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

Microsoft says it may give your encryption key to law enforcement upon a valid request. Here's how to protect your privacy.

I did not download a file locker. I repurposed a tool I already had.

Abstract: This paper investigate the input constraint and signal encryption for distributed control. Firstly, for the algorithm operation session, an additional information protection mechanism is ...

The RansomHouse ransomware-as-a-service (RaaS) has recently upgraded its encryptor, switching from a relatively simple single-phase linear technique to a more complex, multi-layered method. In ...

Working with population data by ZIP code gives you a level of granularity that national, state or even city figures cannot provide. A city can include very dense, young neighborhoods and low‑density, ...

Nicholas Merrill has spent his career fighting government surveillance. But he would really rather you didn’t call what he’s selling now a “burner phone.” Yes, he dreams of a future where anyone in ...

This problem often occurs when your local Outlook client uses outdated cached policy data rather than obtaining the latest encryption or labeling settings from Microsoft 365. Outlook has multiple ...