See Also
Proof of Elapsed Time (POET) Summary [Cryptocurrency consensus mechanisms]
In this poetically named consensus mechanism, network participants prove that they have slept for a random amount of time before being able to mint a block. POET was released by Intel in 2016 and was originally aimed at trusted computing using Intel CPU’s. A special instruction set called Software Guard Extensions (SGX) allows programs to […]
2012 Bitcoin and Altcoin Hacks [Part 4]
This article is part of our complete guide to Bitcoin and altcoin hacks. Here we cover Bitcoin and altcoin security incidents from the year 2012. Bitcoinica / Linode Hack Bitcoinica was hacked twice in 2012, which led them to shut down shortly after the 2nd heist. In March 2012 Bitcoinica reported that 18,547 BTC had […]
ELI5 Cryptocurrency airdrops and giveaways : Why do cryptos get distributed for free?
There’s no such a thing as free lunch. The famous quote, which probably originated at a saloon in the middle of nowhere, raises a valid question about cryptocurrency airdrops and giveaways. You log into Twitter and, if you follow some of the most popular accounts, then you’ve probably seen something like this: $30 #Bitcoin giveaway […]
Proof of Location (PoL) Summary [Cryptocurrency consensus mechanisms]
In a Proof of Location consensus algorithm, users’ geospatial coordinates are accounted for as proof of value. This kind of algorithm is usually employed in cryptocurrency geomining systems. In a geomining application, users earn rewards for being at a certain place at a certain time. If, for example, a company wished to gather participants for […]