SMB.v1
Description
This indicates an attempt to use the SMB v1 protocol.Microsoft Server Message Block (SMB) protocol is a network file sharing and printer sharing protocol available on multiple Operating Systems. The signature identifies SMB version 1.
Affected Products
SMB version 1
Impact
Network bandwidth consumption
Technology
Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device
Behavior
- Reasonable
Application Dependencies
Default Ports
- TCP/137
- TCP/139
- TCP/445