2
votes
0answers
49 views

Block all outgoing traffic for a User running Wine apps

Good day, I'm using a lot of WINE apps under Linux which work just fine, but one thing I am specifically looking for right now is to block their access to the internet (outgoing), with exception of ...
1
vote
3answers
94 views

How to block all ports except 80,443 with iptables? [duplicate]

Blocking all ports(in and out) is easy but it's hard with the word "except". I don't know any rules that satisfies the condition. PS: I know this question is nothing new. But in fact, I didn't find ...
0
votes
2answers
48 views

Is it possible to set the device containing a linux root filesystem to always be detected as a specific block device?

I have a bootable linux thumb drive meant to deploy linux OS images and I've been having problems with the thumb drive occasionally changing the /dev/sd device it mounts as, wreaking havoc with the ...
1
vote
0answers
201 views

How can I block a bunch of contacts in Skype on Linux?

I am using Skype (Beta) 2.2.0.35 on my Ubuntu and after some trial I believe that it is not possible to block a whole bunch or group of contacts all in one move. It would be a very handy feature: ...
4
votes
1answer
657 views

Can we lock the computer apps so only browser can be used? [duplicate]

Possible Duplicate: Can I get Linux into 'Party/Kiosk-Mode' like status? People can go on http://www.example.com using Firefox - and I will max the screen. I don't want them to navg ...
0
votes
2answers
225 views

Blocking a botting URL to an Linux server running Apache

I have a webserver running OpenSUSE 11.1 and I need to block a URL. The reason I want to block a URL is because it seems to have a different IP address all the time, but the URL stays the same. I'd ...
1
vote
2answers
6k views

Block all ports except SSH/HTTP in ipchains and iptables

How can I block all ports except ssh (port 22) httpd (port 80) using iptables and iphains?
2
votes
1answer
979 views

Get block number / position of file on HDD (linux)

How can I retrieve the block number(s) of a certain file in a file system (the blocks the file is using on the harddisc)? I'm using the gentoo linux based SystemRescueCD, so I got plenty of tools ...
0
votes
1answer
37 views

linux and assembly - blocking [closed]

does Linux block ports and interrupts for user programs use ?
0
votes
1answer
369 views

Cacti displaying graph text as blocks

(Image now irrelevant, it is grabbing the newest graph from my server.. I did not archive a picture of it when it was broken. Instead of text, each character was represented by a block.) I had not ...
4
votes
1answer
1k views

Blocking access to a specific url

I have a lightweight linux device which I would like to block from accessing one specific URL. Instead of making the request to the external URL, I would like to return the contents of a local file. ...
3
votes
2answers
2k views

Block a user from accessing internet on Linux

How do I block a user from accessing the internet under Linux? I'm trying the following: iptables -A OUTPUT -p tcp --dport 80,443 -m owner --uid-owner $USERNAME -j DROP Is that the right syntax or ...