Program
password protector - best way to password protect programs! allows
you to password protect any Windows application !
Password Protector - Program Protector is state of art security
utility, which allows you to password protect any Windows application.
This functionality is achieved by modifying executable file of the
application, so that it requires to enter valid password before
program can start.
Program Protector is unique, because unlike other protection software,
it does not run any protection programs in background to provide
functionality. With the other software, malicious user can simply
kill the protection program or uninstall it to disable protection.
Even more, many programs that claim to be "password protecting"
can be bypassed simply by renaming the protected program's executable
file.