September 1, 2006
Spreadsheets Seen As Security Hole
Users and analysts said that spreadsheets are often the most common method used to analyze corporate data and are increasingly used as a front-end to more advanced BI systems. However, in most cases the ubiquitous application and the more traditional BI tools have not yet received the same security scrutiny as transactional systems and Web applications, they said. more...

July 24, 2006
Remove personal information
Whenever you work in a Microsoft Excel spreadsheet, details such as the author's name, company name, date of document creation, last accessed time and other information are saved. more...

April 7, 2006
Users Are The Security Problem
IT managers need to overcome complacency about the robustness of standard operating environments rather than relying mainly on firewalls and other perimeter protections. "It can be difficult to get through a firewall, but once people are on the inside it's generally soft and gooey and people can get a lot of information". more...

February 12, 2005
Excel Has Serious Security Flaws
A cryptographer at the Singapore-based Institute of Infocomm Research has determined that there are serious security flaws in Microsoft Excel in terms of its encryption for password protection of documents. Hongjun Wu, who has written a paper on the subject, says that “A lot of information could be retrieved from those encrypted files. If anyone has used the encryption in Microsoft Office [...] then it is time for him/her to assess the damage that has been caused.” more...