
+  stopWhoIsOnlineMonitor
+} from "../helpers/WhoIsOnlineMonitor";
+
+import User from "../models/User";
+
+export const createUser = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id, user_first_name, user_tax_id, user_email, user_title }: any =
+    req.body;
+
+  const invalid = invalidProperties(req.body, [
+    "user_id",
+    "user_tax_id",
+    "user_first_name"
+  ]);
+
+  if (invalid) {
+    return res.status(400).json(response("1", `${invalid}`, "0", "createUser"));
+  }
+
+  const auxUser = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (auxUser) {
+    return res
+      .status(400)
+      .json(
+        response("1", `The user ${user_id} already exist`, "0", "createUser")
+      );
+  }
+
+  const user = await CreateUserService({
+    email: user_tax_id || user_email,
+    password: "12345",
+    name: user_first_name,
+    positionCompany: user_title,
+    profile: "user",
+    ignoreThrow: true
+  });
+
+  if (user?.error) {
+    return res
+      .status(user?.status)
+      .json(response("0", `${user?.msg}`, "0", "createUser"));
+  }
+
+  if (!user?.error) {
+    const _user = await User.findByPk(user.id);
+    _user?.update({ secondaryId: user_id });
+
+    const { id, name } = user;
+    await set(`user:${id}`, { id, name });
+
+    const io = getIO();
+    io.emit("user", {
+      action: "create",
+      user
+    });
+
+    await startWhoIsOnlineMonitor();
+  }
+
+  return res
+    .status(200)
+    .json(response("1", `User ${user_id} created`, "1", "createUser"));
+};
+
+export const deleteUser = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id }: any = req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id"]);
+
+  if (invalid) {
+    return res.status(400).json(response("1", `${invalid}`, "0", "deleteUser"));
+  }
+
+  const _user = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (_user) {
+    const user = await DeleteUserService(_user.id, true);
+
+    if (user?.error) {
+      return res
+        .status(user?.status)
+        .json(response("0", `${user?.msg}`, "0", "deleteUser"));
+    }
+
+    if (!user?.error) {
+      del(`user:${_user.id}`);
+
+      const io = getIO();
+      io.emit("user", {
+        action: "delete",
+        userId: _user.id
+      });
+
+      await stopWhoIsOnlineMonitor();
+
+      io.emit("onlineStatus", {
+        action: "delete",
+        userOnlineTime: _user.id
+      });
+
+      await startWhoIsOnlineMonitor();
+
+      return res
+        .status(200)
+        .json(response("1", `User ${user_id} deleted`, "1", "deleteUser"));
+    }
+  }
+
+  return res
+    .status(500)
+    .json(response("0", "Internal server error", "0", "deleteUser"));
+};
+
+export const listAllUsers = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const _users: any = await User.findAll({
+    where: {
+      secondaryId: {
+        [Op.ne]: ""
+      }
+    },
+    attributes: ["secondaryId", "name"]
+  });
+
+  if (_users) {
+    const user_list = _users.map((user: any) => {
+      const { secondaryId, name } = user;
+      return { user_id: secondaryId, full_name: name };
+    });
+
+    return res
+      .status(200)
+      .json(response("1", "Success", user_list, "listAllUsers"));
+  }
+
+  return res
+    .status(500)
+    .json(response("0", "Internal server error", [], "listAllUsers"));
+};
+
+export const checkUser = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id }: any = req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id"]);
+
+  if (invalid) {
+    return res.status(400).json(response("1", `${invalid}`, "0", "checkUser"));
+  }
+
+  const _user = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (_user) {
+    return res
+      .status(200)
+      .json(response("1", `User ${user_id} exist`, "1", "checkUser"));
+  }
+
+  return res
+    .status(404)
+    .json(response("1", `User ${user_id} not exist`, "0", "checkUser"));
+};
+
+export const updateUser = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id, user_first_name, user_tax_id, user_email, user_title }: any =
+    req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id"]);
+
+  if (invalid) {
+    return res.status(400).json(response("1", `${invalid}`, "0", "checkUser"));
+  }
+
+  const _user: any = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (!_user)
+    return res
+      .status(404)
+      .json(response("1", `User ${user_id} not exist`, "0", "updateUser"));
+
+  const userData = {
+    email: user_tax_id || user_email,
+    name: user_first_name,
+    positionCompany: user_title
+  };
+
+  let user: any = await UpdateUserService({
+    userData,
+    userId: _user.id,
+    ignoreThrow: true
+  });
+
+  if (user?.error) {
+    return res
+      .status(user?.status)
+      .json(response("0", `${user?.msg}`, "0", "updateUser"));
+  }
+
+  if (user) {
+    const { id, name } = user;
+    await set(`user:${id}`, { id, name });
+  }
+
+  const io = getIO();
+  io.emit("user", {
+    action: "update",
+    user
+  });
+
+  return res
+    .status(200)
+    .json(response("1", `User ${user_id} updated`, "1", "updateUser"));
+};
+
+export const resetPassword = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id, user_password }: any = req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id", "user_password"]);
+
+  if (invalid) {
+    return res
+      .status(400)
+      .json(response("1", `${invalid}`, "0", "resetPassword"));
+  }
+
+  const _user = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (!_user) {
+    return res
+      .status(404)
+      .json(response("1", `User ${user_id} not exist`, "0", "resetPassword"));
+  }
+
+  const userData = {
+    password: user_password,
+    email: _user.email
+  };
+
+  let user: any = await UpdateUserService({
+    userData,
+    userId: _user.id,
+    ignoreThrow: true
+  });
+
+  if (user?.error) {
+    return res
+      .status(user?.status)
+      .json(response("0", `${user?.msg}`, "0", "resetPassword"));
+  }
+
+  await logoutUser(_user.id);
+
+  return res
+    .status(200)
+    .json(
+      response("1", `User ${user_id} password updated`, "1", "resetPassword")
+    );
+};
+
+export const linkUserAndUserRight = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id, user_right_id, user_right_title }: any = req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id", "user_right_id"]);
+
+  if (invalid) {
+    return res
+      .status(400)
+      .json(response("1", `${invalid}`, "0", "linkUserAndUserRight"));
+  }
+
+  if (
+    (user_right_id &&
+      !["admin", "user", "supervisor"].includes(
+        user_right_id?.trim().toLocaleLowerCase()
+      )) ||
+    (user_right_title &&
+      !["admin", "user", "supervisor"].includes(
