Microsoft just introduced the preview release of Storage Service Encryption that enables you to encrypt data at rest with AES 256 bit encryption. This feature is similar to AWS S3 AES 256 bit encryption provided by Amazon as part of their S3 storage offering.
Amazon AWS S3 AES 256 bit:
Azure Storage Service Encryption :
Sign up and enable today!
Cheers!
Simplifying Azure 
What’s the point of writing this blog when Microsoft has already written it?