Windows and Office Genuine ISO Verifier allows you to quickly verify whether or not you have an authentic edition of Microsoft Windows or Office. The tool is an easy-to-use way of double-checking ISO images when you perhaps downloaded them from somewhere other than directly from Microsoft. It contains an extensive database of hash values to check against that includes the SHA-1 to relatively old Microsoft releases, such as Office 95 and Windows XP. Windows and Office Genuine ISO Verifier will save you the aggravation and potential security risks of installing tampered with versions of Windows or Office.