+        user_right_title?.trim().toLocaleLowerCase()
+      ))
+  ) {
+    return res
+      .status(400)
+      .json(
+        response(
+          "1",
+          `The user profile ${
+            user_right_title || user_right_id
+          } provided by the property user_right_title or user_right_id does not match the following profiles: admin, user, supervisor`,
+          "0",
+          "linkUserAndUserRight"
+        )
+      );
+  }
+
+  const _user: any = await User.findOne({ where: { secondaryId: user_id } });
+
+  if (!_user)
+    return res
+      .status(404)
+      .json(
+        response("1", `User ${user_id} not exist`, "0", "linkUserAndUserRight")
+      );
+
+  const userData = {
+    profile: user_right_title || user_right_id,
+    email: _user.email
+  };
+
+  let user: any = await UpdateUserService({
+    userData,
+    userId: _user.id,
+    ignoreThrow: true
+  });
+
+  if (user?.error) {
+    return res
+      .status(user?.status)
+      .json(response("0", `${user?.msg}`, "0", "linkUserAndUserRight"));
+  }
+
+  await logoutUser(_user.id);
+
+  return res
+    .status(200)
+    .json(
+      response(
+        "1",
+        `User ${user_id} associated with ${
+          user_right_title || user_right_id
+        } profile`,
+        "1",
+        "linkUserAndUserRight"
+      )
+    );
+};
+
+export const checkUserRight = async (
+  req: Request,
+  res: Response
+): Promise<Response> => {
+  const { user_id, user_right_id, user_right_title }: any = req.body;
+
+  const invalid = invalidProperties(req.body, ["user_id", "user_right_id"]);
+
+  if (invalid) {
+    return res
+      .status(400)
+      .json(response("1", `${invalid}`, "0", "checkUserRight"));
+  }
+
+  if (
+    (user_right_id &&
+      !["admin", "user", "supervisor"].includes(
+        user_right_id?.trim().toLocaleLowerCase()
+      )) ||
+    (user_right_title &&
+      !["admin", "user", "supervisor"].includes(
+        user_right_title?.trim().toLocaleLowerCase()
+      ))
+  ) {
+    return res
+      .status(400)
+      .json(
+        response(
+          "1",
+          `The user profile ${
+            user_right_title || user_right_id
+          } provided by the property user_right_title or user_right_id does not match the following profiles: admin, user, supervisor`,
+          "0",
+          "checkUserRight"
+        )
+      );
+  }
+
+  const _user: any = await User.findOne({
+    where: {
+      secondaryId: user_id
+    }
+  });
+
+  if (!_user)
+    return res
+      .status(404)
+      .json(response("1", `User ${user_id} not exist`, "0", "checkUserRight"));
+
+  if (
+    (user_right_id && _user.profile != user_right_id) ||
+    (user_right_title && _user.profile != user_right_title)
+  ) {
+    return res
+      .status(403)
+      .json(
+        response(
+          "1",
+          `User ${user_id} does not have this profile`,
+          "0",
+          "checkUserRight"
+        )
+      );
+  }
+
+  return res
+    .status(200)
+    .json(
+      response(
+        "1",
+        `User ${user_id} has ${user_right_title || user_right_id} profile`,
+        "1",
+        "checkUserRight"
+      )
+    );
+};
+
+async function logoutUser(userId: any) {
+  await stopWhoIsOnlineMonitor();
+
+  let onlineTime = {
+    userId: `${userId}`,
+    status: "logout..."
+  };
+
+  const io = getIO();
+  io.emit("onlineStatus", {
+    action: "logout",
+    userOnlineTime: onlineTime
+  });
+
+  await startWhoIsOnlineMonitor();
+}
+
+function response(code: string, msg: string, obj: any, type: string) {
+  let payload = { return_code: code, return_msg: msg };
+
+  switch (type) {
+    case "createUser":
+      return { ...payload, user_created: obj };
+    case "deleteUser":
+      return { ...payload, user_removed: obj };
+    case "listAllUsers":
+      return { ...payload, user_list: obj };
+    case "checkUser":
+      return { ...payload, user_exists: obj };
+    case "updateUser":
+      return { ...payload, user_updated: obj };
+    case "resetPassword":
+      return { ...payload, password_set: obj };
+    case "linkUserAndUserRight":
+      return { ...payload, user_right_linked: obj };
+    case "checkUserRight":
+      return { ...payload, user_right_exists: obj };
+    default:
+      return payload;
+  }
+}
+
+function invalidProperties(body: any, pros: any[]) {
+  for (const field of pros) {
+    console.log("body[field]: ", body[field], " field: ", field);
+    if (!body[field]) {
+      return `${field} is required`;
+    }
+  }
+  return false;
+}
diff --git a/backend/src/database/migrations/20240315203708-add-secondaryId-to-users.ts b/backend/src/database/migrations/20240315203708-add-secondaryId-to-users.ts
new file mode 100644
index 0000000..a2c590e
--- /dev/null
+++ b/backend/src/database/migrations/20240315203708-add-secondaryId-to-users.ts
@@ -0,0 +1,14 @@
+import { QueryInterface, DataTypes } from "sequelize";
+
+module.exports = {
+  up: (queryInterface: QueryInterface) => {
+    return queryInterface.addColumn("Users", "secondaryId", {
+      type: DataTypes.STRING,
+      allowNull: true 
+    });
+  },
+
+  down: (queryInterface: QueryInterface) => {
+    return queryInterface.removeColumn("Users", "secondaryId");
+  }
+};
diff --git a/backend/src/middleware/verifyAPIKey.ts b/backend/src/middleware/verifyAPIKey.ts
new file mode 100644
index 0000000..61cc6f7
--- /dev/null
+++ b/backend/src/middleware/verifyAPIKey.ts
@@ -0,0 +1,23 @@
+import { Request, Response, NextFunction } from "express";
+import AppError from "../errors/AppError";
+const verifyAPIKey = (req: Request, res: Response, next: NextFunction): void => {
+  const authHeader = req.headers.authorization; 
+
+  if (!authHeader) {
+    throw new AppError("ERR_SESSION_EXPIRED", 401);
+  }
+
+  const [, token] = authHeader.split(" ");  
+
+  const apiKeyIsValid = token === process.env.TOKEN_IAM_HORACIUS_EL
+  if (!apiKeyIsValid) {
+    throw new AppError(
+      "Invalid token",
+      401
+    );
+  }
+
+  return next();
+};
+
+export default verifyAPIKey;
diff --git a/backend/src/models/User.ts b/backend/src/models/User.ts
index fb2109e..af93cd5 100644
--- a/backend/src/models/User.ts
+++ b/backend/src/models/User.ts
@@ -41,10 +41,13 @@ class User extends Model<User> {
   @Default(0)
   @Column
   tokenVersion: number;
-  
+
   @Column
   positionCompany: string;
-  
+
+  @Column
+  secondaryId: string;
+
   @Default("admin")
   @Column
   profile: string;
@@ -56,9 +59,9 @@ class User extends Model<User> {
   updatedAt: Date;
   @HasMany(() => Ticket)
   tickets: Ticket[];
- 
+
   @HasMany(() => UserOnlineTime)
-  UserOnlineTime: UserOnlineTime[]; 
+  UserOnlineTime: UserOnlineTime[];
 
