SMB
E37352
SMB (Server Message Block) is a network file sharing protocol widely used in Windows environments to enable shared access to files, printers, and other network resources.
Aliases (7)
- SMB3 ×7
- SMB1 ×6
- CIFS ×4
- SMB2 ×4
- Server Message Block ×2
- MS-SMB protocol specifications ×1
- SSPI ×1
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
network file sharing protocol
→
network file sharing protocol version → network file sharing protocol version → network file sharing protocol version → |
| abbreviationFor |
Server Message Block
→
|
| alsoKnownAs |
CIFS
→
CIFS → |
| authenticationMethod |
Kerberos
→
NTLM → |
| considered |
legacy protocol
→
|
| defaultPort |
445
→
|
| deprecatedBy |
Microsoft
→
|
| developedBy |
IBM
→
|
| fullName |
Server Message Block
→
|
| furtherDevelopedBy |
Microsoft
→
|
| hasSecurityIssue |
WannaCry vulnerability surface
→
|
| historicalPort |
139
→
|
| implementedBy |
Samba
→
Windows Server → macOS SMB client → |
| improvesOver |
SMB1
→
|
| introducedIn |
Windows 8
→
Windows Server 2008 → Windows Server 2012 → Windows Vista → |
| introducedVersion |
CIFS
→
|
| operatesAtLayer |
application layer
→
|
| primarilyUsedIn |
Microsoft Windows
→
|
| relatedProtocol |
AFP
→
NFS → |
| runsOn |
TCP/IP
→
|
| securityRecommendation |
disable SMB1
→
restrict access to port 445 → |
| standardizedAs |
MS-SMB protocol specifications
→
|
| supportedBy |
Linux
→
Unix-like systems → macOS → |
| supportsFeature |
Unicode file names
→
access control lists → directory leasing → end-to-end encryption → file locking → multichannel → opportunistic locking → transparent failover → |
| usedFor |
inter-process communication
→
network file sharing → shared access to files → shared access to named pipes → shared access to printers → shared access to serial ports → |
| usedIn |
Active Directory environments
→
Windows domain environments → |
| version |
SMB1
→
SMB2 → SMB3 → |
Referenced by (11)
| Subject (surface form when different) | Predicate |
|---|---|
|
SMB
("CIFS")
→
SMB1 ("CIFS") → |
alsoKnownAs |
|
SMB
("Server Message Block")
→
|
abbreviationFor |
|
SMB
("Server Message Block")
→
|
fullName |
|
Samba Team
("CIFS")
→
|
implementsProtocol |
|
SMB2
("SMB1")
→
|
improvesOver |
|
NFS
→
|
relatedProtocol |
|
SMB
("MS-SMB protocol specifications")
→
|
standardizedAs |
|
Solaris
("CIFS")
→
|
supports |
|
PostgreSQL
("SSPI")
→
|
supportsAuthentication |
|
Windows
→
|
supportsNetworkingProtocol |