The term "spoofer" is a bit of a misnomer. Most modern spoofers do not permanently change your hardware. You cannot physically rewrite a motherboard's factory serial number via software. Instead, a spoofer performs .
Creating IP packets with a false source address to impersonate another system. Spoofer Source Code
Study the principles of spoofing to improve your security posture. Build your own local MAC changer. Reverse engineer benign samples in a sandboxed VM. The term "spoofer" is a bit of a misnomer
The most common types of spoofing include: Spoofer Source Code