Is port 90 (DNSIX Security) dangerous?

Port 90 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 90 be open on my firewall?

Port 90 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 90 use?

Port 90 (DNSIX Security) uses the TCP/UDP transport protocol and falls under the Security & VPN category.

:90 (TCP/UDP)

DNSIX Security

Low Risiko

TCP/UDP — Security & VPN

Ikhtisar Port

Nomor Port 90

Nama Layanan DNSIX Security

Protokol Transport TCP/UDP

Kategori Security & VPN

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 90?

Port 90 was originally assigned to DNSIX (Defense Intelligence Agency Network Security for Information Exchange), a U.S. DoD security protocol for labeling network traffic with sensitivity markings.

TCP/UDP Security & VPN

Pertimbangan Keamanan

Port 90 (DNSIX Security) 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 88 Kerberos 128 GSS-XLicen

Istilah Terkait

SSL/TLS Certificate DDoS DNS Spoofing Encryption Firewall HTTPS