SECURITY REPORT · EXTENSHI SCAN
5ch Blocker
Firefox extension·by Shihori
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
5ch Blocker's safety score vs every other extension we've scanned
Globally
52%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,711 extensions
In Appearance
38%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 16,365 appearance extensions
Findings
5
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
0
median 4vs category median
Findings breakdown
Automated security signal · 5 findings across 5 severities
5
findings
detected
detected
Critical00%
High00%
Medium480%
Low120%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
*://*.5ch.net/*
No additional information available.
Info
*://*.2ch.sc/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026
Browser extensions made transparent.