This is achieved using Apple default encrypting algorithms (AES 256) as a guarantee of reliable efficiency.
If you need to secure your account informations and take them with you that's the right app! You can save anything you want the security is guaranteed. AES is the first publicly accessible and open cipher approved by the National Security Agency (NSA) for top secret information.
Encrypt SketchBook works perfectly on all iOS 5 (iPads, iPhone, iPod Touch) devices and enforce iCloud storage support.
Encrypter SkecthBook has been cataloged as a 5D992C (ECCN number) product by the U.S. Department of Commerce, Bureau of Industry and Security.