Windows SMB v1
Windows SMB v1 Protocol
Detection Information
The following page provides information on the Windows SMB v1 Protocol.
Protocol Description
The Server Message Block (SMB) protocol provides file and print services to systems on the network. Though primarily used by Microsoft Windows systems, macOS, Linux and other operating systems also support the protocol.
Full Name
Server Message Block Version 1
Abbreviation
SMBv1
Introduced
Version 2.88
Best Practices
The SMBv1 protocol was developed in the 1980s and has past its prime. The protocol is insecure and a security incident waiting to happen. If you see this protocol on your network, please take action.
Port Statistics
| IP Protocol | Flow Percent |
|---|---|
| TCP 445 | 100% |
Category
File Server
External Resources
Protocol Detection
Do you know how much Windows SMB v1 traffic flows through your network? Netify's protocol detection engine and reporting provides insights to help manage your network.
What gets measured, gets managed.
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Categories
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