Is port 2181 (Apache ZooKeeper) dangerous?

Port 2181 is classified as high risk. It is a common target for automated scanning and brute-force attacks. Restrict access to trusted IPs if exposure is necessary.

Should port 2181 be open on my firewall?

Port 2181 should only be open with strict firewall rules whitelisting trusted IP addresses. Enable rate limiting and intrusion detection systems.

What transport protocol does port 2181 use?

Port 2181 (Apache ZooKeeper) uses the TCP transport protocol and falls under the Database category.

:2181 (TCP)

Apache ZooKeeper

High Risiko

TCP — Database

On this page

Ikhtisar Port

Nomor Port 2181

Nama Layanan Apache ZooKeeper

Protokol Transport TCP

Kategori Database

Risiko Keamanan High

Rentang Port Terdaftar (1024-49151)

Apa itu Port 2181?

Port 2181 is the default client port for Apache ZooKeeper, a distributed coordination service. Applications like Apache Kafka, Hadoop, and HBase use ZooKeeper for distributed synchronization, configuration management, and leader election. Exposing this port without authentication can allow unauthorized access to distributed system configurations.

TCP Database Umum Digunakan

Pertimbangan Keamanan

Port 2181 (Apache ZooKeeper) diklasifikasikan sebagai risiko tinggi. Port ini adalah target umum untuk pemindaian otomatis dan serangan brute-force. Jika harus diekspos, batasi akses ke alamat IP yang diketahui.

Rekomendasi: Gunakan aturan firewall untuk memasukkan IP tepercaya ke whitelist. Aktifkan pembatasan kecepatan dan deteksi intrusi.

Apache ZooKeeper

Ikhtisar Port

Apa itu Port 2181?

Pertimbangan Keamanan

Port Terkait — Database

Istilah Terkait