You can plug into a client's machine, search for specific sensitive data strings across their hard drive (or network drives), and collect the matches into an XML report without installing software or modifying the client's registry.
No administrative privileges are required to run the software. powergrep portable link
Optimized memory management allows it to scan multi-gigabyte log files and millions of individual documents without crashing the host system. How to Create a PowerGREP Portable Link You can plug into a client's machine, search
Source: Official PowerGREP download portal. powergrep portable link
Using the PowerGREP Portable Link is straightforward: