easy.MEDIA launched a website monitoring service (www.e-nagios.com) based on nagios.
The service offers SMS/Email notification to meet your need for mobility.
The servers/websites will be crossed-monitored to avoid false alarms.
Monitor your downtime
Posted by cviorel
on February 25, 2009
No comments | This post has 522 views.
How to write a linux virus
Posted by cviorel
on February 19, 2009
No comments | This post has 563 views.
After reading an interesting article about linux “viruses” (the comments are interersing, too), I decided to raise the alarm about the source of many security related issues
in today’s computers: the user.
The author talks about the many ways to compromise […] Continue Reading…
How to set up a VPN server on Ubuntu
Posted by cviorel
on February 9, 2009
31 comments | This post has 7,924 views.
Install PoPToP Point to Point Tunneling Server:
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sudo apt-get install pptpd |
Edit /etc/pptpd.conf file:
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sudo joe /etc/pptpd.conf |
Uncomment the following lines (replace IP range if you like)
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localip 192.168.0.1 remoteip 192.168.1.1-255 |
Save and exit.
Edit /etc/ppp/pptpd-options file
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sudo joe /etc/ppp/pptpd-options |
Make sure you have this:
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refuse-pap refuse-chap refuse-mschap require-mschap-v2 require-mppe-128 proxyarp nodefaultroute lock nobsdcomp noipx ## you don't need IPX mtu 1490 ## may help your linux client from disconnecting mru 1490 ## may help your linux client from disconnecting |
Save and exit.
Next step is to add users who can use this connection.
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sudo joe /etc/ppp/chap-secrets |
The file […] Continue Reading…
Ctrl+Alt+Del to open System Monitor in Ubuntu
Posted by cviorel
on January 26, 2009
6 comments | This post has 6,822 views.
If you want to enable Ctrl+Alt+Del to open System Monitor you have to do this:
Go to System->Preferences->Keyboard Shortcuts and search for “Logout” action (that is under Desktop actions) and you will see that Ctrl+Alt+Del combination is associated to Logout […] Continue Reading…
UUID issue with new hard-drive
Posted by cviorel
on January 16, 2009
3 comments | This post has 593 views.
I just added a new hard-drive to my system. I created an ext3 partition and used vol_id and blkid to show the UUID. Based on that information, I edited the /etc/fstab file accordingly. When I try the sudo mount […] Continue Reading…
Install Nodoka (Fedora theme) on Ubuntu (II)
Posted by cviorel
on January 14, 2009
No comments | This post has 570 views.
I was explaining here how to install Nodoka theme on Ubuntu.
Or you can use this small script I made to automate this.
PS: You need to have libsexy-dev installed. If not, just run this command in your terminal:
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sudo apt-get --assume-yes --force-yes install libsexy-dev |
I hope you’ll […] Continue Reading…
Change the number of comments per page in admin interface of wordpress
Posted by cviorel
on January 14, 2009
No comments | This post has 475 views.
Let’s have this situation:
You need to make a backup of your blog, you have access only in the admin interface of wordpress and you have 3000+ comments containing spam in the ‘awaiting moderation’ state. Do you spend your day […] Continue Reading…
Howto Change Ubuntu Forced fsck
Posted by cviorel
on January 7, 2009
No comments | This post has 656 views.
In Ubuntu the boot hard disk is checked every 20 boots. I have to boot my laptop quite often, so about once a week booting takes more than 10 minutes. This clearly sucks. Fortunately, there is an easy way […] Continue Reading…
Install Flash in Songbird
Posted by cviorel
on January 6, 2009
1 comment | This post has 964 views.
If you have installed Songbird by hand, automatic instalation of flash will not work. Here’s a quick fix.
Under Windows:
Open Songbird and paste http://fpdownload.macromedia.com/get/flashplayer/xpi/current/flashplayer-win.xpi in the location bar at the top of the library or browser. Follow the installation process.
Under […] Continue Reading…
Cold Boot Attacks on Encryption Keys
Posted by cviorel
on December 12, 2008
No comments | This post has 582 views.
Some guys at Princeton University published the results of their attacks on popular disk encryption systems (BitLocker, FileVault, dm-crypt, and TrueCrypt) using no special devices or materials.
Find out more about their research here and here.