Best Practice for Darwinia Security Review

This document is to describe the security concern developer need to take care of when coding, current it is organized by a list or security review issues

They can be classified into the following categories:

• A. Imbalance and OnUnbalance
• B. Overflow Checking
  • 1. Using checked arithmetics instead of direct arithmetics, e.g. check_add
  • 2. It the requirement need to use checked mul and max value to give a saturated mul operation over supported types, can use Saturating
• Unique storage names to pallets