SECURITY REPORT · EXTENSHI SCAN
Clarity Block: Strict Website Blocker & Focus Time
Firefox extension·by Artiston2005
0
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
Clarity Block: Strict Website Blocker & Focus Time's safety score vs every other extension we've scanned
Globally
28%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Privacy & Security
21%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 11,537 privacy & security extensions
Findings
34
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
9
median 4Declared in manifest
Active users
3
median 3vs category median
Findings breakdown
Automated security signal · 34 distinct issues across 6 severities
34
distinct issues
detected
detected
Critical13%
High26%
Needs Review00%
Medium3191%
Low00%
Info00%
Permissions requested
2 risky permissions of 9 total
2 high-risk permissions require attention
This extension requests 9 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Observe web requests
Can monitor all network requests made by the browser
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Container tabs
Can manage Firefox container tabs and their identities
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Low
Schedule tasks
Can schedule periodic background tasks
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
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Scan performed by extenshi.io · Aug 1, 2026
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