Tag: Excel

How to Crack Excel Files


This all starts with Mike Mahoney. Mahoney was the Excel guy, two Excel guys ago. To his credit, he wrote pretty good stuff. His macros don’t break often. Everything would have been cool except he was writing these things when Excel 2003 was the hot new thing. Mahoney was also excellent about locking things down from accidental damage. Trouble is, nobody remembers his passwords. Breaking through his protections makes an excellent case study on how to secure and how to bypass the security on an excel workbook.

Not even swordfish works.

[Member Post]


At work I have the pleasure of dealing with many very smart people, including finance and actuarial types. Over the years I have come to defer to them and accept uncritically what they send me. They’re always on target. Almost. Today we’re accustomed to beautifully prepared spreadsheets. Unfortunately, computers are exceedingly dumb and will reliably […]

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