US-CERT on Twitter: "To help prevent #ransomware attacks, @CISAgov recommends users & administrators: ✔️Disable SMBv1 ✔️Block all versions of #SMB at the network boundary by blocking TCP port 445 with related protocols
What is an SMB Port + Ports 445 and 139 Explained
What are the 445 port and 139 port?
Windows 10 cannot access shared folder, do not use port 139 to connect resource
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What is an SMB Port? What is Port 445 and Port 139 used for?
PORT 445: What is the use and how to disable this TCP port - H2S Media
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Top Three Easy Methods to Block TCP Port 445 in Windows 10, 7, XP
What Is An SMB Port + Ports 445 And 139 Explained
PORT 445: What is the use and how to disable this TCP port - H2S Media