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Secret Server/Vault: Set up Ports

  • August 28, 2025
  • 1 reply
  • 35 views

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Ports used by Delinea Platform Vault (Secret Server Cloud)

Delinea’s PS Consultant David Rose took a look at our full ports documentation and distilled the most essential into this quick overview. Thanks David!

Looking at the Secret Server Ports Requirement from the Delinea doc site, these are the more important ports to start Secret Server with the ability to discover, rotate passwords on secrets, and communicate with AD.

Types of Traffic

Port Number(s)

Source

Destination

SSL/TLS

TCP/443

Distributed Engine(s), Delinea Connector(s)

Internet-based Delinea Platform

Kerberos

TCP/88, UDP/88

Distributed Engine(s)

Domain Controllers

LDAP

TCP/389, UDP/389

Distributed Engine(s)

Domain Controllers

LDAPS

TCP/636, UDP/636

Distributed Engine(s)

Domain Controllers

Window’s Endpoint Server(s)  - Firewall Port Configurations via GPO

SMB/Microsoft-DS

TCP/445, UDP/445

Distributed Engine(s)

Windows Servers | Discovery & Pw Change

RPC Endpoint Mapper

TCP/135, UDP/135

Distributed Engine(s)

Windows Servers | Discovery & Pw Change

MS RDP

TCP/49152 – 65535,

UDP/49152-65535

User’s Workstation

Windows Servers | Discovery & Pw Change

Distributed Engin(e) - Firewall Port Configurations via GPO

MS RDP Proxy

TCP/3390, UDP/3390,

 

User’s Workstation

Distributed Engine(s) | Secret Server Proxy Windows

SSH

TCP/22, UDP/22

User’s Workstation

Distributed Engine (s) Secret Server Proxy SSH

 

For LDAPS communication, LDAP (port 389) is used for the initial handshake.

The RPC Dynamic Port ranges are a range of ports utilized by Microsoft's Remote Procedure Call (RPC) functionality. This port range varies by operating system. For Windows Server 2008 or greater, this port range is 49152 to 65535 and this entire port range must be open for RPC technology to work. The RPC range is needed to perform Remote Password Changing since Secret Server will need to connect to the computer using DCOM protocol.

See the full online documentation, including additional ports needed for Secret Server On-Prem: Ports Used by Secret Server

1 reply

  • IAM Security Manager
  • October 13, 2025

Service ports have been made available and are is use - Completed