duo_unix

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    "openssl@3"
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  "desc": "Two-factor authentication for SSH",
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  "enrichment_fetched_at": "2026-06-20T23:37:10+00:00",
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  "homepage": "https://www.duosecurity.com/docs/duounix",
  "homepage_og_description": "Duo SSH - Duo can be easily added to any Unix system to protect remote (SSH) or local logins with the addition of a simple pam_duo PAM module. It has been tested on Linux, BSD, Solaris, and AIX. The code is open-source and available on GitHub. Look at the walk through video to protect a Unix system with Pam Duo",
  "homepage_og_image": "https://duo.com/images/socialshare-generic.jpg",
  "homepage_title": "Duo Unix - Two-Factor Authentication for SSH with PAM Support (pam_duo) | Cisco Duo",
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  "license": "GPL-2.0-or-later",
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  "ruby_source_path": "Formula/d/duo_unix.rb",
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