If a user changed too much hardware, Windows would revert to "Grace Period" mode (30 days), after which the OS would lock the desktop, allowing only limited functionality.
These tools are frequently bundled with trojans, spyware, or other unwanted software that can steal personal information or compromise system stability. Wpa Kill Exe Bei Service Pack 3
No shady executable. No rootkits. Two hours later, Athena rebooted, fully activated, running SP3, and the tax database was intact. Understanding and Resolving Issues with WPA Kill Exe
Many of these were Trojan downloaders or keyloggers. Running unknown "WPA killers" from torrents or forum attachments often resulted in: No rootkits