This document discusses different options for encrypting data, including file system encryption, whole database encryption software, column encryption, and hardware solutions. It provides examples of open source and commercial encryption software that can be used for each type, such as TrueCrypt, Vormetric, Netlib, Ciphercloud, and hardware vendors like Vormetric, Netlib, Perspecsys, and Thales eSecurity.

6. Choose what best fits your requirements and need
Encrypted File Systems (EFS)
Whole Database Encryption Software
Column Encryption
Hardware Solution

12. Encryption Type Open Source Commercial
File System True Crypt
ecrypts
Vormetric
Netlib
Whole Data Base -- Vormetric
Netlib
Column base -- Vormetric
Netlib
Hardware -- Vormetric
Netlib
Ciphercloud
Perspecsys
thales-esecurity

13. धन्यवाद