Database Encryption Market by Encryption Type (Transparent, Column-level, File-system), by Deployment Type (On-Premises, on Cloud), by Vertical (IT and Telecom, Manufacturing, BFSI, Retail, Government, Healthcare, Aerospace & Defence) and Top Players (IBM, Symantec, Intel Security (Mcafee), Microsoft, Oracle, Netapp, Hewlett-Packard, Vormetric, Sophos, Gemalto) - Forecast 2018 to 2023