What is encrytion and decryption

[Rajahar]

Can u please explain what is encyprtion and what is decyrption and also im interesting about certificates in sql 2005
please explain in brief

[srinit]

you can get loads of data related to encryption and decryption by litle googling .
Go through the below link for certifiction details

http://www.microsoft.c om/learning/mcp/mcts/sql/default.mspx

cheers..//