How long before it could find a way to crack it? It's protected because if it wasn't, some idiot would type something into it. How strong is the password you have made, and with that, will it survive against a dictionary attack? Neither of these are the reasons people use protected Excel spreadsheets. And of course, it's protected with password. This is not a hacker site. The more complex the password the longer it will take to crack. Also on this, length of the password comes in handy as well. These are definitely really old and don't work with at least the last 2 or 3 versions of Excel.
Due to the Single Document Interface introduced in Excel 2013, the Windows this option is no longer relevant. I tried removing them from the pwrd array but couldn't. I'd just sign it and mail it as Fulgan suggested but refrain from charging them for stamps and paper. But then again I'm probably Superman for that ability. Select some cells then right-click and click Format Cells… from the menu. It's certainly debatable about whether it's the right tool for the job, but it's a reasonable choice, and most importantly it's a tool that many people are very familiar with. How long is the time period that the data within is considered sensitive information? I could not get the file to open after re-zipping and changing the ext back to xlsx so I tried something different.
It is now possible to see the. Just more for you to keep in mind in regards to this. Don't lose the dang password. All went smooth till I opened the sheet1. Hello Tanzir, at what step are you getting that error? It's just a common ish phrase.
I have never used a zip program so not sure if I did something incorrectly or if it is encrypted? Make sure you extract them in a folder on your Desktop or somewhere within your profile. All my Googling turned up was a number of for-pay programs, and I'd like to see if there are any free ways to accomplish this. Workbook protection prevents users from changing the structure of a workbook, such as creating or renaming new worksheets. If you want to protect your algorithms silly, since I guarantee they aren't a unique or as secret as you think, but that's a different argument then putting them in a protected excel file is idiotic, since the protection can be broken. I got this file from my friend of friend, and it is a just personal use.
Hi I went through your steps and saved the modified file. In the window of 'who has this workbook open now:', there's only one name that is myself. If you want to protect your algorithms silly, since I guarantee they aren't a unique or as secret as you think, but that's a different argument then putting them in a protected excel file is idiotic, since the protection can be broken. But using a pure, top-level read-only for a timesheet obviously doesn't work as the person couldn't enter their time. Then when the moment comes you add the details in the account and then the other end knows where to look to find the details. These actions deter brute force attempts.
Function findPassword 'Breaks worksheet password protection. He just can't insert a signature into the signature field, because that cell is protected. However, before you give in, let me share some of the methods I use to remove passwords. A great way to commit professional suicide is to be immature with the people you work for. That's just part of the cost of doing business as a contractor and no one is going to like a contractor who tries to make dickish political statements about their office processes through a bill. Of course, if you're going through all of this to send a password, the question is how do you send them the password to the excel file? Seeing how useful your tip is, I tried with one of my files. Rather than opening and locking the database file when you open KeePass, it reads the file once into memory and leaves it unlocked.
Or you could try opening it in OpenOffice and see if that removes the protection. You are opening a new excel instance for testing each individual password for each document. See side-bar for more details. Quit If that does not help enough you would have to consider doing some sort of parallel processing with jobs etc. There are third-party software tools and services which claim to crack passwords.
If it's actually encrypted you'll need something to bruteforce the passphrase. If it is possible to save it as xls, then do it. Thanks, Pete Have you tried saving it down as. If they'd rather have someone do a dumb job in a dusty office because they don't want to change their way or think outside their little box, let them live with the consequences. He is now not contacted somehow but as soon as he is reached, all will be solved.
The Protect Structure window will open. You may want to try something like or a couple of great, free, notepad replacement apps. Looking at your old passwords, an attacker might see patterns, things they can use to fine-tune their guessing code. Most of the cracking tools you see out there for Excel 2010 and after will just be to unlock data after you have opened the file. I did try saving it as an. A lovely feature of KeePass is the way it accesses and stores data to it's database file. If you know the author of the file, I would suggest asking them.