macOS
Homebrewverifiziert · 100%
brew install ntplocal Homebrew formula metadata
MacPortsverifiziert · 94%
sudo port install ntpMacPorts ports tree · sysutils/ntp/Portfile · Quelle: api.github.com
brew
ntp mit Homebrew, MacPorts, Nix, pacman, apt, zypper installieren
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für ntp in AI-Agent-Workflows.
Installation
Weitere Installationsbefehle
Linux
Nixverifiziert · 92%
nix profile install nixpkgs#ntpnixpkgs package indexes · pkgs/by-name/nt/ntp/package.nix · Quelle: api.github.com
Arch Linux pacmanverifiziert · 92%
sudo pacman -S ntpArch Linux sync databases · ntp · Quelle: geo.mirror.pkgbuild.com
Ubuntu aptverifiziert · 92%
sudo apt install ntpUbuntu 24.04 LTS package indexes · ntp · Quelle: archive.ubuntu.com
openSUSE zypperverifiziert · 92%
sudo zypper install ntpopenSUSE Tumbleweed package metadata · ntp · Quelle: download.opensuse.org
Überblick
Paketzusammenfassung
Network Time Protocol (NTP) Distribution
Projektlinks
Befehle und Aliase
- ntp-keygen
- ntp-wait
- ntpd
- ntpdate
- ntpdc
- ntpq
- ntptime
- ntptrace
- sntp
- update-leap
Verlauf
Projektgeschichte und Nutzung
The NTP package is the classic Network Time Protocol distribution: daemon, query tools, key generation, SNTP utilities, leap-file updater, and compatibility commands for operating a network-synchronized system clock.
Projektgeschichte
NTP predates most packages in this database. The NTP FAQ says the first NTP implementation started around 1980, after earlier Internet clock-service work, and that the name Network Time Protocol first appeared in RFC 958 in September 1985. David L. Mills authored RFC 958.
The FAQ traces the protocol through RFC 1059 for NTP version 1 in 1988, RFC 1119 for version 2 with symmetric-key authentication, RFC 1305 for version 3 in 1992, and later NTPv4 work. It also notes that `xntp`, written by Dennis Fergusson at the University of Toronto, evolved into the public software distribution.
Adoptionsgeschichte
NTP became foundational Internet infrastructure because clocks affect logs, authentication, distributed systems, filesystems, Kerberos, TLS validation, monitoring, and incident response. The package is less a trendy CLI than a long-lived system service that operating systems either ship directly or replace with compatible descendants such as chrony, systemd-timesyncd, OpenNTPD, or NTPsec.
The Homebrew package remains useful for admins who specifically need the reference-style tools such as `ntpd`, `ntpq`, `ntpdate`, `sntp`, and `ntptime` on macOS or in reproducible package environments.
Wie es verwendet wird
Package users configure servers and peers in `/etc/ntp.conf`, run `ntpd` as a daemon, inspect associations with `ntpq`, generate or manage keys with `ntp-keygen`, perform one-shot synchronization with `ntpdate` or `sntp`, and maintain leap-second data with `update-leap`.
The practical split is operational: small systems often only need client synchronization, while infrastructure operators care about strata, upstream server selection, authentication, drift behavior, and monitoring offset/jitter over time.
Warum Paket-Nerds sich dafür interessieren
NTP is package history as infrastructure history. It is one of the quiet protocols that made distributed computing less chaotic, and the brew formula packages the traditional toolchain rather than a newer reimplementation.
Zeitleiste
- Around 1980: first NTP implementation, per the NTP FAQ.
- 1985-09: RFC 958, Network Time Protocol, published by David L. Mills.
- 1988: RFC 1059 specified NTP version 1.
- 1989: RFC 1119 specified NTP version 2.
- 1992: RFC 1305 specified NTP version 3.
- 2010-06: RFC 5905 specified NTP version 4.
Related projects
- xntp
- NTPsec
- OpenNTPD
- chrony
- systemd-timesyncd
Quellen
Sicherheitslage
Risikostufe: blue
broad file, network, media, or database tool signal.
Risikoklassifikator
blue Risiko · mittel Konfidenz · tool
Warum
- broad file, network, media, or database tool signal
Signale
- text:network
Installationsverhalten
- In den Formelmetadaten ist kein Homebrew-Post-install-Hook erfasst.
- Homebrew-Bottle-Metadaten sind für 10 Plattformziele verfügbar.
- Installiert mit 1 Laufzeitabhängigkeiten.
