Personal information stored alongside credentials can be used to commit fraud or steal identities.
A web administrator might accidentally leave a directory "browsable," allowing search engines to crawl and index every file within it.
Microsoft Excel files (filetype XLS) have become a ubiquitous tool for data storage and analysis in various industries. However, the use of XLS files has also raised concerns about data security, particularly with regards to username and password protection. This paper examines the security features of XLS files, discusses the risks associated with storing sensitive information, and provides recommendations for best practices in securing username and password data in XLS files.
: These keywords target the content within those spreadsheets, specifically looking for lists of credentials. Course Hero Security Implications
: Never store passwords in unencrypted spreadsheets. Use a dedicated password manager instead .

