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重新格式化后识别计算机

[英]Recognize computer after a reformat

I need a way for a Java program to recognize a computer, even if the computers HDD have been wiped clean. 我需要一种Java程序识别计算机的方法,即使计算机的硬盘已被擦干净。 Is there some ID or Serial that won't change that I can use. 是否有可以使用的不会更改的ID或序列号。 I would prefer if it could be done with pure java, so it could work for both windows and linux. 我希望可以使用纯Java完成此操作,因此它可以同时在Windows和Linux下使用。

A MAC address is unique & eternal number assigned to network interfaces for communications on the physical network segment. MAC地址是分配给网络接口以在物理网段上进行通信的唯一且永恒的编号。 MAC addresses are used as a network address for most IEEE 802 network technologies, including Ethernet and WiFi MAC地址用作大多数IEEE 802网络技术(包括以太网和WiFi)的网络地址

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