Course

Blockchain in Action

This course discusses attacks that target the block creation process and the nodes and networks that make up the blockchain ecosystem.

    Syllabus

  • Attacking the Network Video — 00:16:06
    • This video describes how attacks targeting the blockchain’s network infrastructure can affect the distributed ledger.

  • Attacking Block Creation Video — 00:21:13
    • This video describes how the block creation process can be attacked or exploited by an attacker.

  • Course Introduction Video — 00:02:21
    • This video introduces this course, providing an overview of topics to be covered.

  • Course Recap Video — 00:02:19
    • This video reviews the information covered in this course and introduces the next one.

  • Targeting the Node Video — 00:19:23
    • This video discusses how attacks against blockchain nodes can affect the blockchain network and vice versa.

  • Nodes and Network Video — 00:15:40
    • This video explores the blockchain ecosystem and discusses the process by which blocks are created.

Syllabus

Course description

After understanding the different components of the blockchain, it is possible to discuss its security as a whole. This course investigates how blocks are created in the blockchain (and how block creation can be attacked) as well as discussing attacks targeting blockchain nodes and the network that ties them together and enables communication.

Meet the author

Howard Poston is a cybersecurity researcher with a background in blockchain, cryptography and malware analysis. He has a master’s degree in Cyber Operations from the Air Force Institute of Technology and two years of experience in cybersecurity research and development at Sandia National Labs. He currently works as a freelance consultant providing training and content creation for cyber and blockchain security. He can be reached by email at howard.poston@gmail.com or via his website at https://www.howardposton.com.

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