Automic VaultAutomic Vault

brew

使用 Homebrew, Nix, apk, apt, dnf 安装 duo_unix

查看 duo_unix 的安装路径、可执行文件、元数据以及面向 AI 代理工作流的安全说明。

安装命令安全说明

安装

其他安装命令

macOS

Homebrew已验证 · 100%
brew install duo_unix

local Homebrew formula metadata

Linux

Nix已验证 · 92%
nix profile install nixpkgs#duo-unix

nixpkgs package indexes · pkgs/by-name/du/duo-unix/package.nix · 来源: api.github.com

Alpine Linux apk已验证 · 92%
sudo apk add duo_unix

Alpine Linux edge package indexes · duo_unix · 来源: dl-cdn.alpinelinux.org

Debian apt已验证 · 92%
sudo apt install libduo-dev

Debian stable package indexes · libduo-dev · 来源: deb.debian.org

Fedora dnf已验证 · 92%
sudo dnf install duo_unix

Fedora Rawhide package metadata · duo_unix · 来源: dl.fedoraproject.org

概览

软件包摘要

Two-factor authentication for SSH

命令和别名

  • duo_unix_support.sh
  • login_duo

历史

项目历史与用法

Duo Unix is Duo Security's Unix integration for adding Duo two-factor authentication to SSH, sudo, and other PAM-protected services. It packages two important surfaces: the `pam_duo` PAM module and the `login_duo` standalone login wrapper.

项目历史

The public Duo Unix repository was created in 2011 and is maintained by Duo Security. The README describes it as Duo two-factor authentication for Unix systems, with the repository intended for development or cutting-edge versions while stable release tarballs and packages are recommended for production deployments.

The project is written mainly in C and uses traditional Unix build machinery: bootstrap, configure, make, and make install. Its docs and README center on the practical security integration points: PAM, login wrappers, OpenSSL-backed TLS, and config files containing Duo integration keys and API host information.

采用历史

Duo Unix adoption follows Duo's enterprise MFA adoption path: administrators add a Duo Unix integration in the Duo Admin Panel, deploy packages or stable tarballs, configure SSH or sudo, and place integration credentials in `/etc/duo` or `/etc/security` config files.

Package metadata shows distribution through Homebrew, Alpine, Debian/Ubuntu development packages, Fedora, and Nix. That breadth matters because PAM integrations are usually installed by OS package managers on servers rather than vendored into applications.

使用方式

Typical usage is to install Duo Unix with PAM support, create a Unix integration in the Duo Admin Panel, put the integration key, secret key, and API hostname into `pam_duo.conf` or `login_duo.conf`, and then wire `pam_duo` into the PAM stack for SSH or sudo.

`login_duo` can also protect command execution without PAM. The README shows a test invocation that runs a command only after successful Duo authentication.

为什么软件包爱好者会关心

Duo Unix is package-nerd significant because it lives at a high-risk boundary: a small C package, config files with secrets, PAM modules, and remote MFA API calls can affect whether administrators can log into their own machines.

Its packaging history illustrates why security integrations stay conservative: upstream points production users at stable tarballs/packages, while the GitHub repo remains the development surface. For package managers, correct file placement and clear upgrade behavior matter as much as the executable.

时间线

  • 2011: The public duosecurity/duo_unix repository is created.
  • 2025: Duo Unix 2.1.0 and 2.2.x releases are published on GitHub.
  • 2026: The repository remains active with updates and package-manager distribution across multiple Unix-like systems.

Related projects

  • Duo Security's Unix integration and Admin Panel are the operational counterpart to the open-source Unix package.
  • OpenPAM/Linux-PAM, OpenSSH, sudo, and OpenSSL are adjacent infrastructure because Duo Unix plugs into PAM-protected login flows and uses the system OpenSSL library for TLS.

来源

安全态势

风险级别：blue

broad file, network, media, or database tool signal.

风险分类器

blue 风险 · 中 置信度 · tool

原因

  • broad file, network, media, or database tool signal

信号

  • text:ssh

安装行为

  • formula 元数据中未记录 Homebrew post-install 钩子。
  • Homebrew bottle 元数据适用于 6 个平台目标。
  • 安装时包含 1 个运行时依赖。
  • 构建元数据列出 3 个构建依赖。

建议审查

在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。

local files

Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.

Configuration files

Config paths the tool may read or write during local use.

