diff --git a/src/locales/de/auth.json b/locales/de/auth.json
similarity index 100%
rename from src/locales/de/auth.json
rename to locales/de/auth.json
diff --git a/src/locales/de/common.json b/locales/de/common.json
similarity index 100%
rename from src/locales/de/common.json
rename to locales/de/common.json
diff --git a/src/locales/en/auth.json b/locales/en/auth.json
similarity index 100%
rename from src/locales/en/auth.json
rename to locales/en/auth.json
diff --git a/src/locales/en/common.json b/locales/en/common.json
similarity index 100%
rename from src/locales/en/common.json
rename to locales/en/common.json
diff --git a/package-lock.json b/package-lock.json
index b365af4b..3d022326 100644
Binary files a/package-lock.json and b/package-lock.json differ
diff --git a/package.json b/package.json
index 47f764f6..6f808d29 100644
--- a/package.json
+++ b/package.json
@@ -21,18 +21,20 @@
 		"@types/express": "^4.17.9",
 		"@types/node-fetch": "^2.5.7",
 		"bcrypt": "^5.0.0",
+		"body-parser": "^1.19.0",
 		"express": "^4.17.1",
 		"express-cache-middleware": "^1.0.1",
 		"express-validator": "^6.9.2",
 		"faker": "^5.1.0",
 		"i18next": "^19.8.5",
 		"i18next-http-middleware": "^3.1.0",
+		"i18next-node-fs-backend": "^2.1.3",
 		"jsonwebtoken": "^8.5.1",
 		"jwa": "^2.0.0",
 		"jws": "^4.0.0",
 		"lambert-db": "^1.1.3",
-		"lambert-server": "^1.0.9",
-		"missing-native-js-functions": "^1.1.9",
+		"lambert-server": "^1.0.10",
+		"missing-native-js-functions": "^1.2.0",
 		"mongoose": "^5.11.14",
 		"node-fetch": "^2.6.1",
 		"rethinkdb-ts": "^2.4.5"
@@ -40,6 +42,7 @@
 	"devDependencies": {
 		"@types/bcrypt": "^3.0.0",
 		"@types/faker": "^5.1.5",
+		"@types/i18next-node-fs-backend": "^2.1.0",
 		"@types/jsonwebtoken": "^8.5.0",
 		"@types/jws": "^3.2.3",
 		"@types/node": "^14.14.22",
diff --git a/src/Server.ts b/src/Server.ts
index 15e70b7f..729531ef 100644
--- a/src/Server.ts
+++ b/src/Server.ts
@@ -4,14 +4,17 @@ import { Authentication, GlobalRateLimit } from "./middlewares/";
 import Config from "./util/Config";
 import db from "./util/Database";
 import i18next from "i18next";
-import i18nextMiddleware from "i18next-http-middleware";
-import { Request } from "express";
+import i18nextMiddleware, { I18next } from "i18next-http-middleware";
+import i18nextBackend from "i18next-node-fs-backend";
+import { ErrorHandler } from "./middlewares/ErrorHandler";
+import { BodyParser } from "./middlewares/BodyParser";
 
 export interface DiscordServerOptions extends ServerOptions {}
 
 declare global {
 	namespace Express {
 		interface Request {
+			// @ts-ignore
 			server: DiscordServer;
 		}
 	}
@@ -21,7 +24,8 @@ export class DiscordServer extends Server {
 	public options: DiscordServerOptions;
 
 	constructor(opts?: Partial<DiscordServerOptions>) {
-		super({ ...opts, errorHandler: false });
+		// @ts-ignore
+		super({ ...opts, errorHandler: false, jsonBody: false });
 	}
 
 	async start() {
@@ -31,20 +35,28 @@ export class DiscordServer extends Server {
 
 		this.app.use(GlobalRateLimit);
 		this.app.use(Authentication);
-		const namespaces = await fs.readdir(__dirname + "/locales/de/");
+		this.app.use(BodyParser({ inflate: true }));
+		const languages = await fs.readdir(__dirname + "/../locales/");
+		const namespaces = await fs.readdir(__dirname + "/../locales/en/");
 		const ns = namespaces.filter((x) => x.endsWith(".json")).map((x) => x.slice(0, x.length - 5));
 
