You can lock cells in Excel by heading into the program's "Protection" tab. There, you can set a password, and protect your data.
You can use Excel, Microsoft's spreadsheet program, to store, organize, and analyze data in a number of ways.
In the top menu of Excel select Data > Get Data > From File > From PDF. Browse your files and select the PDF with the table in it. Now select Import. Choose the table from the list that appears and ...