1 Black skin and Asian skin have thicker and more compact dermis than white skin. This is also why blacks and Asians have fewer facial wrinkles than whites.  Black skin has more casual lipids and more moisture in the stratum corneum than white skin.
A software development kit (SDK or  devkit ) is typically a set of software development tools that allows the creation of applications for a certain software package, software framework, hardware platform, computer system, video game console, operating system, or similar development platform.
The AWS Encryption SDK is an encryption library that helps make it easier for you to implement encryption best practices in your application. It enables you to focus on the core functionality of your application, rather than on how to best encrypt and decrypt your data.