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Cryptocurrency (bitcoin (mining (high CPU usage (high electricity usage…
Cryptocurrency
bitcoin
mining
high CPU usage
high electricity usage
world-wide bitcoin miners use more electricity than Serbia
more pollution/emissions
decentralized
uses Peer-to-Peer network
bitcoin bubble
value of bitcoin is decided by speculation by investers
blockchain
prevents double spending
utilizes public and private keys
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cryptography
Elliptic Curve Digital Signature Algorithm
finite fields
elliptic curves
for bitcoin, a=0, b=7
used in proof of Fermat's Last Theorem
RSA Algorithm
NP-complete
nearly impossible to crack
banks and companies use it to guard our information
