Understanding Excel's Password Security Methodology

How to Protect an Excel Spreadsheet with a Password

Password cracking techniques . . . . Password cracking techniques are used to discover passwords stored in or transmitted by a computer system. Common methods include brute force attacks, which try all possible combinations, and dictionary attacks, which use lists of common passwords. Rainbow table attacks use precomputed tables of hashed passwords for quick matching. Phishing tricks users into revealing passwords, while social engineering manipulates people into giving them away. Keylogging rec