Feb 27, 2019MovingThis post is here to inform my followers on Medium, that from now on, I will be publishing my content on my own website. All of my historic content is also available there. I explain this in a post Why am I hosting my content myself (again).1 min read1 min read
Published inCoinmonks·May 28, 2018Anatomy of a 51 % double-spend attackMaybe you’ve heard about the recent attack on Bitcoin Gold exchanges, where the attackers stole some BTG using a form of double-spend attack. Now, you might start to wonder: How is that possible? The genius of blockchain is in preventing exactly this type of attack. But this crucial property holds…Bitcoin6 min readBitcoin6 min read
Apr 4, 2018Dumping Bitcoin Forks: The OthersThis article closes the series about dumping Bitcoin forks, which started with this post. In the previous instalments we introduced various ways how to claim and dump them. The most valuable forks were described in more detail. …Bitcoin7 min readBitcoin7 min read
Published inTallship·Mar 15, 2018Extracting Value From Incidents With Blameless PostmortemsIn any non-trivial system, failure is inevitable and incidents happen. How we deal with the incidents aftermath determines if they just cost money or we gain something from them. I’ve heard John Allspaw say a quote about incidents or outages, which fits perfectly: Incidents are unplanned investments in your company’s…Engineering8 min readEngineering8 min read
Published inTallship·Mar 1, 2018Timeouts: Simple, powerful and often neglectedI am sure this has never happened to you, but try to imagine. Your on-call phone just got the message: The site is down! You open your Nagios dashboard and you are greeted by a sea of red. All Apache servers are not responding. The database connections are exhausted. Load…Programming10 min readProgramming10 min read
Feb 27, 2018Dumping Bitcoin forks: BitcoinXIt becomes increasingly difficult to write something about particular fork, as they are getting indistinguishable. This time, we’ll dump BitcoinX (BCX). So in this article I will focus more on yet another method of claiming, which is mildly interesting, without commission and can be used for many forks. As usual…Bitcoin6 min readBitcoin6 min read
Feb 20, 2018Dumping Bitcoin forks: BitcoreIf the ways I dumped Bitcoin Cash, Gold, Diamond and Super were too boring for you (they were, indeed), this time we’ll get our hands a bit more dirty. If you follow this story, you will become richer. …Bitcoin6 min readBitcoin6 min read
Feb 17, 2018Dumping Bitcoin forks: Bitcoin Diamond and Super BitcoinGetting into more obscure forks (but believe me, there are many more to come), I decided to do a double take, because I got rid of these two the exactly same way. The previous cases were both 1:1 forks, meaning you got one unit for one BTC. …Bitcoin4 min readBitcoin4 min read
Feb 15, 2018Dumping Bitcoin forks: Bitcoin GoldThe second most prominent Bitcoin fork was created about three months after Bitcoin Cash, which I wrote about in previous part of this series. If BCash wanted to solve the capacity problem by increasing block size, Bitcoin Gold (BTG) tried to “democratize” mining. …Bitcoin6 min readBitcoin6 min read
