Lonkero_

Wraps around your attack surface

Professional-grade scanner for real penetration testing.
Fast. Modular. Rust.

90+Scan modules
5%False positives
80%Faster scans

>Features_

Finds real issues, not false alarms

>_

Prevents data breaches

Finds ways attackers could steal data from your database or inject malicious code into your site.

>_

Protects logins

Tests if logins can be bypassed, if password handling is secure, and if session management works correctly.

>_

Checks APIs

Scans API endpoints and ensures no one can access data they shouldn't have access to.

>_

Knows your stack

Recognizes the technologies you use (Next.js, Django, Laravel, etc.) and tests their known issues.

>_

Finds outdated code

Detects outdated JavaScript libraries and other components with known security issues.

>_

Meets compliance Enterprise

Automatically reports according to OWASP Top 10, PCI DSS, GDPR and other standards.

>Knows your tech

Lonkero detects what technologies you use and only tests what's relevant

Frontend

React, Next.js, Vue, Angular, Svelte

Backend

Django, Laravel, Express, Rails, FastAPI

Servers

Nginx, Apache, Cloudflare, AWS

Databases

PostgreSQL, MySQL, MongoDB, Redis

>Pricing_

Choose the plan that fits your needs

>_
Professional
For security consultants
€390
/year
  • Unlimited scan targets
  • 81 modules (+ advanced)
  • PDF report templates
  • Commercial use allowed
> Subscribe
>_
Enterprise
For large organizations
€3,960
/year
  • Unlimited scan targets
  • 121 modules (all)
  • Custom integrations
  • Commercial use allowed
> Subscribe

>Download Lonkero_

Loading latest version...

>Install Browser Extension_

Real-time vulnerability scanning directly in your browser. XSS detection, form fuzzing, GraphQL testing, CMS scanning — all in one extension.

Lonkero Browser Extension Preview
Chrome
Edge
Brave
Opera
Vivaldi

> Installation Guide_

Follow these steps to install in 60 seconds

1

Download & extract

Click the download button above, then extract to a permanent folder.

2

Open Extensions page

Navigate to chrome://extensions or Menu → Extensions → Manage Extensions.

3

Enable Developer Mode

Toggle "Developer mode" in the top-right corner.

4

Load the extension

Click "Load unpacked", select the extracted folder.

>Frequently Asked Questions_

Answers to common questions

>Get Started_

Three steps to security testing

1

Install

cargo install lonkero

Or download binaries from GitHub

2

Scan

lonkero scan https://example.com

Smart scanning - auto-detects your tech stack

3

Report

lonkero scan https://example.com -o report.html

HTML, PDF, JSON, CSV or any format you need

>What Lonkero Finds

Data Breaches

SQL injections, XSS vulnerabilities, data leaks and other attacks that steal your data

Login Flaws

Weak passwords, bypassable logins, misconfigured JWT tokens

Server Issues

Outdated software, wrong settings, missing security patches

API Problems

Open endpoints, missing permission checks, overly broad access

Config Errors

Missing HTTPS, wrong CORS rules, weak encryption settings

Known Vulnerabilities

CVE database issues in Next.js, Django, Laravel and other frameworks

>Report Formats

HTMLPDFJSONCSVSARIFMarkdown

SARIF support integrates directly with GitHub Security and GitLab SAST

>Why Lonkero?

Speed5× fasterthan traditional scanners
Accuracy95% fewerfalse alarms
Coverage125+ scannersfor modern tech stacks

>Companies That Trust Us_

Trusted by security-conscious organizations worldwide

>Contact Us_

Send us a message, we'll respond soon

>Contact Information_

Email, GitHub and company details

Company Info

Bountyy Oy

Business ID: 3454257-5

Finnish WorkReliable PartnerNATO BOUNTYY OY