# Install libyubikey

C library for manipulating Yubico one-time passwords. Version 1.13 via Homebrew; verified from local package data.

## Install

```sh
sudo av install brew:libyubikey
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install libyubikey
```

  Evidence: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install libyubikey
```

  Evidence: MacPorts ports tree: security/libyubikey/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Debian apt (92%):

```sh
sudo apt install libyubikey-dev
```

  Evidence: Debian stable package indexes: libyubikey-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz

- dnf (92%):

```sh
sudo dnf install libyubikey
```

  Evidence: Fedora Rawhide package metadata: libyubikey from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst

- Nix (92%):

```sh
nix profile install nixpkgs#libyubikey
```

  Evidence: nixpkgs package indexes: pkgs/by-name/li/libyubikey/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

- pacman (92%):

```sh
sudo pacman -S yubico-c
```

  Evidence: Arch Linux sync databases: yubico-c from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz

- zypper (92%):

```sh
sudo zypper install libyubikey-devel
```

  Evidence: openSUSE Tumbleweed package metadata: libyubikey-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst

## Package Facts

- **Package key:** brew:libyubikey
- **Package manager:** Homebrew
- **Package manager URL:** <https://formulae.brew.sh/formula/libyubikey>
- **Version:** 1.13
- **Source summary:** C library for manipulating Yubico one-time passwords
- **Homepage:** <https://yubico.github.io/yubico-c/>
- **Repository:** <https://github.com/Yubico/yubico-c>
- **Upstream docs:** <https://yubico.github.io/yubico-c>
- **License:** BSD-2-Clause
- **Source archive:** <https://developers.yubico.com/yubico-c/Releases/libyubikey-1.13.tar.gz>
- **Generated:** 2026-06-10T07:18:26+00:00

## Executables

- modhex (cli)
- ykgenerate (cli)
- ykparse (cli)
- modhex (alias)
- ykgenerate (alias)
- ykparse (alias)

## Install Behavior

- Post-install hook: not defined
- Bottle: available on arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura

## Freshness

- Page generated: 2026-06-10
- Package-manager version: 1.13
- Local data status: ok
- Upstream repository: https://yubico.github.io/yubico-c/
- info: No package-manager update timestamp was available.
- info: Release/tag comparison is only available for GitHub repositories.

## Notes de sécurité

library-like package without higher-risk signals.

- **Geiger risk:** green / low
- library-like package without higher-risk signals

## Source Database Details

- **Source Database:** Homebrew formula API
- **Tap:** homebrew/core
- **Full Name:** libyubikey
- **Version Scheme:** 0
- **Revision:** 0
- **Bottle Stable Root URL:** <https://ghcr.io/v2/homebrew/core>
- **Deprecated:** no
- **Disabled:** no
- **Keg Only:** no
- **URL Keys:** stable

## Other Package-Manager Records

- Debian apt - libyubikey-dev - 1.13-6: normalized package name match | Debian stable package indexes: libyubikey-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Yubikey OTP library development files | https://developers.yubico.com/yubico-c/
- Debian apt - libyubikey0 - 1.13-6: normalized package name match | Debian stable package indexes: libyubikey0 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Yubikey OTP handling library runtime | https://developers.yubico.com/yubico-c/
- Nix - libyubikey: normalized package name match | nixpkgs package indexes: pkgs/by-name/li/libyubikey/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- Ubuntu apt - libyubikey-dev - 1.13-6: normalized package name match | Ubuntu 24.04 LTS package indexes: libyubikey-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Yubikey OTP library development files | https://developers.yubico.com/yubico-c/
- Ubuntu apt - libyubikey0 - 1.13-6: normalized package name match | Ubuntu 24.04 LTS package indexes: libyubikey0 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Yubikey OTP handling library runtime | https://developers.yubico.com/yubico-c/
- dnf - libyubikey - 1.13-27.fc44: normalized package name match | Fedora Rawhide package metadata: libyubikey from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | C library for decrypting and parsing Yubikey One-time passwords | http://opensource.yubico.com/yubico-c
- dnf - libyubikey-devel - 1.13-27.fc44: normalized package name match | Fedora Rawhide package metadata: libyubikey-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst | Development files for libyubikey | http://opensource.yubico.com/yubico-c
- pacman - yubico-c - 1.13-8: normalized package name match | Arch Linux sync databases: yubico-c from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz | Yubico YubiKey C library | https://github.com/Yubico/yubico-c
- zypper - libyubikey-devel - 1.13-3.29: normalized package name match | openSUSE Tumbleweed package metadata: libyubikey-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Yubico's USB key low-level C library | https://developers.yubico.com/
- zypper - libyubikey-tools - 1.13-3.29: normalized package name match | openSUSE Tumbleweed package metadata: libyubikey-tools from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Tools to support Yubico's USB key low-level C library | https://developers.yubico.com/
- zypper - libyubikey0 - 1.13-3.29: normalized package name match | openSUSE Tumbleweed package metadata: libyubikey0 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/155b97171d05e27afd950b6fe0d55513ff38f4597110664535bceedc680bbe6fd459f0733718dcc21dcf0efc7c8250fd1390c73d4790b42e62fb2c16a87242e5-primary.xml.zst | Yubico's USB key low-level C library | https://developers.yubico.com/
- MacPorts - libyubikey: normalized package name match | MacPorts ports tree: security/libyubikey/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Related Links

- [Source-control packages](https://www.automicvault.com/fr/pkg/source-control-tools/) - Belongs to a source-control command family.
- [Terminal utility packages](https://www.automicvault.com/fr/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata.
- [Networking and protocol packages](https://www.automicvault.com/fr/pkg/networking-protocol-tools/) - Matched network, protocol, or remote-service metadata.
- [Security and crypto packages](https://www.automicvault.com/fr/pkg/security-crypto-tools/) - Matched security, identity, cryptography, password, signing, or certificate metadata.
- [ykpers](https://www.automicvault.com/fr/pkg/brew/ykpers/) - Popular package that depends on this formula.
- [cyrus-sasl](https://www.automicvault.com/fr/pkg/brew/cyrus-sasl/) - Shares av.db curated category or tags: authentication, cli, library, security.
- [oath-toolkit](https://www.automicvault.com/fr/pkg/brew/oath-toolkit/) - Shares av.db curated category or tags: authentication, cli, otp, security.
- [totp-cli](https://www.automicvault.com/fr/pkg/brew/totp-cli/) - Shares av.db curated category or tags: authentication, cli, otp, security.
- [libu2f-server](https://www.automicvault.com/fr/pkg/brew/libu2f-server/) - Shares av.db curated category or tags: authentication, cli, security, yubico.
- [krb5](https://www.automicvault.com/fr/pkg/brew/krb5/) - Shares av.db curated category or tags: authentication, cli, security.
- [linux-pam](https://www.automicvault.com/fr/pkg/brew/linux-pam/) - Shares av.db curated category or tags: authentication, cli, security.
- [stoken](https://www.automicvault.com/fr/pkg/brew/stoken/) - Shares av.db curated category or tags: authentication, cli, security.
- [libjwt](https://www.automicvault.com/fr/pkg/brew/libjwt/) - Shares av.db curated category or tags: authentication, cli, security.

## Sources

- Nucleus package database
- Geiger risk classifier
- package-page enrichment
- package version freshness
- av.db category and tag curation
- package relationship graph
- external package-manager database matches
- cross-ecosystem install command graph
