FreeOTP

FreeOTP is a free and open-source software token that can be used for two-factor authentication.[3][4][5] It provides implementations of HOTP and TOTP. Tokens can be added by scanning a QR code or by manually entering the token configuration. It is maintained by Red Hat under the Apache 2.0 license, and supports Android and iOS.[6]

FreeOTP
Developer(s)Red Hat
Initial releaseOctober 24, 2013 (2013-10-24)[1]
Stable release
v.2.0.2[2] / 19 May 2023 (2023-05-19)
Repositorygithub.com/freeotp
Written inJava, Swift
Operating systemAndroid, iOS
Standard(s)HOTP, TOTP
TypeOne-time password software
LicenseApache License 2.0
Websitefreeotp.github.io

FreeOTP Plus (aka FreeOTP+) is a fork of FreeOTP with enhancements including exporting and importing settings.[7][8][9][10]

See also

References
  1. Release v1.0 · freeotp/freeotp-android, 9 Aug 2023 – via GitHub
  2. Release v2.0.2 · freeotp/freeotp-android, 9 Aug 2023 – via GitHub
  3. Fontana, John. "Two-factor authentication finds home in Red Hat, Windows OS". ZDNet. Retrieved 2019-03-26.
  4. Polleit, Philip; Spreitzenbarth, Michael (2018). "Defeating the Secrets of OTP Apps". 2018 11th International Conference on IT Security Incident Management & IT Forensics (IMF). pp. 76–88. doi:10.1109/IMF.2018.00013. ISBN 978-1-5386-6632-6. S2CID 53610244.
  5. Willis, Nathan (22 January 2014). "FreeOTP multi-factor authentication". LWN.net. Retrieved 2019-03-26.
  6. Lerch, Ryan (25 June 2014). "freeOTP — an open source solution for authentication soft tokens". fedoramagazine.org. Fedora Magazine. Retrieved 4 April 2018.
  7. Lerch, Ryan (25 June 2014). "freeOTP — an open source solution for authentication soft tokens". fedoramagazine.org. Fedora Magazine. Retrieved 2018-10-11.
  8. "Chapter 6. Authentication - Red Hat Customer Portal". access.redhat.com. Retrieved 2018-10-11.
  9. "FreeOTP Alternatives and Similar Apps - AlternativeTo.net". alternativeto.net. Retrieved 2018-10-11.
  10. "Easily Improving Linux Security with Two-Factor Authentication". complete.org. 2016-09-09. Retrieved 2018-10-11.


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