Can a password protected Word document be hacked?

Hacking software is now readily available to find a 16-bit key and decrypt the password-protected document instantly. In Excel and Word 97 and 2000 the key length was increased to 40 bits. At present there is no software that can break this encryption.

How secure is OpenOffice password protection?

Re: how secure is password protection? Unlike doc,xls,ppt ODF does not use plain password protection. The files are encrypted by some fairly secure algorithm. Microsoft’s old password protection leaves the file as open as a book to any software able to read the more or less cryptic binary format.

How secure is LibreOffice password protection?

2 Answers. LibreOffice uses the OpenDocument Format which is a zip encrypted archive containing mainly xml files representing the document. If you set a password to read the document, all those contained files inside the zip archive will be encrypted separately, except the metadata which remains as clear text.

How can I open a password protected Word document without the password?

Step 1: Open a new Word document and then use “ALT +F11” to open Microsoft Visual Basic for Applications. Step 2: Click on “Insert” and the select “Module”. Step 4: Press “F5” on your keyboard to run the code. Step 5: Select the locked Word document and click “Open”.

How strong is Microsoft Office encryption?

How secure is the encryption? The encryption in Microsoft Office 2016 is considered safe (AES with 256-bit key) and takes a very long time to break with today’s machine resources if the password is secure enough. See the Username and Password page for more information on how to make secure passwords.

Are password-protected files safe?

The simple answer is sort of. Let me explain: Windows password-protected files are secure as long as a would-be intruder is not computer literate. If you do a Google search on Word Excel passwords, you’ll quickly come up with a bunch of products designed to crack Windows passwords.

How do I password protect a document in LibreOffice?

To get started with protecting your documents, open or create a new document then go to File –> Save. On the Save dialog box, check the box at the bottom left to Save with password. Next, type and confirm the password that will open the document. When you’re done, click OK.

Can I password protect an OpenOffice document?

It is easy to password protect a document created with the OpenOffice Writer program. In the dialog box that opens, type in a file name for your document. Tick the box next to Save with password and then click Save. In the Enter Password dialog box, type in your password and retype for confirmation.

How do I remove password from LibreOffice?

The response Lupp made 06/16/2018 is correct.

1. Open the password-protected file. Of course, you must enter the correct password to open the file.
2. Save the file without a password using menu choices: File → Save As… → and uncheck the “Save with password” button –>.
3. The file saved replaces the original file.

How do I unlock a password-protected PDF?

How to unlock a PDF to remove password security:

1. Open the PDF in Acrobat.
2. Use the “Unlock” tool: Choose “Tools” > “Protect” > “Encrypt” > “Remove Security.”
3. Remove Security: The options vary depending on the type of password security attached to the document.

What is the difference between encryption and password protection?

Password protection means only authorized users can access the desired information. Encryption is a level up from password protection and is more secure than passwords because sensitive information or data is encrypted or hidden using an algorithm and a key.

Can password protected Excel files be hacked?

These 16-bit long plain hashes are very easy to hack, so working passwords can be recovered fast or removed with code readily on the internet. However, the SHA512 hash algorithm used Excel 2013 and 2016 is quite secure and cannot be hacked with VBA brute force attack code published online.