Is port 88 (Kerberos) dangerous?

Port 88 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 88 be open on my firewall?

Port 88 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 88 use?

Port 88 (Kerberos) uses the TCP/UDP transport protocol and falls under the Security & VPN category.

:88 (TCP/UDP)

Kerberos

Low Risiko

TCP/UDP — Security & VPN

Ikhtisar Port

Nomor Port 88

Nama Layanan Kerberos

Protokol Transport TCP/UDP

Kategori Security & VPN

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 88?

Kerberos authentication protocol. Provides secure mutual authentication using tickets, widely used in Active Directory and enterprise environments.

TCP/UDP Security & VPN Umum Digunakan

Pertimbangan Keamanan

Port 88 (Kerberos) diklasifikasikan sebagai risiko rendah. Layanan ini menggunakan enkripsi atau memiliki permukaan serangan yang minimal, sehingga relatif aman untuk diekspos.

Rekomendasi: Terapkan praktik keamanan standar. Jaga perangkat lunak tetap diperbarui dan pantau akses.

Port Terkait — Security & VPN

31 MSG-AUTH 48 Auditd 49 TACACS 56 XNS-AUTH 62 ACA Services 65 TACACS-DS 90 DNSIX Security 128 GSS-XLicen

Istilah Terkait

SSL/TLS Certificate DDoS DNS Spoofing Encryption Firewall HTTPS