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IPFYI
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443

HTTPS

Low Risk

TCP — Web

Port Overview

Port Number 443
Service Name HTTPS
Transport Protocol TCP
Category Web
Security Risk Low
Port Range Well-Known (0-1023)

What is 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 Commonly Used

Security Considerations

Port 443 (HTTPS) is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose.

Recommendation: Standard security practices apply. Keep software updated and monitor access.

Related Ports — Web

70 Gopher 80 HTTP 81 HTTP Alternate 280 http-mgmt 808 CCProxy HTTP 843 Flash Policy 901 SWAT 1001 webpush
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