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Blockchainizing Existing Databases

Blockchain has been a buzzword for the past several years and it hasn’t lived to its promises (yet). The value proposition usually includes vague claims about trust and unmodifiability, but rarely that has brought demonstrable improvement to existing processes. There are dozens of blockchain projects, networks, protocols, “standards”, and all of them can in some way help you solve either data integrity issues (guarantee that...

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Six Things I Learned from Mr. Robot

Mr. Robot is an amazingly accurate series about a hacker (Elliot Alderson) and his, uhm, undertakings. The series is consulted by many cybersecurity experts and so every hack that happens is actually properly executed, using real tools and commands that do exactly what an infosec expert would expect. Nothing shown on screen is the usual bullshit TV hacking. And that is awesome and scary in a number of ways. Obviously, this post is full...

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Am I a Real Expert?

The other day I had a conversation with a scientist friend who said something alone the lines of “yes, I work in that general field, but I’m not an expert in your question in particular”. IT is not science, of course, but I asked myself whether I am a real expert in the things that I do. And while it’s nearly impossible to hit exactly the fine line between impostor syndrome and boasting, this post is neither and has a point, so...