Let's Encrypt: the road towards a better web?

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I've always dreamed of a encrypted web, where HTTPS is the standard and plain HTTP is no more. A web where eavesdropping or manipulating information is not possible, or at least much harder than today.

I remember that I got excited when I first heard of CAcert: "a community-driven Certificate Authority that issues certificates to the public at large for free". Unfortunately, CAcert's root …

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Are LXC and Docker secure?

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Since its initial release in 2008, LXC has become widespread among servers. Today, it is becoming the preferred deployment strategy in many contexts, also thanks to Docker and, more recently, LXD.

LXC and Docker are used not only to achieve modular architecture design, but also as a way to run untrusted code in an isolated environment.

We can agree that the LXC and Docker …

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Prime numbers and universe factories

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I'm a XKCD fan, and I look it up regularly. There's a comic that I particularly enjoyed: Pi Equals.

Pi Equals
The comic Pi Equals, from XKCD.com (CC-BY-NC 2.5).

Well, it appears that Randall was right in that there's a help message hidden somewhere. And I just found it in a prime number:

245178888024581899558766786108789912235672909204719666025638877624752119760547413887830514281649480308707369249

That number corresponds to the ASCII encoding of this message …

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New blog, again

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This must be the third blog I start from scratch. But this time, I'm taking a serious commitment: I'm going to write here regularly.

Wish me luck!

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