Microsoft OneDrive is a reliable cloud storage and synchronization service developed for storing and sharing files. Security is important for personal users who use OneDrive as well as enterprise users who use OneDrive for Business as part of Microsoft Office 365. Knowing the risks to OneDrive security helps you understand how to overcome them and reduce the probability of undesired scenarios. Security is one of the main parameters considered when selecting a cloud storage service. Data loss and data theft are the main threats when it comes to Microsoft OneDrive security. This blog post covers Microsoft OneDrive security and provides recommendations on how to ensure strict security when storing files in OneDrive.