Elmcomsoft has a variety of really good brute-force and dictionary-based password attacks on the full Office suite, including a distributed version to run in the cloud (which I wrote about some time ago). As cool as the software is, it doesn’t allow the removal of cell-based or sheet-based passwords (which kinda sucks), and the password.xla file which seems to be the big thing from staxx.com requires a whole whack of goodies to run on Office 2007 natively.
Enter the same macro that McGimpsey & Associates published in 2004 (reproduced here as per their GPL licence) that removes all internal Excel Passwords: (more…)