Automic VaultAutomic Vault

brew

dropbear を Homebrew, apk, apt, dnf, Nix, pacman でインストール

dropbear のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

インストールコマンドセキュリティノート

インストール

追加のインストールコマンド

macOS

Homebrew確認済み · 100%
brew install dropbear

local Homebrew formula metadata

Linux

Alpine Linux apk確認済み · 92%
sudo apk add dropbear

Alpine Linux edge package indexes · dropbear · ソース: dl-cdn.alpinelinux.org

Debian apt確認済み · 92%
sudo apt install dropbear

Debian stable package indexes · dropbear · ソース: deb.debian.org

Fedora dnf確認済み · 92%
sudo dnf install dropbear

Fedora Rawhide package metadata · dropbear · ソース: dl.fedoraproject.org

Nix確認済み · 92%
nix profile install nixpkgs#dropbear

nixpkgs package indexes · pkgs/by-name/dr/dropbear/package.nix · ソース: api.github.com

Arch Linux pacman確認済み · 92%
sudo pacman -S dropbear

Arch Linux sync databases · dropbear · ソース: geo.mirror.pkgbuild.com

概要

パッケージ概要

Small SSH server/client for POSIX-based system

コマンドとエイリアス

  • dbclient
  • dropbear
  • dropbearconvert
  • dropbearkey

履歴

プロジェクトの歴史と使われ方

Dropbear is a compact SSH server and client suite for POSIX systems, best known in package-manager culture as the SSH implementation people reach for when OpenSSH is too large or too operationally heavy. It provides `dropbear` for the server, `dbclient` for the client, and key/conversion utilities in a deliberately small package.

プロジェクトの歴史

Dropbear development started in October 2002, with the first public release, 0.28, appearing on April 6, 2003. The early changelog shows the project quickly adding practical SSH server features such as syslog support, X11 forwarding, agent forwarding, local TCP forwarding, OpenSSH key conversion, and Debian packaging support during 2003.

The project has remained active for decades rather than becoming a frozen embedded artifact. Its current changelog includes 2026 releases with security fixes, scp hardening, algorithm-query support, forwarding improvements, and behavior changes made in response to modern SSH and libc realities.

採用の歴史

Dropbear was adopted heavily by embedded Linux distributions, rescue environments, routers, initramfs setups, and minimal systems because it can provide SSH access with a much smaller footprint than a full OpenSSH deployment. Its package availability across Homebrew, Debian, Ubuntu, Fedora, Arch, Alpine, and Nix reflects that cross-platform utility.

使われ方

Typical package usage includes running `dropbear` as a lightweight SSH daemon, using `dbclient` as a small SSH client, generating host keys with `dropbearkey`, and converting keys with `dropbearconvert`. The documented host-key paths and OpenSSH-compatible authorized_keys behavior make it especially useful where users need interoperable SSH without installing the full OpenSSH stack.

パッケージ好きにとっての重要性

Dropbear is package-nerd significant because it embodies the classic small-tools tradeoff: enough SSH compatibility for real deployments, intentionally less bulk than OpenSSH, and build-time options for constrained systems. It is also one of the few packages whose value is obvious both to embedded firmware builders and to people maintaining recovery shells on ordinary Unix systems.

タイムライン

  • 2002: Development starts in October.
  • 2003: Dropbear 0.28 is released as the initial public release.
  • 2003: `dropbearconvert`, Debian packaging support, X11 forwarding, agent forwarding, and early TCP forwarding appear in subsequent 0.3x releases.
  • 2026: Releases 2026.90 and 2026.91 include security, scp, forwarding, and compatibility fixes.

Related projects

  • OpenSSH is the main compatibility reference and the larger alternative implementation.
  • LibTomCrypt and LibTomMath were part of Dropbear's early cryptographic/math dependency story.
  • BusyBox-style and embedded Linux systems are common deployment neighbors because they share the same small-footprint design pressure.

セキュリティ状態

保護ツール対応はまだ見つかっていません

dropbear に一致するローカルシークレット処理マニフェストは見つかりませんでした。将来の対応で安定したパッケージ URL を使えるよう、Nucleus パッケージメタデータはここに公開されています。

インストール挙動

  • formula メタデータに Homebrew post-install フックは記録されていません。
  • Homebrew bottle メタデータは 6 個のプラットフォームターゲットで利用できます。

推奨レビュー

エージェントに無人実行させる前に、このツールが平文の認証情報を読むか、リモート状態を書き込むか、成果物を公開するか、プラグインを起動するかを確認してください。

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.

Credential files

Credential-bearing paths to review before unattended agent runs.

Unix
~/.ssh/authorized_keys~/.ssh/id_dropbear/etc/dropbear/dropbear_rsa_host_key/etc/dropbear/dropbear_dss_host_key/etc/dropbear/dropbear_ecdsa_host_key/etc/dropbear/dropbear_ed25519_host_key

実行可能ファイル

インストールされる実行可能ファイル

コマンド種類公開範囲メモ
dbclientcliグローバル実行可能ファイル
dropbearcliグローバル実行可能ファイル
dropbearconvertcliグローバル実行可能ファイル
dropbearkeycliグローバル実行可能ファイル

鮮度

バージョンと鮮度

これらの信号は、ページ生成時期、パッケージマネージャの活動、上流リリース比較を分けて示します。バージョン遅れは、証拠 URL と比較可能なバージョンがある場合だけ警告されます。

