Is port 651 (IEEE-MMS) dangerous?

Port 651 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 651 be open on my firewall?

Port 651 should only be open with strict firewall rules whitelisting trusted IP addresses. Enable rate limiting and intrusion detection systems.

What transport protocol does port 651 use?

Port 651 (IEEE-MMS) uses the TCP/UDP transport protocol and falls under the Other category.

:651 (TCP/UDP)

IEEE-MMS

High Risiko

TCP/UDP — Other

Ikhtisar Port

Nomor Port 651

Nama Layanan IEEE-MMS

Protokol Transport TCP/UDP

Kategori Other

Risiko Keamanan High

Rentang Port Well-Known (0-1023)

Apa itu Port 651?

IEEE Manufacturing Message Specification (MMS), defined in ISO 9506, used in industrial automation and SCADA systems. Exposure on public networks poses significant ICS security risk.

TCP/UDP Other

Pertimbangan Keamanan

Port 651 (IEEE-MMS) 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.

Port Terkait — Other

35 Private Printer Server 43 WHOIS 63 Whois++ 75 Private Dial-Out Service 78 VetTCP 91 MIT-DOV 92 NPP 104 DICOM

Istilah Terkait

ASN BGP Hijack Data Center Domain Name Dual Stack Internet Exchange Point (IXP)