Installation

Weitere Installationsbefehle

macOS

Homebrewverifiziert · 100%

brew install dns2tcp

local Homebrew formula metadata

MacPortsverifiziert · 94%

sudo port install dns2tcp

MacPorts ports tree · net/dns2tcp/Portfile · Quelle: api.github.com

Linux

Debian aptverifiziert · 92%

sudo apt install dns2tcp

Debian stable package indexes · dns2tcp · Quelle: deb.debian.org

Nixverifiziert · 92%

nix profile install nixpkgs#dns2tcp

nixpkgs package indexes · pkgs/by-name/dn/dns2tcp/package.nix · Quelle: api.github.com

Überblick

Paketzusammenfassung

TCP over DNS tunnel

Projektlinks

Befehle und Aliase

dns2tcpc
dns2tcpd

Verlauf

Projektgeschichte und Nutzung

dns2tcp is a client/server tool for relaying TCP connections over DNS. It belongs to the older family of DNS-tunneling utilities used for constrained networks, demonstrations, and security testing rather than general-purpose VPN service.

Projektgeschichte

The upstream ChangeLog marks version 0.3 as the public release and records later fixes for 64-bit architectures, DNS decoding, privilege dropping, client authentication, and Windows client support. The README is explicit that DNS encapsulation is not encrypted and should be treated as an insecure transport.

Adoptionsgeschichte

dns2tcp stayed visible because it solves one very specific network problem with small C tools: a client, a server, and simple resource mappings. Distribution packaging kept it available for administrators and security testers who need a TCP-over-DNS tunnel without a broader VPN stack.

Wie es verwendet wird

The README shows using dns2tcpc to list available remote resources, bind a local port to a remote service, or run from ~/.dns2tcprc. Server use centers on ~/.dns2tcpdrc, where the operator defines the DNS domain, key, and named resources such as ssh or smtp targets.

Warum Paket-Nerds sich dafür interessieren

Package nerds care about dns2tcp because it is a classic small-network-tool package: narrow, risky if misunderstood, but valuable in labs and incident-response toolboxes because it demonstrates TCP-over-DNS behavior with minimal moving parts.

Zeitleiste

0.3: Public release.
0.4: 64-bit architectures start working.
0.5: Client authentication, Windows client support, and proxy-style use are added.
0.5.2: OpenSSL includes are removed after earlier library cleanup.

Related projects

iodine is a related DNS-tunneling project focused on IP-over-DNS rather than TCP-over-DNS.
ssh ProxyCommand workflows are a common adjacent use case for dns2tcpc.

Quellen

Sicherheitslage

Risikostufe: grün

narrow executable package without higher-risk signals.

Risikoklassifikator

grün Risiko · niedrig Konfidenz · appliance

Warum

narrow executable package without higher-risk signals

Signale

metadata:no-higher-risk-signals

Installationsverhalten

In den Formelmetadaten ist kein Homebrew-Post-install-Hook erfasst.
Homebrew-Bottle-Metadaten sind für 13 Plattformziele verfügbar.

Empfohlene Prüfung

Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.

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: ~/.dns2tcprc~/.dns2tcpdrc

Credential files

Credential-bearing paths to review before unattended agent runs.

Unix: ~/.dns2tcprc~/.dns2tcpdrc

Executables

Installierte Executables

Befehl	Art	Sichtbarkeit	Hinweis
`dns2tcpc`	cli	globales Executable
`dns2tcpd`	cli	globales Executable

Aktualität

Version und Aktualität

Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.

Seite generiert2026-07-25

Manager-Version0.5.2

Manager aktualisiert

lokale DatenOK

Upstreamnot checked

neueste erkannte Versionnicht erkannt

https://packages.debian.org/sid/dns2tcp

InfoNo package-manager update timestamp was available.niedrig Konfidenz
InfoRelease/tag comparison is only available for GitHub repositories.https://packages.debian.org/sid/dns2tcpnone Konfidenz

Installationsmetadaten

Paketmetadaten

Paketschlüssel	brew:dns2tcp
Version	0.5.2
Paketmanager	Homebrew
Paketmanager-Seite	https://formulae.brew.sh/formula/dns2tcp
Homepage	https://packages.debian.org/sid/dns2tcp
Repository	https://github.com/alex-sector/dns2tcp
Upstream-Dokumentation	https://github.com/alex-sector/dns2tcp
Lizenz	GPL-2.0-or-later
Quellarchiv	https://deb.debian.org/debian/pool/main/d/dns2tcp/dns2tcp_0.5.2.orig.tar.gz
Bottle	verfügbar (auf arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, x86_64_linux)
Homebrew post-install	nicht definiert
Dienst	keiner deklariert

Registry-Fakten

Details aus der Quelldatenbank

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	dns2tcp
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

Source-Datenbank-Treffer

Andere Paketmanager-Einträge

Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.

Debian apt95%

dns2tcp 0.5.2-3

TCP-over-DNS tunnel server and client

http://www.hsc.fr/ressources/outils/dns2tcp/

sudo apt install dns2tcp

Section: net
Architecture: amd64
3 Abhängigkeiten
normalized package name match
Abgeglichen nach: Dns2tcp

Debian stable package indexes · deb.debian.org · Debian stable package indexes: dns2tcp from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz

Nix95%

dns2tcp

nix profile install nixpkgs#dns2tcp

normalized package name match
Abgeglichen nach: Dns2tcp

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/dn/dns2tcp/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

Ubuntu apt95%

dns2tcp 0.5.2-3

TCP-over-DNS tunnel server and client

http://www.hsc.fr/ressources/outils/dns2tcp/

sudo apt install dns2tcp

Section: universe/net
Architecture: amd64
3 Abhängigkeiten
normalized package name match
Abgeglichen nach: Dns2tcp

Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: dns2tcp from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz

MacPorts95%

dns2tcp

sudo port install dns2tcp

normalized package name match
Abgeglichen nach: Dns2tcp

MacPorts ports tree · api.github.com · MacPorts ports tree: net/dns2tcp/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

Paketgraph

Links stammen aus dem lokalen Paketbeziehungsgraph, Ergänzungen, Abhängigkeitskanten, Ecosystem-Matches und Paket-Hub-Mitgliedschaft.

Quellspur

Aus Repository-Daten generiert

Diese Seite wird von av-web aus dem privaten Paket-SQLite-Artefakt bereitgestellt, das scripts/generate-pkg-sqlite.py erstellt.

Combined YAML source

View the package source record on GitHub.

combined/dns2tcp.yml

Verwendete Quellen

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

dns2tcp mit Homebrew, apt, MacPorts, Nix installieren