Abstract: Multi-dimensional range query (MRQ) over outsourced data has been extensively applied in various domains. However, security and efficiency are still two aspects that cannot be easily ...

I used to be clunky in Microsoft Excel not knowing the most efficient way to do things. That was before I learned some ...

From hidden rows to sheet protection passwords, Excel's "privacy" features are easily bypassed—encryption and deletion are much more watertight.

Use formulas instead of Power Query for tidy files, with a visible source path and clear parameters that teammates can review ...

Merge lists even with typos and inconsistent names. Tune the similarity threshold, use a transform table, and audit results ...

Discover 8 2026 Excel updates, including AI formula creation and a year of change history, so your team works quicker with fewer mistakes.

Abstract: Blockchain has become a popular paradigm for secure and immutable data storage. Despite its numerous applications across various fields, concerns regarding the user privacy and result ...