Server Message Block (SMB)

What is Server Message Block (SMB)?

SMB enables devices to access files, printers, and shared resources across a network. Because SMB has been exploited in major cyber attacks, secure configuration is essential. In TPRM, understanding vendor SMB usage helps assess vulnerability exposure.

FAQs

Why is SMB risky?

It has been targeted by worms and ransomware.

Does SMB require encryption?

Yes, encryption and modern versions reduce risk.

Should SMB be exposed to the internet?

No, it should remain internal.