# Link Virus Check - Security Plus

> Security Plus is a browser extension that provides free checking of urls for viruses. It uses up to 64 different antivirus products and scan engines to check for viruses that the user's own antivirus solution may have missed.

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

## Overview

- **ID:** `security-plus`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** James Fray
- **Category:** download-management,privacy-security
- **Daily users:** 675
- **Weekly downloads:** 14
- **Rating:** 3.73 / 5 (15 ratings)
- **Version:** 0.3.1
- **Last updated:** 2021-03-07
- **First published:** 2014-12-01
- **Size:** 96 KB
- **Data as of:** 2026-09-14
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/security-plus/)
- **Website:** [https://github.com/james-fray/Security-Plus/issues](https://github.com/james-fray/Security-Plus/issues)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/security-plus/privacy/](https://addons.mozilla.org/firefox/addon/security-plus/privacy/)

## Description

The **Link Virus Check - Security Plus** Chrome extension enhances your online security by scanning suspicious URLs against over 64 antivirus engines powered by VirusTotal. This extension helps identify viruses, worms, trojans, and malware that may evade your current antivirus software.

Easily scan links before downloading files by right-clicking and choosing "Scan this Link." Clean links display a green badge, while infected URLs provide a red warning and quick access to detailed reports. Stay protected by verifying suspicious URLs effortlessly for free, ensuring a safer browsing experience.

## Rankings

- #4,231 — Overall
- #4 — antivirus
- #12 — security
- #42 — secure
- #57 — malware
- #74 — scan

## Permissions and access

### Permissions

- `storage`
- `activeTab`
- `notifications`
- `contextMenus`
- `https://www.virustotal.com/vtapi/*`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Enables sending notifications which can be spammed but have minimal direct security impact.
- 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).

## Review summary

Users report that the 'Link Virus Check - Security Plus' add-on often fails to check links correctly, producing a 'Failed, server response is empty' error and not working for many links. However, the effort to port the add-on to the webextension format has been appreciated.

### Pros

- The add-on has been positively acknowledged for the developers' efforts and its porting to the webextension format.

### Cons

- Many links do not work when checked by the add-on.
- Users frequently encounter a 'Failed, server response is empty' error message.
- The add-on fails to process links properly, leading to a failure on all tested links.

## Similar extensions and apps

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- [checkVT - Browser Security](https://chrome-stats.com/d/checkvt) — 3 users, 5.00 / 5
- [VirusTotal Link Scanner](https://chrome-stats.com/d/virustotal-link-scanner) — 2 users
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- [VirusTotal Sidekick](https://chrome-stats.com/d/virustotal-sidekick) — 25 users, 5.00 / 5
- [Dr.Web LinkChecker](https://chrome-stats.com/d/drweb-anti-virus-link-checker) — 2,399 users, 4.10 / 5
- [Privacy Hash Checker](https://chrome-stats.com/d/privacy-hash-checker) — 1 users
- [Files Comparison and virus check](https://chrome-stats.com/d/files-comparison) — 7 users
- [VirusTotal Sidekick](https://chrome-stats.com/d/download-link-vt-checker) — 25 users, 5.00 / 5
- [Security Scanner Plus](https://chrome-stats.com/d/security-scanner-plus) — 1 users

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