SECURITY REPORT · EXTENSHI SCAN
Block RFID Reader/Writer
Firefox extension·by dsledd@simplicitysolutionsgroup.com
77
/ 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
Block RFID Reader/Writer's safety score vs every other extension we've scanned
Globally
30%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,509 extensions
In Other
11%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 28,816 other extensions
Findings
24
median 4Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
8
median 2vs category median
Findings breakdown
Automated security signal · 24 distinct issues across 6 severities
24
distinct issues
detected
detected
Critical14%
High313%
Needs Review00%
Medium1875%
Low28%
Info00%
Permissions requested
2 risky permissions of 2 total
2 critical permissions require attention
This extension requests 2 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
Critical
Access to all websites
Can read and modify content on every website you visit
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Scan performed by extenshi.io · Oct 17, 2026
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