Ice_Czar
March 1st, 2007, 04:23 PM
I was conducting some err...activities when I stumbled across these
(click to enlarge)
http://i6.tinypic.com/2yxm9hy_th.jpg (http://i8.tinypic.com/2qtwh3c.jpg)
system calls that occur on a Linux server running Apache
http://i8.tinypic.com/30vhcm8_th.jpg (http://i3.tinypic.com/34hyp8x.jpg)
system calls that occur on a Windows Server running IIS
the originals can be found here
http://blogs.zdnet.com/threatchaos/index.php?p=311
-{ Quote: "Both images are a complete map of the system calls that occur when a web server serves up a single page of html with a single picture. The same page and picture. A system call is an opportunity to address memory. A hacker investigates each memory access to see if it is vulnerable to a buffer overflow attack. The developer must do QA on each of these entry points. The more system calls, the greater potential for vulnerability, the more effort needed to create secure applications." }-
http://www.sanasecurity.com/ generated and provided the original PICs ;) :thumb:
while nearly a year old a picture (or two) is still worth a thousand words
(click to enlarge)
http://i6.tinypic.com/2yxm9hy_th.jpg (http://i8.tinypic.com/2qtwh3c.jpg)
system calls that occur on a Linux server running Apache
http://i8.tinypic.com/30vhcm8_th.jpg (http://i3.tinypic.com/34hyp8x.jpg)
system calls that occur on a Windows Server running IIS
the originals can be found here
http://blogs.zdnet.com/threatchaos/index.php?p=311
-{ Quote: "Both images are a complete map of the system calls that occur when a web server serves up a single page of html with a single picture. The same page and picture. A system call is an opportunity to address memory. A hacker investigates each memory access to see if it is vulnerable to a buffer overflow attack. The developer must do QA on each of these entry points. The more system calls, the greater potential for vulnerability, the more effort needed to create secure applications." }-
http://www.sanasecurity.com/ generated and provided the original PICs ;) :thumb:
while nearly a year old a picture (or two) is still worth a thousand words