diff --git a/server/resources/mailResource.ts b/server/resources/mailResource.ts
index 8c48ce7..20069a5 100644
--- a/server/resources/mailResource.ts
+++ b/server/resources/mailResource.ts
@@ -3,8 +3,8 @@ import ErrorTypes from "../utils/errorTypes";
 import * as MailService from "../services/mailService";
 import * as Resources from "../utils/resources";
 import {handleJSONWithData, RequestData} from "../utils/resources";
-import {normalizeString, parseInteger} from "../utils/strings";
-import {forConstraint} from "../validation/validator";
+import {normalizeString, parseInteger} from "../shared/utils/strings";
+import {forConstraint} from "../shared/validation/validator";
 import {Request, Response} from "express";
 import {isString, Mail, MailId} from "../types";
 
diff --git a/server/resources/monitoringResource.ts b/server/resources/monitoringResource.ts
index 38f7573..e4c34df 100644
--- a/server/resources/monitoringResource.ts
+++ b/server/resources/monitoringResource.ts
@@ -3,8 +3,8 @@ import ErrorTypes from "../utils/errorTypes";
 import * as MonitoringService from "../services/monitoringService";
 import * as Resources from "../utils/resources";
 import {handleJSONWithData} from "../utils/resources";
-import {normalizeString} from "../utils/strings";
-import {forConstraint} from "../validation/validator";
+import {normalizeString} from "../shared/utils/strings";
+import {forConstraint} from "../shared/validation/validator";
 import {Request, Response} from "express";
 import {isMonitoringToken, JSONObject, MonitoringResponse, MonitoringToken, toMonitoringResponse} from "../types";
 
diff --git a/server/resources/nodeResource.ts b/server/resources/nodeResource.ts
index 69de0b1..0df379a 100644
--- a/server/resources/nodeResource.ts
+++ b/server/resources/nodeResource.ts
@@ -2,8 +2,8 @@ import Constraints from "../shared/validation/constraints";
 import ErrorTypes from "../utils/errorTypes";
 import * as MonitoringService from "../services/monitoringService";
 import * as NodeService from "../services/nodeService";
-import {normalizeMac, normalizeString} from "../utils/strings";
-import {forConstraint, forConstraints} from "../validation/validator";
+import {normalizeMac, normalizeString} from "../shared/utils/strings";
+import {forConstraint, forConstraints} from "../shared/validation/validator";
 import * as Resources from "../utils/resources";
 import {handleJSONWithData} from "../utils/resources";
 import {Request, Response} from "express";
diff --git a/server/resources/taskResource.ts b/server/resources/taskResource.ts
index e983f38..079d2db 100644
--- a/server/resources/taskResource.ts
+++ b/server/resources/taskResource.ts
@@ -3,8 +3,8 @@ import ErrorTypes from "../utils/errorTypes";
 import * as Resources from "../utils/resources";
 import {handleJSONWithData, RequestData} from "../utils/resources";
 import {getTasks, Task, TaskState} from "../jobs/scheduler";
-import {normalizeString} from "../utils/strings";
-import {forConstraint} from "../validation/validator";
+import {normalizeString} from "../shared/utils/strings";
+import {forConstraint} from "../shared/validation/validator";
 import {Request, Response} from "express";
 import {isString, isTaskSortField} from "../types";
 
diff --git a/server/services/monitoringService.ts b/server/services/monitoringService.ts
index 1c00f04..dd99f6b 100644
--- a/server/services/monitoringService.ts
+++ b/server/services/monitoringService.ts
@@ -11,10 +11,10 @@ import * as MailService from "../services/mailService";
 import * as NodeService from "../services/nodeService";
 import * as Resources from "../utils/resources";
 import {RestParams} from "../utils/resources";
-import {normalizeMac, parseInteger} from "../utils/strings";
+import {normalizeMac, parseInteger} from "../shared/utils/strings";
 import {monitoringDisableUrl} from "../utils/urlBuilder";
 import CONSTRAINTS from "../shared/validation/constraints";
-import {forConstraint} from "../validation/validator";
+import {forConstraint} from "../shared/validation/validator";
 import {
     Domain,
     DurationSeconds,
diff --git a/server/services/nodeService.ts b/server/services/nodeService.ts
index 8347640..ee83f6c 100644
--- a/server/services/nodeService.ts
+++ b/server/services/nodeService.ts
@@ -8,7 +8,7 @@ import ErrorTypes from "../utils/errorTypes";
 import Logger from "../logger";
 import logger from "../logger";
 import * as MailService from "../services/mailService";
-import {normalizeString} from "../utils/strings";
+import {normalizeString} from "../shared/utils/strings";
 import {monitoringConfirmUrl, monitoringDisableUrl} from "../utils/urlBuilder";
 import {
     BaseNode,
diff --git a/server/utils/strings.ts b/server/shared/utils/strings.ts
similarity index 91%
rename from server/utils/strings.ts
rename to server/shared/utils/strings.ts
index b19f155..f41bf9f 100644
--- a/server/utils/strings.ts
+++ b/server/shared/utils/strings.ts
@@ -1,4 +1,3 @@
-import _ from "lodash"
 import {isString, MAC} from "../types";
 
 export function normalizeString(str: string): string {
@@ -19,7 +18,7 @@ export function normalizeMac(mac: MAC): MAC {
 }
 
 export function parseInteger(str: string): number {
-    const parsed = _.parseInt(str, 10);
+    const parsed = parseInt(str, 10);
     if (parsed.toString() === str) {
         return parsed;
     } else {
diff --git a/server/validation/validator.ts b/server/shared/validation/validator.ts
similarity index 94%
rename from server/validation/validator.ts
rename to server/shared/validation/validator.ts
index a771acf..43983e3 100644
--- a/server/validation/validator.ts
+++ b/server/shared/validation/validator.ts
@@ -1,5 +1,4 @@
 import {parseInteger} from "../utils/strings";
-import Logger from "../logger";
 import {isBoolean, isNumber, isObject, isOptional, isRegExp, isString, toIsArray} from "../types";
 
 export interface Constraint {
@@ -117,7 +116,6 @@ function isValid(constraint: Constraint, acceptUndefined: boolean, value: unknow
             return isValidString(constraint, value);
     }
 
-    Logger.tag('validation').error('No validation method for constraint type: {}', constraint.type);
     return false;
 }
 
@@ -131,7 +129,6 @@ function areValid(constraints: Constraints, acceptUndefined: boolean, values: Va
 
     for (const field of Object.keys(values)) {
         if (!fields.has(field)) {
-            Logger.tag('validation').error('Validation failed: No constraint for field: {}', field);
             return false;
         }
     }
diff --git a/server/utils/resources.ts b/server/utils/resources.ts
index fe8b85d..cfeb065 100644
--- a/server/utils/resources.ts
+++ b/server/utils/resources.ts
@@ -3,7 +3,7 @@ import _ from "lodash";
 import CONSTRAINTS from "../shared/validation/constraints";
 import ErrorTypes from "../utils/errorTypes";
 import Logger from "../logger";
-import {Constraints, forConstraints, isConstraints} from "../validation/validator";
+import {Constraints, forConstraints, isConstraints} from "../shared/validation/validator";
 import {Request, Response} from "express";
 import {
     EnumTypeGuard,