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
/etc/ntp.conf
Credential files
Credential-bearing paths to review before unattended agent runs.
- Unix
/etc/ntp.keys
Executables
Installierte Executables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
ntp-keygen | cli | globales Executable | |
ntp-wait | cli | globales Executable | |
ntpd | cli | globales Executable | |
ntpdate | cli | globales Executable | |
ntpdc | cli | globales Executable | |
ntpq | cli | globales Executable | |
ntptime | cli | globales Executable | |
ntptrace | cli | globales Executable | |
sntp | cli | globales Executable | |
update-leap | 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 generiert2026-07-08
Manager-Version4.2.8p18
Manager aktualisiert
lokale DatenOK
Upstreamnot checked
neueste erkannte Versionnicht erkannt
- InfoNo package-manager update timestamp was available.niedrig Konfidenz
- InfoRelease/tag comparison is only available for GitHub repositories.https://www.ntp.orgnone Konfidenz
Installationsmetadaten
Paketmetadaten
| Paketschlüssel | brew:ntp |
|---|---|
| Version | 4.2.8p18 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/ntp |
| Homepage | https://www.ntp.org |
| Repository | https://bk.ntp.org/ntp-stable |
| Upstream-Dokumentation | https://www.ntp.org/documentation |
| Lizenz | BSD-2-Clause AND NTP |
| Quellarchiv | https://downloads.nwtime.org/ntp/4.2.8/ntp-4.2.8p18.tar.gz |
| Abhängigkeiten | openssl@3 |
| Bottle | verfügbar (auf arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, 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 | ntp |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
Source-Datenbank-Treffer
Andere Paketmanager-Einträge
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
Nix95%
ntp
nix profile install nixpkgs#ntp- normalized package name match
- Abgeglichen nach: Ntp
Ubuntu apt95%
ntp 1:4.2.8p15+dfsg-2~1.2.2+dfsg1-4build2
Network Time Protocol daemon/utilities (transitional package)
sudo apt install ntp- Section: universe/net
- Architecture: all
- Source Package: ntpsec
- 1 Abhängigkeiten
- normalized package name match
- Abgeglichen nach: Ntp
pacman95%
ntp 4.2.8.p18-6
Network Time Protocol reference implementation
sudo pacman -S ntp- License: custom
- Architecture: x86_64
- 4 Abhängigkeiten
- normalized package name match
- Abgeglichen nach: Ntp
zypper95%
ntp 4.2.8p18-2.2
Network Time Protocol daemon (version 4)
sudo zypper install ntp- License: BSD-3-Clause AND MIT AND BSD-4-Clause AND GPL-2.0-only
- Category: Productivity/Networking/Other
- Architecture: x86_64
- Source Package: ntp
- 19 Abhängigkeiten
- 6 stellt bereit
- normalized package name match
- Abgeglichen nach: Ntp
zypper95%
ntp-dcf77-tools 4.2.8p18-2.2
DCF77 related tools
sudo zypper install ntp-dcf77-tools- License: BSD-3-Clause AND MIT AND BSD-4-Clause AND GPL-2.0-only
- Category: Hardware/Other
- Architecture: x86_64
- Source Package: ntp
- 1 Abhängigkeiten
- 1 stellt bereit
- normalized package name match
- Abgeglichen nach: Ntp
zypper95%
ntp-doc 4.2.8p18-2.2
Additional Package Documentation for ntp
sudo zypper install ntp-doc- License: BSD-3-Clause AND MIT AND BSD-4-Clause AND GPL-2.0-only
- Category: Documentation/Other
- Architecture: x86_64
- Source Package: ntp
- 4 stellt bereit
- normalized package name match
- Abgeglichen nach: Ntp
MacPorts95%
ntp
sudo port install ntp- normalized package name match
- Abgeglichen nach: Ntp
Ubuntu apt92%
ntpdate 1:4.2.8p15+dfsg-2~1.2.2+dfsg1-4build2
Network Time Protocol client (transitional package)
sudo apt install ntpdate- Section: universe/net
- Architecture: all
- Source Package: ntpsec
- 1 Abhängigkeiten
- installed executable or alias match
- Abgeglichen nach: Ntpdate
Ubuntu apt92%
sntp 1:4.2.8p15+dfsg-2~1.2.2+dfsg1-4build2
Network Time Protocol client (transitional package)
sudo apt install sntp- Section: universe/net
- Architecture: all
- Source Package: ntpsec
- 1 Abhängigkeiten
- installed executable or alias match
- Abgeglichen nach: Sntp
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.
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