-		i18next.use(i18nextMiddleware.LanguageDetector).init({
-			preload: ["en", "de"],
-			fallbackLng: "en",
-			ns,
-			backend: {
-				loadPath: "locales/{{lng}}/{{ns}}.json",
-			},
-		});
+		await i18next
+			.use(i18nextBackend)
+			.use(i18nextMiddleware.LanguageDetector)
+			.init({
+				preload: languages,
+				// debug: true,
+				fallbackLng: "en",
+				ns,
+				backend: {
+					loadPath: __dirname + "/../locales/{{lng}}/{{ns}}.json",
+				},
+				load: "all",
+			});
 		this.app.use(i18nextMiddleware.handle(i18next, {}));
 
 		this.routes = await this.registerRoutes(__dirname + "/routes/");
+		this.app.use(ErrorHandler);
 		const indexHTML = await fs.readFile(__dirname + "/../client_test/index.html");
 
 		this.app.get("*", (req, res) => {
diff --git a/src/index.ts b/src/index.ts
index 9299221c..f4be661d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,3 +6,6 @@ import { DiscordServer } from "./Server";
 
 const server = new DiscordServer({ port: 3000 });
 server.start().catch(console.error);
+
+// @ts-ignore
+global.server = server;
diff --git a/src/middlewares/Authentication.ts b/src/middlewares/Authentication.ts
index 5a1241f3..8fbae122 100644
--- a/src/middlewares/Authentication.ts
+++ b/src/middlewares/Authentication.ts
@@ -19,7 +19,7 @@ export function Authentication(req: Request, res: Response, next: NextFunction)
 	if (NO_AUTHORIZATION_ROUTES.includes(req.url)) return next();
 	if (!req.headers.authorization) return next(new HTTPError("Missing Authorization Header", 401));
 
-	return jwt.verify(req.headers.authorization, Config.get().server.jwtSecret, JWTOptions, (err, decoded: any) => {
+	return jwt.verify(req.headers.authorization, Config.get().security.jwtSecret, JWTOptions, (err, decoded: any) => {
 		if (err || !decoded) return next(new HTTPError("Invalid Token", 401));
 
 		req.token = decoded;
diff --git a/src/middlewares/BodyParser.ts b/src/middlewares/BodyParser.ts
new file mode 100644
index 00000000..b0ff699d
--- /dev/null
+++ b/src/middlewares/BodyParser.ts
@@ -0,0 +1,17 @@
+import bodyParser, { OptionsJson } from "body-parser";
+import { NextFunction, Request, Response } from "express";
+import { HTTPError } from "lambert-server";
+
+export function BodyParser(opts?: OptionsJson) {
+	const jsonParser = bodyParser.json(opts);
+
+	return (req: Request, res: Response, next: NextFunction) => {
+		jsonParser(req, res, (err) => {
+			if (err) {
+				// TODO: different errors for body parser (request size limit, wrong body type, invalid body, ...)
+				return next(new HTTPError("Invalid Body", 400));
+			}
+			next();
+		});
+	};
+}
diff --git a/src/middlewares/GlobalRateLimit.ts b/src/middlewares/GlobalRateLimit.ts
index 5c5f690a..8fbfbd5c 100644
--- a/src/middlewares/GlobalRateLimit.ts
+++ b/src/middlewares/GlobalRateLimit.ts
@@ -3,16 +3,16 @@ import Config from "../util/Config";
 import db from "../util/Database";
 
 export async function GlobalRateLimit(req: Request, res: Response, next: NextFunction) {
-	if (!Config.get().server.ipRateLimit.enabled) return next();
+	if (!Config.get().limits.rate.ip.enabled) return next();
 
 	const ip = getIpAdress(req);
 	let limit = (await db.data.ratelimit.global[ip].get()) || { start: Date.now(), count: 0 };
-	if (limit.start < Date.now() - Config.get().server.ipRateLimit.timespan) {
+	if (limit.start < Date.now() - Config.get().limits.rate.ip.timespan) {
 		limit.start = Date.now();
 		limit.count = 0;
 	}
 
