Re: New To Linux
From: cc (geezer1016_at_earthlink.net)
Date: 02/13/05
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Date: Sun, 13 Feb 2005 11:16:41 GMT
Thank you, that was an excellent explanation
Charlie
Ruediger wrote:
> Okay, first a not-so-serious suggestion:
> Use an Amiga =) ( Well, I do, but I'm a fetishist )
>
> Permissions and rights with Linux work by this concept:
> Every file has an owner, a group and an "all other" set of permissions,
> consisting out of the right to read a file, write a file and execute a
> file.
>
> A file can be user root and group root, but when yo uhave a look you will
> find that the install of Firefox is for "all others" only readable or
> executable, but not WRITEABLE!
>
> So you can start Firefox, but you cant make any changes to it's binaries.
> All settings are stored in directories in your home-directory ( /home/<user>
> )
>
> The concept behind Linux IS confusing for someone accustomed to windows,
> stay cool. It was even more confusing for me as I came from the Amiga,
> which has a 3*4 matrix of settings ( Owner, group, allother * read, write,
> execute, delete ) .
>
> You will find when browsing through the /bin directory of your computer that
> nearly all commands have a setting like this
> User Read write execute
> group Read write execute
> others read - execute
>
> owner: root
> group: root
>
> Its a standard setting for all files you may use, but not fuss around as a
> user, and these settigns apply for most system-directories, too, so you can
> browse them, but not modify them unless you are root.
> When you want to add a directory to work in outside the home directory, my
> choice was placing a directory /local for a big 40Gig partition, giving it
> owner root, group intern, settings U: RWE , G: RWE O: ---
> as settings, making up a new group called "intern" with only those users in
> them which are allowed to have access to the directory.
>
> When one of them writes a file into it ( allowed, as in the correct group) ,
> the owner of this file is the user writing the file.
>
> this system is.. well, it is quite secure.. it is in use since almost 40
> years now and except for the casual programming-bug there are no flaws in
> the concept so far.
>
> In windows you are always an Administrator unless you use explicitely the
> guest account, which limits you severely when using older software ( esp.
> games ) and which breaks up the accustomed "easy going" of windows when you
> have to log on as administrator whenever you want to install some software,
> whilst this habit is expected and standard for Linux / Unix.
>
> its 2:20am, I'm off
>
> Windows XP
> cc wrote:
>
>
>>Hello;
>>
>> I reaized lately taht I have been spending all of my time fending
>>off the bad guys on my windows computer. Frankly I am very tired of it
>>so I am giving this a try.
>> My understanding is that linux is more secure because you cant do
>>anything without having to sign in as root. Is that correct? Also unix
>>based systems are inherently more secure than windows.
>> I managed to get Firefox and Thunderbird downloaded and installed.
>>The thing that concerns me is permissions. The ownership and group is
>>root. Does that mean I am open or is that what it is supposed to look
>>like.
>> Go easy on me I am new and desprately want out of windows. If I
>>could afford a new mac I would probably get it.
>>
>>Charlie
>
>
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