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You aren't prompted for a password because sudo has done it's job and started apt-get as root. While it's in the prompt, the apt-get process is still running, and so since it's still running as root, there's no need to enter your password again. In other words, as long as a sudo'ed process is running, you won't be asked to enter your password again for that ...


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sudo's default timestamp_timeout variable is 15 minutes. This means that if you click n on sudo apt-get upgrade within 15 minutes, you can anticipate entering root shell with sudo -i. That's exactly what happened. However, if you set that in /etc/sudoers as Default timestamp_timeout 0 , you will be prompted for it every time. Personally, I've set it ...


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It is very difficult for any indivisual to build and maintain server but anyway given below link guide you to build the webserver from scratch http://haktuts.blogspot.in/2015/05/lets-build-web-server-part-1.html


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I can't tell you all the details but it mostly depends on which server you want The mostly used servers such as Apache server, Tomcat, OpenSSH ,etc. can be installed using tasksel. To install tasksel paste this in your terminal. sudo apt-get install tasksel and then you can use sudo tasksel to choose from the list of packages. LAMP Server is apache server ...


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Either consider OSSSEC HIDS or some other IDS/IPS system on your network, or a fresh reinstallation of the server. Unless you have a known good rkhunter scan or similar to base a comparison from, trying to determine if you have a root kit is nigh impossible without monitoring traffic on your network and such to determine intrusions (and that would be Snort ...


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This person asked pretty much the same question on Unix & Linux stack exchange. Here is the start of the answer, probably more efficient for you to click over to the link. First 3 lines are messages from dhclient which: sent a DHCP request to the router received DHCP lease set up the interface


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With help from http://stackoverflow.com/questions/2530372/how-do-i-disable-directory-browsing The following can be done to have only the ownCloud service available to WAN. They may be redundant, but combined they can only make for a safer system. 1) Assuming it is not needed, Apache's default home page can be moved to a storage place (and out of the ...


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I don't think there is a huge differences in security model of all Ubuntu versions. Indeed according to this wiki: Snappy confinement is an evolution of the security model for Ubuntu Touch. The basic concepts for confined applications and the AppStore model pertain to snappy applications as well. In short, applications are confined by default ...


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How should I keep it from making changes to my system outside of its designated folders Looks like they use a separately mounted filesystem and you can use fuse with it. So nobody should be able to get outside that (unless you let them). There are 2 important notices on the installation page: "Use the optional fuse". FUSE (Filesystem in ...



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