March 2018
Beginner to intermediate
656 pages
20h 9m
English
Content preview from Mastering Blockchain - Second Edition
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Smart contract security
Recently, a lot of work has been started in smart contract security and, especially, formal verification of smart contracts is being discussed and researched. This was all triggered especially due to the infamous DAO hack.
Formal verification is a process of verifying a computer program to ensure that it satisfies certain formal statements. This is now a new concept and there are a number of tools available for other languages that achieve this; for example, Frama-C (https://frama-c.com) is available for analyzing C programs. The key idea behind formal verification is to convert the source program into a set of statements that is understandable by the automated provers.
For this purpose, Why3 (http://why3.lri.fr) is ...