Is port 443 (HTTPS) dangerous?

Port 443 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 443 be open on my firewall?

Port 443 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 443 use?

Port 443 (HTTPS) uses the TCP transport protocol and falls under the Web category.

:443 (TCP)

HTTPS

Low Risiko

TCP — Web

Ikhtisar Port

Nomor Port 443

Nama Layanan HTTPS

Protokol Transport TCP

Kategori Web

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 443?

HTTP over TLS/SSL. The encrypted version of HTTP that secures web traffic using TLS certificates. The standard for all modern web communication.

TCP Web Umum Digunakan

Pertimbangan Keamanan

Port 443 (HTTPS) 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.

Protokol Terkait

Pelajari lebih lanjut tentang protokol HTTPS →

Port Terkait — Web

70 Gopher 80 HTTP 81 HTTP Alternate 280 http-mgmt 414 InfoSeek 418 Hyper-G 454 ContentServer 593 HTTP-RPC-EPMAP

Istilah Terkait

ARP FTP HTTP ICMP IMAP NTP