Watch: Blockchain 101 – A Visual Demo

Activity TypeDiscussion

Description

Participants watch most or all of “Blockchain 101 – A Visual Demo” as a visual alternative or complement to generating a SHA-256 hash. The video illustrates how blocks are linked, allowing participants to observe how changes to data affect a chain and to connect the demonstration to the course discussion of blockchain verification.

Objectives

Participants observe how linking blocks makes changes to earlier blockchain data visible.

Materials

Internet access and video playback.

Procedure

Step 1

Open the video.

Step 2

Watch most or all of the video as time permits.

Step 3

Note how the video shows blocks being chained.

Notes

The full video is 17 minutes long and may be difficult to play in its entirety.

Additional Resources

“Blockchain 101 – A Visual Demo” visually demonstrates how blocks are linked and how altering earlier data becomes visible, reinforcing the activity’s discussion of blockchain verification.