Laptops, external drives, and USB sticks are especially vulnerable to data theft, but with Windows and a few tools, you can protect them using encryption.

Explore how blockchain cryptography safeguards digital assets through encryption, hash functions, and advanced techniques ...

Threat researchers discovered the first AI-powered ransomware, called PromptLock, that uses Lua scripts to steal and encrypt ...

Executive function describes a set of cognitive processes and mental skills that help an individual plan, monitor, and successfully execute their goals. The “executive functions,” as they’re ...

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Tor—short for the Onion Routing project—is an open-source privacy network for anonymous web browsing. Learn more about Tor and its controversy.

Backup withholding is a tax on certain nonpayroll income. Learn more about how it works, which payments it applies to and how to stop it.