Trusted Web Application Security - run a quick security scan of the current tab.
Users
3
0 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#320K
#253K among extensions
Version
0.1.0
updated 15 Aug 2026
Users
monthly, 2 months
Latest, 15 Oct 2026:3 usersMove the mouse over the chart for any month
Ratings count
monthly, 2 months
Latest, 15 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Defentrium
Defentrium: Trusted Web Application Security
๐ก๏ธ Scan the website youโre on with one click.
Defentriumโs Chrome extension runs a Quick Scan on the current tab and gives you a clear security score, letter grade, technology insights, and key security findings, all without leaving the page.
Whether youโre checking a new deployment, reviewing a client website, or doing a quick security check before production, Defentrium helps you spot security issues quickly and take action with confidence.
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๐ WHY DEFENTRIUM
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โก One-click Quick Scan for the active tab
๐ Security score and grade from A+ to F
๐งฉ Technology fingerprinting to identify the siteโs tech stack
๐ Security header and cookie checks with severity levels
โ๏ธ Account sync when signed in to Defentrium
๐ Plan and usage information directly in the extension
๐ Quick access to your dashboard and full security reports
Defentrium uses deterministic security scanners to identify real observations from the website. Findings are not fabricated by AI.
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๐ก๏ธ WHAT DOES QUICK SCAN CHECK?
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Quick Scan is built for speed while covering common web security issues, including:
โข Missing or misconfigured security headers
โข Cookie security flags and session hygiene
โข Content Security Policy (CSP) configuration
โข Clickjacking and framing protections
โข Server and technology fingerprinting
Need a deeper assessment? Run a Full, Deep, or OWASP-focused scan from the Defentrium web app. These profiles provide additional checks for TLS, DNS, sensitive file exposure, JavaScript risks, dependency signals, authentication forms, and more.
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๐จโ๐ป WHO IS DEFENTRIUM FOR?
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โข Developers and DevOps teams checking deployments before production
โข Security engineers and auditors performing quick security reviews
โข Agencies and freelancers assessing client websites
โข Founders and product teams looking for a simple security overview without running a full pentest
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๐ HOW TO USE
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1. Install Defentrium and pin it to your Chrome toolbar.
2. Open any public HTTP or HTTPS website.
3. Click the Defentrium icon.
4. Select Quick Scan.
5. Review the security score, grade, technology stack, and findings.
6. Open your dashboard or reports for deeper analysis and remediation.
Sign in at defentrium.com to sync your scans with your account, access higher usage limits, scheduled scans, projects, API keys, and AI-powered explanations of deterministic findings.
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๐ PRIVACY & PERMISSIONS
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Defentrium only requests the permissions needed to provide its security scanning features:
โข activeTab: Used to access the URL of the page you choose to scan.
โข storage: Used to remember extension settings.
โข cookies: Used to detect your Defentrium session when youโre signed in and display your account and plan information.
Scan results are sent to the Defentrium API for analysis. Our scanners generate findings based on observable security signals. AI is used to explain these findings, not to invent vulnerabilities.
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๐ GET STARTED
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Website: [https://defentrium.com](https://defentrium.com)
Documentation: [https://defentrium.com/docs](https://defentrium.com/docs)
Support: [muhdlubega99@gmail.com](mailto:muhdlubega99@gmail.com)
๐ Check the security of the website youโre already on, in seconds.