Unix
/etc/duo/pam_duo.conf/etc/security/pam_duo.conf/etc/duo/login_duo.conf/etc/security/login_duo.conf

Credential files

Credential-bearing paths to review before unattended agent runs.

Unix
/etc/duo/pam_duo.conf/etc/security/pam_duo.conf/etc/duo/login_duo.conf/etc/security/login_duo.conf

可执行文件

已安装的可执行文件

命令类型暴露范围备注
duo_unix_support.shcli全局可执行文件
login_duocli全局可执行文件

新鲜度

版本和新鲜度

这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。

页面生成时间2026-07-25
管理器版本2.2.3
管理器更新时间2026-06-22
本地数据OK
上游当前
检测到的最新版本duo_unix-2.2.3

https://github.com/duosecurity/duo_unix

  • OK没有生成新鲜度警告。

安装元数据

软件包元数据

软件包键brew:duo_unix
版本2.2.3
软件包管理器Homebrew
软件包管理器页面https://formulae.brew.sh/formula/duo_unix
主页https://www.duosecurity.com/docs/duounix
仓库https://github.com/duosecurity/duo_unix
上游文档https://duo.com/docs/duounix
许可证GPL-2.0-or-later
源码归档https://github.com/duosecurity/duo_unix/archive/refs/tags/duo_unix-2.2.3.tar.gz
最后更新2026-06-22T14:03:12-07:00
Pulseupdated
依赖openssl@3
构建依赖autoconf, automake, libtool
Bottle可用 (于 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install未定义
服务未声明

注册表事实

源数据库详情

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Nameduo_unix
Version Scheme0
Revision0
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
URL Keys
  • stable

源数据库匹配

其他软件包管理器记录

匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。

Debian apt95%

libduo-dev 1.11.3-1.2+b1

Duo Security development libraries and header files

https://github.com/duosecurity/duo_unix

sudo apt install libduo-dev
  • Section: libdevel
  • Architecture: amd64
  • Source Package: duo-unix
  • 1 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libduo-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libduo3t64 1.11.3-1.2+b1

Duo Security library

https://github.com/duosecurity/duo_unix

sudo apt install libduo3t64
  • Section: libs
  • Architecture: amd64
  • Source Package: duo-unix
  • 2 依赖
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libduo3t64 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

libpam-duo 1.11.3-1.2+b1

PAM module for Duo Security two-factor authentication

https://github.com/duosecurity/duo_unix

sudo apt install libpam-duo
  • Section: libs
  • Architecture: amd64
  • Source Package: duo-unix
  • 4 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Debian stable package indexes · deb.debian.org · Debian stable package indexes: libpam-duo from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

login-duo 1.11.3-1.2+b1

login wrapper for Duo Security two-factor authentication

https://github.com/duosecurity/duo_unix

sudo apt install login-duo
  • Section: admin
  • Architecture: amd64
  • Source Package: duo-unix
  • 3 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Debian stable package indexes · deb.debian.org · Debian stable package indexes: login-duo from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Nix95%

duo-unix

nix profile install nixpkgs#duo-unix
  • normalized package name match
  • 匹配方式：Duo Unix
nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/du/duo-unix/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
Ubuntu apt95%

libduo-dev 1.11.3-1.1build2

Duo Security development libraries and header files

https://github.com/duosecurity/duo_unix

sudo apt install libduo-dev
  • Section: universe/libdevel
  • Architecture: amd64
  • Source Package: duo-unix
  • 1 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libduo-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

libduo3t64 1.11.3-1.1build2

Duo Security library

https://github.com/duosecurity/duo_unix

sudo apt install libduo3t64
  • Section: universe/libs
  • Architecture: amd64
  • Source Package: duo-unix
  • 2 依赖
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libduo3t64 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

libpam-duo 1.11.3-1.1build2

PAM module for Duo Security two-factor authentication

https://github.com/duosecurity/duo_unix

sudo apt install libpam-duo
  • Section: universe/libs
  • Architecture: amd64
  • Source Package: duo-unix
  • 4 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: libpam-duo from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

login-duo 1.11.3-1.1build2

login wrapper for Duo Security two-factor authentication

https://github.com/duosecurity/duo_unix

sudo apt install login-duo
  • Section: universe/admin
  • Architecture: amd64
  • Source Package: duo-unix
  • 3 依赖
  • normalized package name match
  • 匹配方式：Duo Unix
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: login-duo from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
apk95%

