Analyzed
1 day
ago.
based on code collected
2 days
ago.
Project Summary
List of sites with two factor auth support which includes SMS, email, phone calls, hardware, and software.
Badges
In a Nutshell, TwoFactorAuth.org...
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has a well established, mature codebase
maintained by a very large development team
with decreasing Y-O-Y commits -
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took an estimated 1 years of effort (COCOMO model)
starting with its first commit in March, 2014
ending with its most recent commit 8 days ago
Quick Reference
https://github.com/2factorauth/t...
MIT License
Permitted
Commercial Use
Modify
Distribute
Sub-License
Private Use
Forbidden
Hold Liable
Required
Include Copyright
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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30 Day SummaryMay 28 2026 — Jun 27 2026
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12 Month SummaryJun 27 2025 — Jun 27 2026
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