:993
(TCP)
Low Risk
IMAPS
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TCP — Email
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.