Checkfsmarks extension
Security at a glance
Low riskSafety score 93/1004 findings
Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.
See the full security reportFirefox listing ID: checkfsmarks
Permissions (8)
- Access to all websites
- Delete browsing data
- View open tabs
Related extensions
Frequently asked questions
Is Checkfsmarks safe to use?
Our latest automated scan rates the Firefox listing of Checkfsmarks at 93/100 (low risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.
What permissions does Checkfsmarks require?
Checkfsmarks requests 8 permissions. The most significant: Access to all websites, Delete browsing data, View open tabs. See the full breakdown in the security report.
Who develops Checkfsmarks?
Checkfsmarks is published by XEM LỊCH ÂM. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.