He is the creator of Hashcash , a proof-of-work system cited in the original Bitcoin whitepaper by Satoshi Nakamoto.
In the world of Bitcoin, "Mr. Back" refers to , a prominent British cryptographer. Mr. Back
Choi Go-bong, a greedy 70-year-old hotel conglomerate president, magically transforms into a 30-year-old man. He is the creator of Hashcash , a
A rapper who released the song "Yeah (Mr. Back Again)" . He is the creator of Hashcash
A mini web series by Certified Rascals that follows the workplace chaos caused by an overzealous backup manager named Naresh.
A TikTok and YouTube creator known for short mixes and live DJ sets .
Check out the official trailer for the drama to see the transformation in action: Mr. Back - Trailer DaehanDramaTV YouTube• Sep 21, 2015 2.