The more complex your password the more it will be difficult for a hacker to force their way into your account(s). There is an amazing macro which confuses the Visual Basic Editor into believing a valid password has been entered. For example, do not use the same password because should a breach happen on one system youre entire (or potentially a large chunk) of your online presence may also be compromised. Caution: Password to modify is not a secure feature. . John The Ripper was originally developed for Unix operating systems but now runs on various platforms 11 of which are architecture-specific versions of DOS, Unix, BeOS, Win32, and OpenVMS.
The only way I know of, is a brute force attack (i.e., trying every combination of every letter). . (The free version must be upgraded at the end of each year). The book contains: 100 example codes to practice reading and writing macros that will embed the language into your thinking. Password hacking software has evolved tremendously over the last few years but essentially it comes down to several things: firstly, what systems are in place to prevent certain popular types of password cracking techniques (for example captcha forms. Even if this one of the tools of choice, crackers use old versions because of their high availability and low price.
An expert hacker or Penetration Tester can send creative packets to test the system and may be able to penetrate the network or IP Address. One command removal of all sheet and workbook structure protection passwords in the active workbook. Thats it, nice and simple.