Using such tools violates Microsoft’s End User License Agreement (EULA). Modern Alternatives: Phone Activation: Microsoft still maintains a telephone activation line
Office XP (released in 2001) was one of the first Microsoft products to require mandatory product activation. Office Xp Universal Activator V1.0
Moreover, the use of such tools can have serious security implications. By bypassing activation mechanisms, users expose themselves to potential security vulnerabilities and exploits, as pirated software often lacks critical updates and patches. Using such tools violates Microsoft’s End User License