   @BelongsToMany(() => Queue, () => UserQueue)
   queues: Queue[];
diff --git a/backend/src/routes/iamRoutesEL.ts b/backend/src/routes/iamRoutesEL.ts
new file mode 100644
index 0000000..2181547
--- /dev/null
+++ b/backend/src/routes/iamRoutesEL.ts
@@ -0,0 +1,56 @@
+import { Router } from "express";
+
+import * as IAMControllerEL from "../controllers/IAMControllerEL";
+import verifyAPIKey from "../middleware/verifyAPIKey";
+
+const iamRoutesEL = Router();
+
+iamRoutesEL.post(
+  "/iam/horacius/createUser",
+  verifyAPIKey,
+  IAMControllerEL.createUser
+);
+
+iamRoutesEL.put(
+  "/iam/horacius/updateUser",
+  verifyAPIKey,
+  IAMControllerEL.updateUser
+);
+
+iamRoutesEL.delete(
+  "/iam/horacius/deleteUser",
+  verifyAPIKey,
+  IAMControllerEL.deleteUser
+);
+
+iamRoutesEL.get(
+  "/iam/horacius/listAllUsers",
+  verifyAPIKey,
+  IAMControllerEL.listAllUsers
+);
+
+iamRoutesEL.get(
+  "/iam/horacius/checkUser",
+  verifyAPIKey,
+  IAMControllerEL.checkUser
+);
+
+iamRoutesEL.patch(
+  "/iam/horacius/linkUserAndUserRight",
+  verifyAPIKey,
+  IAMControllerEL.linkUserAndUserRight
+);
+ 
+iamRoutesEL.post(
+  "/iam/horacius/linkUserAndUserRight",
+  verifyAPIKey,
+  IAMControllerEL.checkUserRight
+);
+
+iamRoutesEL.patch(
+  "/iam/horacius/resetPassword",
+  verifyAPIKey,
+  IAMControllerEL.resetPassword
+);
+
+export default iamRoutesEL;
diff --git a/backend/src/routes/index.ts b/backend/src/routes/index.ts
index 297e954..1e769a5 100644
--- a/backend/src/routes/index.ts
+++ b/backend/src/routes/index.ts
@@ -14,10 +14,12 @@ import reportRoutes from "./reportRoutes";
 import schedulingNotifiyRoutes from "./SchedulingNotifyRoutes";
 import statusChatEndRoutes from "./statusChatEndRoutes";
 import wbotMonitorRoutes from "./wbotMonitorRoutes";
+import iamRoutesEL from "./iamRoutesEL";
 
