Problem
Read the article below and address the following questions regarding blockchain:
Article: Still don't understand blockchain? Let's untangle the wires by Cathy Mulligan.
1. What do you know about Blockchain?
2. How do you protect your Bitcoin bank account from adding a duplicate transaction(s) i.e a $5,200.00 debit?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.