Mongo DB : https://www.evernote.com/shard/s366/sh/c3f870e1-a359-48fc-abe0-a013f7eafa14/5f568ea626cceb3474d4461a5fb671a5
Encrypt/Decrypt: https://www.evernote.com/shard/s366/sh/1b4901e9-d798-45d9-ad83-576a743509ad/28aa87e0224372ab4186f520aca08148
EJB + Hibernate : https://www.evernote.com/shard/s366/sh/d1649a03-0d05-4d94-9d36-f6e061bcccd9/9c16b26e995fcecd1389f9d110dfd456
