Event ID - 993

Port No993
Service Nameimaps
RFC Doc0
ProtocolTCP
DescriptionIMAP via SSL encrypted connection, used to remotely retrieve email by clients.
Reference LinkPort No:993 And Service Name:imaps Of Protocol:TCP
AttackFirewalling recommendations: Port 993 should be restricted to known mail servers only
Attack detection: Unfortunately before this is an SSL encrypted service it is difficult to detect attacks.

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