Technically, using the software to bypass copy protection violated the Digital Millennium Copyright Act (DMCA) in the United States and similar laws globally, even if you owned a legal copy of the game. However, many gamers used it simply as a convenience tool to protect their paid retail discs from physical wear and tear. Security Risks
GOG sells classic PC games that have been pre-patched to work on Windows 10/11. They remove DRM entirely. If you want to play Deus Ex , Sacred , or Titan Quest (original discs of which used Safedisc), buy the GOG version for $5–10. sd4hide.exe
tool functioned by temporarily "hiding" or cloaking virtual drives from the operating system's hardware list, making the game's protection software believe only a physical CD/DVD drive was present. Usage Context Game Backup & Piracy Technically, using the software to bypass copy protection