# Install passwdqc with Homebrew, apt, dnf, Nix, zypper

Password/passphrase strength checking and enforcement toolset. Version 2.1.0 via Homebrew; verified from local package data. Also installable with debian: sudo apt install libpam-passwdqc.

## Install

```sh
sudo av install brew:passwdqc
```

Additional install commands:

### macOS

- Homebrew (100%):

```sh
brew install passwdqc
```

  Evidence: local Homebrew formula metadata

### Linux

- Debian apt (92%):

```sh
sudo apt install passwdqc
```

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

- dnf (92%):

```sh
sudo dnf install passwdqc
```

  Evidence: Fedora Rawhide package metadata: passwdqc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst

- Nix (92%):

```sh
nix profile install nixpkgs#passwdqc
```

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

- zypper (92%):

```sh
sudo zypper install passwdqc
```

  Evidence: openSUSE Tumbleweed package metadata: passwdqc from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst

## Package facts

- **Package key:** brew:passwdqc
- **Package manager:** Homebrew
- **Version:** 2.1.0
- **Source summary:** Password/passphrase strength checking and enforcement toolset
- **Homepage:** <https://www.openwall.com/passwdqc/>
- **Generated:** 2026-08-03T19:37:03+00:00

## Executables

- pwqcheck (alias)
- pwqfilter (alias)
- pwqgen (alias)

## Install behavior

- Bottle: not available

## Freshness

- Page generated: 2026-08-03
- Package-manager version: 2.1.0

## Security Notes

narrow executable package without higher-risk signals.

- **Geiger risk:** green / low
- narrow executable package without higher-risk signals


## 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

- Unix: /etc/passwdqc.conf
## Other Package-Manager Records

- Debian apt - libpam-passwdqc - 2.0.3-2+b1: normalized package name match | Debian stable package indexes: libpam-passwdqc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | PAM module for password strength policy enforcement | https://www.openwall.com/passwdqc/
- Debian apt - libpasswdqc-dev - 2.0.3-2+b1: normalized package name match | Debian stable package indexes: libpasswdqc-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | password checking and policy enforcement library (devel) | https://www.openwall.com/passwdqc/
- Debian apt - libpasswdqc1 - 2.0.3-2+b1: normalized package name match | Debian stable package indexes: libpasswdqc1 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | password strength checking and policy enforcement library | https://www.openwall.com/passwdqc/
- Debian apt - passwdqc - 2.0.3-2+b1: normalized package name match | Debian stable package indexes: passwdqc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | password strength checking and policy enforcement toolset | https://www.openwall.com/passwdqc/
- Nix - passwdqc: normalized package name match | nixpkgs package indexes: pkgs/by-name/pa/passwdqc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- Ubuntu apt - libpam-passwdqc - 2.0.3-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: libpam-passwdqc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | PAM module for password strength policy enforcement | https://www.openwall.com/passwdqc/
- Ubuntu apt - libpasswdqc-dev - 2.0.3-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: libpasswdqc-dev from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | password checking and policy enforcement library (devel) | https://www.openwall.com/passwdqc/
- Ubuntu apt - libpasswdqc1 - 2.0.3-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: libpasswdqc1 from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | password strength checking and policy enforcement library | https://www.openwall.com/passwdqc/
- Ubuntu apt - passwdqc - 2.0.3-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: passwdqc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | password strength checking and policy enforcement toolset | https://www.openwall.com/passwdqc/
- dnf - libpasswdqc - 2.0.3-10.fc45: normalized package name match | Fedora Rawhide package metadata: libpasswdqc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Passphrase quality checker shared library | https://www.openwall.com/passwdqc/
- dnf - libpasswdqc-devel - 2.0.3-10.fc45: normalized package name match | Fedora Rawhide package metadata: libpasswdqc-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Development files for building passwdqc-aware applications | https://www.openwall.com/passwdqc/
- dnf - pam_passwdqc - 2.0.3-10.fc45: normalized package name match | Fedora Rawhide package metadata: pam_passwdqc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Pluggable passphrase quality checker | https://www.openwall.com/passwdqc/
- dnf - passwdqc - 2.0.3-10.fc45: normalized package name match | Fedora Rawhide package metadata: passwdqc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | A password/passphrase strength checking and policy enforcement toolset | https://www.openwall.com/passwdqc/
- dnf - passwdqc-utils - 2.0.3-10.fc45: normalized package name match | Fedora Rawhide package metadata: passwdqc-utils from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/07190dc5ae9f35ae73866675fed6d95fe6e8d9fe22c9d7cdf85862cb2ed24a4c-primary.xml.zst | Password quality checker utilities | https://www.openwall.com/passwdqc/
- zypper - passwdqc - 1.4.0-2.17: normalized package name match | openSUSE Tumbleweed package metadata: passwdqc from https://download.opensuse.org/tumbleweed/repo/oss/repodata/50b07339cb64c8ed4091bdbabddadc1ff5737b090e478818a195b40d8a3292861a879139b4a3987c31109699fde9fbf4a716367ddf4eef77da75f96e3193d6ed-primary.xml.zst | Tools for Password Checking and Generation | http://www.openwall.com/passwdqc/


## Combined YAML source

View the package source record on GitHub. [combined/passwdqc.yml](https://github.com/mxcl/pkgdb/blob/main/combined/passwdqc.yml)


## Sources

- pkg.so package database
- Geiger risk classifier
- curated configuration and credential file locations
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph