In November 2017, users have lost 300 M$ in Ethereum due to a bug in Parity wallet multisig features. At this moment the history repeats with ViaCoin: There is a serious bug in Windows ViaCoin 2.8.3. wallet found here and available since April 2017. As a world premiere, here is the solution! How to Recover Coins …
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It is a big success for bitcoin and coincides with an incredible price rally where bitcoin has accomplished in 2017. In first days of 2017, bitcoin was worth 1000$. 5 months later in May it was at 2000$, 3 months later in August it was at 4000$, and after another 3 months in November it was at …
If you read recent media reports about future of bitcoin, you wonder what is going on. For sure it is NOT clear which software or which blockchain we will be calling the “true” or “real” bitcoin in the future. Here is a selection of citations, all very recent, and all about the fork expected to …
Our trip took place 29 Sept 2017. Some 32 UCL students participated. Students have explored the past in order to find role models for the future. Due to large numbers, we have split into two groups for a guided Bletchley Park tour, and also had assisted at two bombe demonstrations. …
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In the recent crazy wave of ICOs we hear every day that investors should be warned and there are lots of scams or that it is unlikely that ICOs can deliver. So the question is how do you tell apart a “good ICO” from a bad one? It is a difficult question, but let us …
After 1 month of acute crisis the bitcoin network is finally operating more or less normally. Imagine that you went to a station in rush hour and it took you 1 month to get home due tube or rail network jamming. This is exactly what happened to bitcoin in the last 2-3 months, and which is …
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Almost exactly 3 years after this, bitcoin network went down to less than 50% dominance, and has nearly lost its capacity to process payments normally. Bitcoin in Crisis This can be seen on the following graph for the last 12 months. The curve does not go down to zero anymore. It can no longer keep with …
A proportion estimated to be as high as 70% of bitcoin mining chips used worldwide has a backdoor which allows one to trace the miners. In addition there is a malicious remote shutdown attack which could be triggered by a MITM attacker.
Silvio Micali, one of the most brilliant computer scientists on this planet has just re-invented democracy or blockchains or finance or law order and public authority and few other things, with his ALGORAND system. And some other brilliant crypto innovators are also doing the same thing: see DFINITY. Possibly this is what we really want, a …
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When Marc Stevens and a team of researchers from Google have finally found a collision for SHA-1, which we have been expecting for longer than 10 years, somebody who is apparently none of these people, has apparently used it to obtain 2.5 BTC prize created by Peter Todd.