ページ生成日2026-07-25
マネージャ版2026.94
マネージャ更新日2026-07-23
ローカルデータOK
上流not checked
検出された最新未検出

https://matt.ucc.asn.au/dropbear/dropbear.html

インストールメタデータ

パッケージメタデータ

パッケージキーbrew:dropbear
バージョン2026.94
パッケージマネージャHomebrew
パッケージマネージャページhttps://formulae.brew.sh/formula/dropbear
ホームページhttps://matt.ucc.asn.au/dropbear/dropbear.html
リポジトリhttps://github.com/mkj/dropbear
上流ドキュメントhttps://github.com/mkj/dropbear#readme
ライセンスMIT
ソースアーカイブhttps://matt.ucc.asn.au/dropbear/releases/dropbear-2026.94.tar.bz2
最終更新2026-07-23T16:36:51Z
Pulseupdated
macOS 提供ライブラリlibxcrypt
Bottle利用可能 (対象 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-install未定義
サービス宣言なし

レジストリ情報

ソースデータベース詳細

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

ソースデータベース一致

他のパッケージマネージャ記録

一致は外部パッケージマネージャインデックスから取得され、ローカルの Automic Vault パッケージリンクとは分けて表示されます。

Debian apt95%

dropbear 2025.89-1~deb13u1

lightweight SSH2 server and client - startup scripts

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear
  • Section: net
  • Architecture: all
  • 1 依存関係
  • 3 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Debian stable package indexes · deb.debian.org · Debian stable package indexes: dropbear from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

dropbear-bin 2025.89-1~deb13u1

lightweight SSH2 server and client - command line tools

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear-bin
  • Section: net
  • Architecture: amd64
  • Source Package: dropbear
  • 5 依存関係
  • 1 提供
  • 1 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Debian stable package indexes · deb.debian.org · Debian stable package indexes: dropbear-bin from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Debian apt95%

dropbear-initramfs 2025.89-1~deb13u1

lightweight SSH2 server and client - initramfs integration

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear-initramfs
  • Section: net
  • Architecture: all
  • Source Package: dropbear
  • 5 依存関係
  • 1 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Debian stable package indexes · deb.debian.org · Debian stable package indexes: dropbear-initramfs from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz
Nix95%

dropbear

nix profile install nixpkgs#dropbear
  • normalized package name match
  • 一致条件: Dropbear
nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/dr/dropbear/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
Ubuntu apt95%

dropbear 2022.83-4

lightweight SSH2 server and client - startup scripts

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear
  • Section: universe/net
  • Architecture: all
  • 3 依存関係
  • 2 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: dropbear from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

dropbear-bin 2022.83-4

lightweight SSH2 server and client - command line tools

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear-bin
  • Section: universe/net
  • Architecture: amd64
  • Source Package: dropbear
  • 5 依存関係
  • 1 提供
  • 1 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: dropbear-bin from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
Ubuntu apt95%

dropbear-initramfs 2022.83-4

lightweight SSH2 server and client - initramfs integration

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apt install dropbear-initramfs
  • Section: universe/net
  • Architecture: all
  • Source Package: dropbear
  • 5 依存関係
  • 1 任意依存関係
  • normalized package name match
  • 一致条件: Dropbear
Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: dropbear-initramfs from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz
apk95%

dropbear 2026.91-r0

small SSH 2 client/server designed for small memory environments

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-convert 2026.91-r0

dropbear dropbearconvert command

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-convert
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-convert from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-dbclient 2026.91-r0

dropbear dbclient command

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-dbclient
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-dbclient from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-doc 2026.91-r0

small SSH 2 client/server designed for small memory environments (documentation)

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-doc
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-doc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-nftrules 2026.91-r0

small SSH 2 client/server designed for small memory environments (nftables ruleset)

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-nftrules
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-nftrules from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-openrc 2026.91-r0

small SSH 2 client/server designed for small memory environments (OpenRC init scripts)

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-openrc
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-openrc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-scp 2026.91-r0

dropbear scp support

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-scp
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-scp from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
apk95%

dropbear-ssh 2026.91-r0

dropbear ssh command (compatibility symlink for dbclient)

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo apk add dropbear-ssh
  • License: MIT
  • Architecture: x86_64
  • Source Package: dropbear
  • 1 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: dropbear-ssh from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
dnf95%

dropbear 2026.91-1.fc45

Lightweight SSH server and client

https://matt.ucc.asn.au/dropbear/dropbear.html

sudo dnf install dropbear
  • License: MIT
  • Category: Unspecified
  • Architecture: x86_64
  • Source Package: dropbear
  • 9 依存関係
  • 1 提供
  • normalized package name match
  • 一致条件: Dropbear
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: dropbear from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

パッケージグラフ

リンクは、ローカルのパッケージ関係グラフ、補足データ、依存関係、エコシステム一致、パッケージハブ所属から来ています。

同じワークフロー

  • corkscrewShares av.db curated category or tags: cli, networking, ssh.
  • gotunShares av.db curated category or tags: cli, networking, ssh.
  • lazysshShares av.db curated category or tags: cli, networking, ssh.
  • psshShares av.db curated category or tags: cli, networking, ssh.
  • rospoShares av.db curated category or tags: cli, networking, ssh.
  • asshShares av.db curated category or tags: cli, networking, ssh.

エージェント安全ガイド

ソース経路

リポジトリデータから生成

このページは scripts/generate-pkg-sqlite.py が生成した非公開のパッケージ SQLite アーティファクトから av-web によって提供されます。

使用ソース

  • Geiger risk classifier
  • Nucleus package database
  • av.db category and tag curation
  • cross-ecosystem install command graph
  • curated configuration and credential file locations
  • curated package history
  • external package-manager database matches
  • package relationship graph
  • package version freshness
  • package-page enrichment