How to Close Port 445 to Prevent Wannacry Attack

SMB Port 445 is used for sharing data and information in local area network, such as sharing the same printer in office or presenting public infomation on online educational administration system. Yet on the other hand, this could become a vulnerability through which ransomware sneaks in. Therefore it is suggested to close this port. If you don’t know how to close it, watch the following video carefully.

More information about Wannacry ransomware, please visit this post:
http://icleansoftware.com/safe-way-to-remove-wannacry-and-restore-files

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