What is this ?
XP_CRYPT - Easy-to-use, affordable, and effective security solution for encrypting column and row data within the MSSQL Server and Oracle . It allows database administrators and developers to encrypt data without having to invent and develop an entire key management system themselves. XP_CRYPT uses a server side
encryption to allow you to encrypt and decrypt data without having to change your applications.
XP_CRYPT is a flexible solution providing a means of encrypting rows and
columns in a database. XP_CRYPT provides you a complete database encryption
solution including a variety of strong encryption
algorithms, templates to build your own encryption procedures.
XP_CRYPT also provides a direct interface to
encryption functions that allow database administrators and developers to design
and build their own encryption features. From Transact-SQL, developers can
access a rich set of encryption features including hashing functions, block and stream
ciphers. XP_CRYPT provides
developers with the ability to utilize encryption as he or she sees fit. These
developers are empowered with the ability to extend the current XP_CRYPT features as well as design entirely independent solutions.