Port 445 — Windows File Sharing

TCPFile Sharing

SMB/CIFS (Server Message Block) protocol port for file and printer sharing

Registry assignments, software defaults and local listeners are different things. A port number alone does not identify or secure a service.

Software Using This Port (3 software)

Community software entries: links are references, not individual verification.

Windows File Sharing

WindowsFileSharingService

Samba

UnixSystemSMB/CIFSProtocol

SMB File Sharing

Server Message BlockFileSharingProtocol

Usage Suggestions

  • Before using port 445, please confirm it is not occupied by other services
  • If you encounter port conflicts, consider using other ports or stopping the occupying service

Quick Info

Port
445
Protocol
TCP
Categories
File Sharing
Usage Status
3 software in use

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