Windows XP is an operating system doggedly hanging onto life. Nearly 16 years after its launch, at least tens of thousands of XP machines remain in use.One percent of the 4.6 million devices—smartphone and computers—examined by Duo Security were found to be running XP, with a large number of business PCs still using the OS.Windows XP persists despite being released back in 2001, and, in most instances, Microsoft not having patched the OS to fix flaws that could be exploited by hackers since 2014."While support for the ancient OS ended in 2014, thousands of endpoints used in the enterprise still...