# NexusScan - Advanced URL Security Scanner

> Real-time browser security scanner that detects malicious sites, phishing, and online threats instantly. Powered by VirusTotal, urlscan.io, and advanced risk scoring — all with a privacy-first, no-tracking design for safer browsing.

Canonical page: [https://chrome-stats.com/d/nexusscan](https://chrome-stats.com/d/nexusscan)

## Overview

- **ID:** `nexusscan`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Sunil Upadhyay
- **Category:** privacy-security,bookmarks,alerts-updates
- **Daily users:** 6
- **Version:** 1.0.0
- **Last updated:** 2025-08-06
- **First published:** 2025-08-03
- **Size:** 75 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/nexusscan/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/nexusscan/privacy/](https://addons.mozilla.org/firefox/addon/nexusscan/privacy/)

## Description

🔍 Scan Smarter. Stay Safer.
NexusScan is your personal web security shield, protecting you from malicious websites, phishing scams, and online threats — in real time. With deep threat intelligence integration, NexusScan delivers enterprise-grade analysis directly inside your browser.

🚀 CORE SECURITY POWER
• Instant URL Scanning – Detect threats the moment you click
• VirusTotal &amp; <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/eeff94eb70e0c9c3fdd127bd75988a98c182ce17c532986ac6ad5f0105d4e7c7/http%3A//urlscan.io" rel="nofollow">urlscan.io</a> – Multi-source malware &amp; behavior analysis
• Advanced Risk Scoring – Visual indicators for threat severity
• IP &amp; Network Insight – Identify risky infrastructure in seconds

💡 SMARTER BROWSING
• One-Click Toolbar Scan – Fast and simple security checks
• Dark/Light Mode – Modern, responsive interface
• Full Scan History – Track every check you’ve run
• Bulk Bookmark Scanning – Verify saved links instantly

🔒 PRIVACY-FIRST DESIGN
• Local Data Only – Nothing sent to our servers
• No Tracking, No Ads – 100% privacy-respecting
• Open Source – Transparent, auditable JavaScript code

⚡ ADVANCED TOOLS FOR POWER USERS
• Website screenshot analysis
• Keyboard shortcuts for lightning-fast scans
• Detailed threat categorization &amp; reporting
• Real-time protection toggle for continuous monitoring

Perfect for: Security-conscious users, IT professionals, and anyone who wants peace of mind online.
📥 Install NexusScan today — safe browsing has never been easier.

## Rankings

- #41,606 — Overall
- #57 — security
- #59 — scan
- #182 — secure

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `tabs`
- `bookmarks`
- `declarativeNetRequest`
- `contextMenus`
- `notifications`

### Host permissions

- `https://www.virustotal.com/*`
- `https://urlscan.io/*`
- `*://*/*`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/nexusscan)