Tom Warren is a senior editor and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Microsoft Excel used to only allow two types of data: text and ...

At its Ignite conference, Microsoft today announced an update to Excel that brings a new JavaScript API to the venerable spreadsheet app. With this new API, developers will be able to create ...

Enabling JavaScript should make Excel more powerful, but increasing access points makes it even more of a web security nightmare than it already is.

Right now, JavaScript in Excel custom functions is only supported in the Developer Preview edition to Office 365 subscribers enrolled in the Office Insiders program. But it seems inevitable that in ...

Microsoft has added the ability for users to create custom Javascript functions in Excel spreadsheets, creating concern among security experts. According to Excel program managers Michael Saunders ...

In the well-established Office Ready-Fire-Aim tradition, Microsoft adds two new “features” that beg to be abused. Details appeared at Build, and the bad guys already have their keyboards primed.

May 10, 2018 10:23:00 A virtual currency mining script is embedded immediately by exploiting the JavaScript custom function added to Excel. Microsoft announced May 7, 2018 that adding JavaScript ...