IPFYI
:993 (TCP)

IMAPS

Low Risk

TCP — Email

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Port Overview

Port Number 993
Service Name IMAPS
Transport Protocol TCP
Category Email
Security Risk Low
Port Range Well-Known (0-1023)

What is 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 Commonly Used

Security Considerations

Port 993 (IMAPS) 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.