New York, NY – Mobile Helix, an innovator in encrypted mobile solutions for lawyers, introduces LINK Second-factor Authentication for greater identity protection. The LINK app uses Active Directory for the first authentication factor. Now LINK includes a built-in second-factor of either TouchID or a PIN code. LINK incorporates documents, email, SharePoint, and the firm intranet in a single mobile app. Legal workflows such as searching document management systems, viewing attachments to email, sending email and filing to document management, as well as editing documents are easy and efficient using LINK.