Is port 993 (IMAPS) dangerous?

Port 993 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 993 be open on my firewall?

Port 993 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 993 use?

Port 993 (IMAPS) uses the TCP transport protocol and falls under the Email category.

:993 (TCP)

IMAPS

Low Risiko

TCP — Email

On this page

Ikhtisar Port

Nomor Port 993

Nama Layanan IMAPS

Protokol Transport TCP

Kategori Email

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 993?

IMAP over SSL/TLS. Encrypted version of IMAP for secure email access from multiple devices. Uses implicit TLS to protect credentials and email content.

TCP Email Umum Digunakan

Pertimbangan Keamanan

Port 993 (IMAPS) 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.

IMAPS

Ikhtisar Port

Apa itu Port 993?

Pertimbangan Keamanan

Protokol Terkait

Port Terkait — Email

Istilah Terkait