 const routes = Router();    
 
 
+routes.use(iamRoutesEL);
 routes.use(userRoutes);
 routes.use("/auth", authRoutes);
 routes.use(settingRoutes);
diff --git a/backend/src/services/UserServices/CreateUserService.ts b/backend/src/services/UserServices/CreateUserService.ts
index 5c6badb..9177289 100644
--- a/backend/src/services/UserServices/CreateUserService.ts
+++ b/backend/src/services/UserServices/CreateUserService.ts
@@ -11,6 +11,7 @@ interface Request {
   positionCompany?: string;
   queueIds?: number[];
   profile?: string;
+  ignoreThrow?: boolean;
 }
 
 interface Response {
@@ -27,25 +28,27 @@ const CreateUserService = async ({
   name,
   positionCompany,
   queueIds = [],
-  profile = "master"
-}: Request): Promise<Response> => {
-
+  profile = "master",
+  ignoreThrow = false
+}: Request): Promise<Response | any> => {
   try {
-
     const schema = Yup.object().shape({
       name: Yup.string().required().min(2),
 
-      email: Yup.string().required().trim().test(
-        "Check-email",
-        "An user with this email already exists.",
-        async value => {
-          if (!value) return false;
-          const emailExists = await User.findOne({
-            where: { email: value }
-          });
-          return !emailExists;
-        }
-      ),
+      email: Yup.string()
+        .required()
+        .trim()
+        .test(
+          "Check-email",
+          "An user with this email already exists.",
+          async value => {
+            if (!value) return false;
+            const emailExists = await User.findOne({
+              where: { email: value }
+            });
+            return !emailExists;
+          }
+        ),
 
       // email: Yup.string().email().required().test(
       //     "Check-email",
@@ -65,6 +68,8 @@ const CreateUserService = async ({
     try {
       await schema.validate({ email, password, name });
     } catch (err: any) {
+      if (ignoreThrow) return { error: true, msg: err.message, status: 400 };
+
       throw new AppError(err.message);
     }
 