-	if (limit.count > Config.get().server.ipRateLimit.count) {
+	if (limit.count > Config.get().limits.rate.ip.count) {
 		const timespan = Date.now() - limit.start;
 
 		return res
@@ -37,7 +37,7 @@ export async function GlobalRateLimit(req: Request, res: Response, next: NextFun
 }
 
 export function getIpAdress(req: Request): string {
-	const { forwadedFor } = Config.get().server;
+	const { forwadedFor } = Config.get().security;
 	const ip = forwadedFor ? <string>req.headers[forwadedFor] : req.ip;
 	return ip.replaceAll(".", "_").replaceAll(":", "_");
 }
diff --git a/src/test/mongo_test.ts b/src/test/mongo_test.ts
index ad290198..d6906402 100644
--- a/src/test/mongo_test.ts
+++ b/src/test/mongo_test.ts
@@ -1,4 +1,6 @@
 import mongoose from "mongoose";
+import { Long } from "mongodb";
+import { Snowflake } from "../util/Snowflake";
 
 async function main() {
 	const conn = await mongoose.createConnection(
@@ -9,10 +11,7 @@ async function main() {
 		}
 	);
 	console.log("connected");
-	const result = await conn
-		.collection("users")
-		.find({ $or: [{ email: "samuel.scheit@gmail.com" }, { phone: "samuel.scheit@gmail.com" }] })
-		.toArray();
+	const result = await conn.collection("users").insertOne({ test: Long.fromString(Snowflake.generate().toString()) });
 	// .project(undefined)
 
 	console.log(result);
diff --git a/src/util/String.ts b/src/util/String.ts
index e7f014eb..fa93f1b7 100644
--- a/src/util/String.ts
+++ b/src/util/String.ts
@@ -1,6 +1,20 @@
-export const WHITE_SPACE = /\s\s+/g;
+import { Request } from "express";
+import { FieldError, FieldErrors } from "./instanceOf";
+
+export const DOUBLE_WHITE_SPACE = /\s\s+/g;
 export const SPECIAL_CHAR = /[@#`:\r\n\t\f\v\p{C}]/gu;
 
-export function trim(str: string) {
-	return str.replace(SPECIAL_CHAR, "").replace(WHITE_SPACE, " ").trim();
+export function trimSpecial(str: string) {
+	return str.replace(SPECIAL_CHAR, "").replace(DOUBLE_WHITE_SPACE, " ").trim();
+}
+
+export function checkLength(str: string, min: number, max: number, key: string, req: Request) {
+	if (str.length < min || str.length > max) {
+		throw FieldErrors({
+			[key]: {
+				code: "BASE_TYPE_BAD_LENGTH",
+				message: req.t("common:field.BASE_TYPE_BAD_LENGTH", { length: `${min} - ${max}` }),
+			},
+		});
+	}
 }
diff --git a/src/util/instanceOf.ts b/src/util/instanceOf.ts
index 341374b7..5035e4c9 100644
--- a/src/util/instanceOf.ts
+++ b/src/util/instanceOf.ts
@@ -95,7 +95,7 @@ export function instanceOf(
 					return true;
 				throw new FieldError("BASE_TYPE_CHOICES", t("common:field.BASE_TYPE_CHOICES", { types: type.types }));
 			case Email:
-				if ((<Email>type).check()) return true;
+				if (new Email(value).check()) return true;
 				throw new FieldError("EMAIL_TYPE_INVALID_EMAIL", t("common:field.EMAIL_TYPE_INVALID_EMAIL"));
 			case Date:
 				value = new Date(value);
@@ -143,13 +143,13 @@ export function instanceOf(
 					let newKey = key;
 					const OPTIONAL = key.startsWith(OPTIONAL_PREFIX);
 					if (OPTIONAL) newKey = newKey.slice(OPTIONAL_PREFIX.length);
-					errors[key] = {};
+					errors[newKey] = {};
 
 					return (
 						instanceOf(type[key], value[newKey], {
 							path: `${path}.${newKey}`,
 							optional: OPTIONAL,
-							errors: errors[key],
+							errors: errors[newKey],
 							t,
 							ref: { key: newKey, obj: value },
 						}) === true