Spotlight | Reviews | Current Issue | Newsletter | Subscribe | Contact |
Departments

Partner Links
Website builder
WinWeb OnlineOffice
Shopping and price comparison with product reviews at dooyoo.co.uk

user friendly

CeBIT 2010

High-class talks around the clock in the Forum, non-commercial projects presenting their work, new developments at the largest IT fair in the world, CeBIT Open Source 2010 in Hanover, Germany.

Visit them in hall 2, March 2-6 or here.

  linux-magazine.com » Issues » 2006 » 64 » WRONG NUMBER!  

Print this page. Recommend
Slashdot it! Delicious Share on Facebook Tweet! Digg

The Sysadmin’s Daily Grind: Webalizer Xtended

WRONG NUMBER!

Author(s): CHARLY KÜHNAST

Webalizer is a tool for analyzing web server logfiles. A new patch lets admins see what isn’t there.

From time to time, I browse my web server logfiles, although this isn’t something I like to do too often. After all, I get to see enough of the pesky things at work. When I do check my own logs, it typically has to do with debugging, but I also tend to find “wrong number” type entries. Sometimes you get strange entries like: tharis.xxxxx.at - - U [03/Dec/2005:08:24:43 +0100] „GET /LOST HTTP/1.1“ U 404 1025 „-“ „Mozilla/4.0“ Although this message looks pretty offensive, it is actually quite harmless. On other occasions, I find people attempting to navigate to URLs belonging to applications that have been featured in recent security advisories. In the past few weeks, for example, I have read advisories concerning PhpMyAdmin and PhpBB. Attempts to access files with suffixes such as .mdb and .asp, are telltale signs of unfriendly fire. Listing 1 shows an excerpt.


Read full article as PDF »


Comments


Print this page. Recommend
Slashdot it! Delicious Share on Facebook Tweet! Digg
Related Articles
TARGET PRACTICE The Sysadmin’s Daily Grind: Rsnapshot
RATTLING PORTS The Sysadmin’s Daily Grind: Cancerbero
BOOT CAMP The Sysadmin’s Daily Grind: Bootchart
TURNED DOWN! The Sysadmin’s Daily Grind: Policyd
Finding Time The Sysadmins Daily Grind: OpenNTPD
GRAPH MASTER The Sysadmin’s Daily Grind: Dnsgraph
Wherever you go...

...Linux Magazine goes with you!

Check out the advantages of a Digital Subscription:

  • Access articles by downloading PDFs,
  • find the Linux solutions you need with an easy keyword search,
  • maintain your own paperless archive...

more...

 

In the US and Canada, Linux Magazine is known as Linux Pro Magazine.
Entire contents © 2010 [Linux New Media USA, LLC]
Linux New Media web sites:
North America: [Linux Pro Magazine]
UK/Worldwide: [Linux Magazine]
Germany: [Linux-Magazin] [LinuxUser] [EasyLinux] [Linux-Community] [Linux Technical Review]
Eastern Europe: [Linux Magazine Poland] [Linux Community Poland]
International: [Linux Magazine Brazil] [EasyLinux Brazil] [Linux Magazine Spanish]
Corporate: [Linux New Media AG]