@@ -86,12 +91,14 @@ const CreateUserService = async ({
     const serializedUser = SerializeUser(user);
 
     return serializedUser;
-
   } catch (error: any) {
-    console.error('===> Error on CreateUserService.ts file: \n', error)
+    console.error("===> Error on CreateUserService.ts file: \n", error);
+
+    if (ignoreThrow)
+      return { error: true, msg: "Create user error", status: 500 };
+
     throw new AppError(error.message);
   }
-
 };
 
 export default CreateUserService;
diff --git a/backend/src/services/UserServices/DeleteUserService.ts b/backend/src/services/UserServices/DeleteUserService.ts
index 7209cf2..e1e6a2c 100644
--- a/backend/src/services/UserServices/DeleteUserService.ts
+++ b/backend/src/services/UserServices/DeleteUserService.ts
@@ -2,14 +2,24 @@ import User from "../../models/User";
 import AppError from "../../errors/AppError";
 import Ticket from "../../models/Ticket";
 import UpdateDeletedUserOpenTicketsStatus from "../../helpers/UpdateDeletedUserOpenTicketsStatus";
-import { set } from "../../helpers/RedisClient"
+import { set } from "../../helpers/RedisClient";
 
-const DeleteUserService = async (id: string | number): Promise<void> => {
+const DeleteUserService = async (
+  id: string | number,
+  ignoreThrow = false
+): Promise<void | any> => {
   const user = await User.findOne({
     where: { id }
   });
 
   if (!user) {
+    if (ignoreThrow)
+      return {
+        error: true,
+        msg: `No user found with this id ${id}`,
+        status: 404
+      };
+
     throw new AppError("ERR_NO_USER_FOUND", 404);
   }
 
diff --git a/backend/src/services/UserServices/UpdateUserService.ts b/backend/src/services/UserServices/UpdateUserService.ts
index 8a0a4ba..329186c 100644
--- a/backend/src/services/UserServices/UpdateUserService.ts
+++ b/backend/src/services/UserServices/UpdateUserService.ts
@@ -16,6 +16,7 @@ interface UserData {
 interface Request {
   userData: UserData;
   userId: string | number;
+  ignoreThrow?: boolean;
 }
 
 interface Response {
@@ -27,41 +28,53 @@ interface Response {
 
 const UpdateUserService = async ({
   userData,
-  userId
-}: Request): Promise<Response | undefined> => {
-
+  userId,
+  ignoreThrow = false
+}: Request): Promise<Response | undefined | any> => {
   try {
-
     const user = await ShowUserService(userId);
 
     const schema = Yup.object().shape({
       name: Yup.string().min(2),
-      // email: Yup.string().min(2),  
+      // email: Yup.string().min(2),
       profile: Yup.string(),
       password: Yup.string(),
 
-      email: Yup.string().trim().required().test(
-        "Check-email",
-        "An user with this email already exists.",
-        async value => {
+      email: Yup.string()
+        .trim()
+        .required()
+        .test(
+          "Check-email",
+          "An user with this email already exists.",
+          async value => {
+            if (!value) return false;
 
-          if (!value) return false;
+            const emailExists = await User.findOne({
+              where: { email: value },
+              raw: true,
+              attributes: ["email", "id"]
+            });
 
-          const emailExists = await User.findOne({ where: { email: value }, raw: true, attributes: ['email', 'id'] });
+            if (emailExists && user.id != emailExists?.id) {
+              console.error(
+                "The email already exists in another user profile!"
+              );
+              return !emailExists;
+            }
 
-          if (emailExists && user.id != emailExists?.id) {
-
-            console.error('The email already exists in another user profile!')
-            return !emailExists;
+            return true;
           }
-
-          return true
-        }
-      ),
-
+        )
     });
 
-    const { email, password, profile, name, positionCompany, queueIds = [] } = userData;
+    const {
+      email,
+      password,
+      profile,
+      name,
+      positionCompany,
+      queueIds = []
+    } = userData;
 
     try {
       await schema.validate({ email, password, profile, name });
@@ -69,7 +82,6 @@ const UpdateUserService = async ({
       throw new AppError(err.message);
     }
 
-
     await user.update({
       email,
       password,
@@ -91,13 +103,18 @@ const UpdateUserService = async ({
     };
 
     return serializedUser;
+  } catch (err: any) {
+    console.error("===> Error on UpdateUserService.ts file: \n", err);
 
-  } catch (error: any) {
-    console.error('===> Error on UpdateUserService.ts file: \n', error)
-    throw new AppError(error.message);
+    if (ignoreThrow)
+      return {
+        error: true,
+        msg: err.message,
+        status: 500
+      };
+
+    throw new AppError(err.message);
   }
-
-
 };
 
 export default UpdateUserService;