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When I run this in SSH:

apt-get install package_name 

Then the package is installed. But from which site? Is it

I know in ruby when you run gem intall xxx the gem is downloaded from And not that long ago the site was hacked and the hackers installed a payload in 1 gem. It is possible to find the gems at github and see what is going on. Rubygems have also a Is there any similar to debian packages?

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think we are talking about the wrong distro here... – Bruno Pereira Feb 6 '13 at 15:49
I am asking which offical site are the packages downloaded from? Ubuntu server 10.04 – Rails beginner Feb 6 '13 at 15:52
I think they are downloaded from – Rails beginner Feb 6 '13 at 15:53
up vote 3 down vote accepted


apt-cache policy package_name

And it'll tell you. On Ubuntu, it's usually, but you may have other sources set up.

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People manage this packages at: – Rails beginner Feb 6 '13 at 16:23
cat /etc/apt/sources.list
cat /etc/apt/sources.d/*

should show you the repos used. I don't know how was protected but here is some useful pieces of advice on apt: it's for debian but it also applies to Ubuntu which uses the same packet manager.

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