how machines identification (CPU serial number, network card mac address), Serial Number Generation, to your software works to protect and allow access to only the machines register code, You can run the software or can have all the functions. Unfortunately for the CPU serial number, network card mac address only dll, no source. But the demo license key is all FOSS

注册码保护软件例子 OCX5.0版
...........................\...........\delphi使用例子(控件)
...........................\...........\....................\Project1.cfg
...........................\...........\....................\Project1.dof
...........................\...........\....................\Project1.dpr
...........................\...........\....................\Project1.exe
...........................\...........\....................\Project1.res
...........................\...........\....................\Unit1.dcu
...........................\...........\....................\Unit1.dfm
...........................\...........\....................\Unit1.pas
...........................\...........\....................\Unit1.~dfm
...........................\...........\....................\Unit1.~pas
...........................\...........\delphi控件
...........................\...........\..........\CompterIdp.cfg
...........................\...........\..........\CompterIdp.dcu
...........................\...........\..........\CompterIdp.dof
...........................\...........\..........\CompterIdp.dpk
...........................\...........\..........\CompterIdp.res
...........................\...........\..........\ComputerId.dcr
...........................\...........\..........\ComputerId.dcu
...........................\...........\..........\mydefinep.dcu
...........................\...........\..........\myvariantp.dcu
...........................\...........\..........\控件使用说明.txt
...........................\...........\Delphi调用例子(dll)
...........................\...........\...................\ComputerId.dll
...........................\...........\...................\DelphiExample.cfg
...........................\...........\...................\DelphiExample.dof
...........................\...........\...................\DelphiExample.dpr
...........................\...........\...................\DelphiExample.exe
...........................\...........\...................\DelphiExample.res
...........................\...........\...................\Project1.cfg
...........................\...........\...................\Project1.dof
...........................\...........\...................\Project1.res
...........................\...........\...................\Unit1.dcu
...........................\...........\...................\Unit1.ddp
...........................\...........\...................\Unit1.dfm
...........................\...........\...................\Unit1.pas
...........................\...........\...................\Unit1.~ddp
...........................\...........\...................\Unit1.~dfm
...........................\...........\...................\Unit1.~pas
...........................\...........\DLL
...........................\...........\...\ComputerId.dll
...........................\...........\...\动态库使用说明.txt
...........................\...........\readme.htm
...........................\...........\readme.txt
...........................\...........\VB调用示例(DLL)
...........................\...........\...............\ComputerId.dll
...........................\...........\...............\Form1.frm
...........................\...........\...............\Project1.vbp
...........................\...........\...............\Project1.vbw
...........................\...........\...............\VBExample.exe
...........................\...........\关于此压缩包.txt
...........................\...........\动态库使用说明.txt
...........................\...........\控件使用说明.txt
...........................\...........\注册码示例
...........................\...........\..........\ExampleGroup.bpg
...........................\...........\..........\人事管理.exe
...........................\...........\..........\注册机
...........................\...........\..........\......\GenerateRegCode.cfg
...........................\...........\..........\......\GenerateRegCode.dof
...........................\...........\..........\......\GenerateRegCode.dpr
..............

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