Tag Archives: security

Secure your machines, now

Posted on August 31, 2022 by Giovanni Giorgi
Ukraine War brings pain, blood and a lot of human losses. Ukraine War brings also a spike in cyber attacks, perhaps because Russian is using it like a weapon to destabilize Europe and Ukraine. In this scenario, it is crucial … Continue reading →
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Removing sensitive data from your github repo ex-post

Posted on November 11, 2021 by Giovanni Giorgi
As you know, sometime Internet is a bad place (and not, I am not talking about Facebook :) There are “bots” which scans github repo in search of an AWS Keys or other similar api keys, mostly for installing spam … Continue reading →
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Meltdown and Spectre Mitigation removal

Posted on June 23, 2021 by Giovanni Giorgi
Some time ago I stumbled upon this Hacker News discussion on how disable Spectre mitigation. (For what Meltdown and Spectre is, refer to this article on 2018) It is sad to say but my Intel NUC centrino was slowed down … Continue reading →
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Fail2Ban

Posted on January 28, 2019 by Giovanni Giorgi
On these days I decided to tune a bit more, my new shiny linux server box. I started to set up fail2ban. I think fail2ban is very imporant nowadays because it is a good example of a tool for slowing … Continue reading →
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Meltdown and Spectre

Posted on February 1, 2018 by Giovanni Giorgi
Meltdown and Spectre are two big vulnearbilities found in Intel and AMD chips out of there. The vulenarbility is so huge it affects up to 1995 chips. On the raspberrypi, there is a very nice explanation of what Meltdown is. … Continue reading →
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Cloud outrange… again

Posted on June 21, 2011 by Giovanni Giorgi
At Gioorgi.com we are not a true cloud fan, and reality is going on to collect proofs for us… On June 20, 2011, Dropbox had a serious security bug. It was possible to login to an account with “a wrong … Continue reading →
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Why I am starting to avoid Facebook

Posted on February 19, 2010 by Giovanni Giorgi
Privacy is important: in the last days I have read the following on Slashdot: “A Facebook employee has given a tell-all interview with some very interesting things about Facebook's internals. Especially interesting are all the things relating to Facebook privacy. … Continue reading →
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