2017.02.09 Money, blockchains, and social scalability
2017.10.20 Ben Goertzel on How Blockchain Can be Used to Decentralize Artificial Intelligence
2017.10.20 Cisco Seeks to Protect Blockchain System for IoT Device Tracking
2017.12.27 Ten years in, nobody has come up with a use for blockchain
2018.01.01 Here are the top 10 cryptoassets of 2017 (and bitcoin’s 1,000% rise doesn’t even make the list)
2018.01 Decentralized Blockchain-Based Electronic Marketplaces
Ardor - a public blockchain platform
Bitcoin - a cryptocurrency and worldwide payment system
Dash - an open source peer-to-peer cryptocurrency
NEM - a peer-to-peer cryptocurrency and blockchain platform
Ripple - a real-time gross settlement system, currency exchange and remittance network
Security (Blockchain, Cryptography - techniques for secure communication, ...)
2016.09.20 Hacker-Proof Code Confirmed
2017.11.10 5 Things You Need to Know about the Future of Cybersecurity
2017.12 Cybersecurity, Nuclear Security Alan Turing, and Illogical Logic
2018.01 Information Hiding: Challenges for Forensic Experts
2018.02 Quantum Technology Forgoes Unconditional Security to Extend Its Reach
Captcha - is a challenge-response test used to determine whether or not the user is human
Cryptography - techniques for secure communication
No more concurrent uploads are allowed - wait until at least one has finished.
Blockchain - Wikipedia
https://en.wikipedia.org/wiki/Blockchain