How does Excel’s worksheet password protection work

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It is a small world, as the code indicates I posted that code at another forum around 10 years ago having seen it somewhere else – I think on John Walkenbach’s old web site

It is important to note that this code protection applies to worksheet protection only – not to Excel’s file open or VBA passwords.

  • One example of this write-up in full is here (screenshot below)
  • googling excel sheet protection “test” and “zzyw” gives other references such as this from Tom Urtis

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