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How to find backdoor PHP shell scripts on a server

Senin, 20 Juni 2011
When hackers get access to your website server, they sometimes install a backdoor shell script designed to allow them to regain entry even after you've cleaned up the site, repaired the original security hole that allowed the hack to occur, otherwise improved site security, and even installed measures to try to lock the hackers out.   A backdoor script can be called from a browser like any other web page. It gives its user a web page interface where they can download...

How to Find PDF Files on the Internet

Jum`at, 20 Mei 2011
Back in the days, if we wanted to read a comic book we had to buy one at bookstore. We also had to bring it everywhere we went if we wanted to read it. Bringing books everywhere you go can be very inconvenient. The advancement of technology revolutionizes the way you store and share documents. Not so long ago, computer scientists came up with Portable Document Format, also widely known as PDF. This file format facilitates document exchange. You can now find your favorite book...