# Encryption

**URL:** <https://discuss.rubyonrails.org/t/encryption/18225>\
**Category:** rubyonrails-talk\
**Created:** [September 16, 2007, 9:55pm UTC](https://discuss.rubyonrails.org/t/encryption/18225 "2007-09-16T21:55:09Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Cedric\_H](https://avatars.discourse-cdn.com/v4/letter/c/54ee81/32.png) [@Cedric\_H](https://discuss.rubyonrails.org/u/Cedric_H)\
**Post date:** [September 16, 2007, 9:55pm UTC](https://discuss.rubyonrails.org/t/encryption/18225/1 "2007-09-16T21:55:09Z")

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Hi

I'm trying to encrypt the traffic between my rails app ( running as a service ) and a client application.

I think I need a cryptography library but I don't know which is the best.

Could you give my some help / pointers ?

Thanks !