duo_unix 1.12.1-r2

Duo two-factor authentication for Unix systems with Pluggable Authentication Modules (PAM)

https://duo.com/docs/duounix

sudo apk add duo_unix
  • License: GPL-2.0-only
  • Architecture: x86_64
  • Source Package: duo_unix
  • 1 依赖
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: duo_unix from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

duo_unix-dev 1.12.1-r2

Duo two-factor authentication for Unix systems with Pluggable Authentication Modules (PAM) (development files)

https://duo.com/docs/duounix

sudo apk add duo_unix-dev
  • License: GPL-2.0-only
  • Architecture: x86_64
  • Source Package: duo_unix
  • 1 依赖
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: duo_unix-dev from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk95%

duo_unix-doc 1.12.1-r2

Duo two-factor authentication for Unix systems with Pluggable Authentication Modules (PAM) (documentation)

https://duo.com/docs/duounix

sudo apk add duo_unix-doc
  • License: GPL-2.0-only
  • Architecture: x86_64
  • Source Package: duo_unix
  • normalized package name match
  • 匹配方式：Duo Unix
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: duo_unix-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
dnf95%

duo_unix 2.2.3-1.fc44

Duo two-factor authentication for UNIX systems

https://duo.com/

sudo dnf install duo_unix
  • License: GPL-2.0-with-classpath-exception AND Apache-2.0 AND BSD-2-Clause AND BSD-3-Clause AND BSD-4-Clause AND FSFAP AND FSFULLR AND GPL-1.0-only AND
  • Category: Unspecified
  • Architecture: i686
  • Source Package: duo_unix
  • 7 依赖
  • 2 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: duo_unix from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf95%

duo_unix-devel 2.2.3-1.fc44

Development files and documentation for duo_unix

https://duo.com/

sudo dnf install duo_unix-devel
  • License: GPL-2.0-with-classpath-exception AND Apache-2.0 AND BSD-2-Clause AND BSD-3-Clause AND BSD-4-Clause AND FSFAP AND FSFULLR AND GPL-1.0-only AND
  • Category: Unspecified
  • Architecture: i686
  • Source Package: duo_unix
  • 4 依赖
  • 2 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: duo_unix-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf95%

duo_unix-doc 2.2.3-1.fc44

Documentation and license files for duo_unix

https://duo.com/

sudo dnf install duo_unix-doc
  • License: GPL-2.0-with-classpath-exception AND Apache-2.0 AND BSD-2-Clause AND BSD-3-Clause AND BSD-4-Clause AND FSFAP AND FSFULLR AND GPL-1.0-only AND
  • Category: Unspecified
  • Architecture: noarch
  • Source Package: duo_unix
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: duo_unix-doc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf95%

duo_unix-selinux 2.2.3-1.fc44

SELinux rules for duo_unix

https://duo.com/

sudo dnf install duo_unix-selinux
  • License: GPL-2.0-with-classpath-exception AND Apache-2.0 AND BSD-2-Clause AND BSD-3-Clause AND BSD-4-Clause AND FSFAP AND FSFULLR AND GPL-1.0-only AND
  • Category: Unspecified
  • Architecture: x86_64
  • Source Package: duo_unix
  • 8 依赖
  • 1 提供
  • normalized package name match
  • 匹配方式：Duo Unix
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: duo_unix-selinux from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

软件包图谱

链接来自本地软件包关系图、补充数据、依赖边、生态匹配和软件包 hub 归属。

相关工具

  • openssl@3Runtime dependency declared by Homebrew.
  • autoconfBuild dependency declared by Homebrew.
  • automakeBuild dependency declared by Homebrew.
  • libtoolBuild dependency declared by Homebrew.

相同工作流

  • linux-pamShares av.db curated category or tags: authentication, cli, pam, security.
  • oath-toolkitShares av.db curated category or tags: authentication, cli, pam, security.
  • cotpShares av.db curated category or tags: authentication, cli, security, two-factor-authentication.
  • cyrus-saslShares av.db curated category or tags: authentication, cli, security.
  • google-authenticator-libpamShares av.db curated category or tags: authentication, cli, pam, security, two-factor-authentication.
  • krb5Shares av.db curated category or tags: authentication, cli, security.

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使用的来源

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  • av.db category and tag curation
  • cross-ecosystem install command graph
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