Julia Evans 
Word document (DOC/DOCX) can be password protected by default. If you did not have the correct password, then it becomes impossible to read the content inside that Word file. This was not notable issue in early days as the encryption algorithm was weak. The password could be recovered easily with the right password cracking software. … Read more
PDF is one of the most common file types that we regularly use it for data sharing and exchange. Sometimes, we need to add a password to it in order to protect the content inside it. This will block unauthorized access to those encrypted PDF documents. However, with the increasing number of passwords we are … Read more
You might occasionally see some of the PDF files are password protected. You have to enter the correct password to view the content. This type of password usually refers to PDF Open Password. There is another type of password that can be attached to a PDF document, which is called PDF Permission Password. It will … Read more
Excel spreadsheet files usually have multi-level protections. This is quite helpful in order to protect the sensitive information stored in these files. However, you might forget Excel password when it is being used less frequently. In such a case, it becomes impossible even to open the file. In other cases, you just want to remove … Read more
