Is port 987 (Microsoft MAPI/HTTP) dangerous?

Port 987 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 987 be open on my firewall?

Port 987 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 987 use?

Port 987 (Microsoft MAPI/HTTP) uses the TCP transport protocol and falls under the Email category.

:987 (TCP)

Microsoft MAPI/HTTP

Medium Risiko

TCP — Email

Ikhtisar Port

Nomor Port 987

Nama Layanan Microsoft MAPI/HTTP

Protokol Transport TCP

Kategori Email

Risiko Keamanan Medium

Rentang Port Well-Known (0-1023)

Apa itu Port 987?

Microsoft Exchange MAPI over HTTP, introduced in Exchange 2013 SP1 as a replacement for Outlook Anywhere. Modern deployments prefer port 443.

TCP Email

Pertimbangan Keamanan

Port 987 (Microsoft MAPI/HTTP) diklasifikasikan sebagai risiko sedang. Meskipun layanan ini umumnya diekspos, pertimbangkan untuk menggunakan alternatif terenkripsi jika tersedia.

Rekomendasi: Jaga layanan tetap diperbarui. Pantau log untuk aktivitas yang tidak biasa.

Port Terkait — Email

24 Private Mail System 25 SMTP 26 RSFTP 50 RE-MAIL-CK 58 XNS-MAIL 109 POP2 110 POP3 143 IMAP

Istilah Terkait

ARP FTP HTTP ICMP IMAP NTP