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Archive for the ‘Tutorialz’ Category

Your Password Will Never Get Stolen With the Safelock Keyboard [Microsoft]

October 9th, 2009 No comments

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15 Steps to Make a Windows 7 Bootable Disk

October 9th, 2009 2 comments

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Computer Network Denial Of Service Denial

October 1st, 2009 No comments

Denial of Service (DoS) and distributed Denial of Service (DDoS) attacks involve an attempt to make a computer resource unavailable to its intended users. This may simply be for malicious purposes as is often the case when big commercial or famous web sites undergo a DDoS attack. However, it is also possible to exploit the system’s response to such an attack to break system firewalls, access virtual private networks, and to access other private resources. A DoS attack can also be used to affect a complete network or even a whole section of the Internet.

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The Top 10 Web Application security vulnerabilities

September 30th, 2009 No comments

The Top 10 Web Application security vulnerabilities
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Quick comparison of MyISAM, Infobright, and MonetDB (mysql)

September 30th, 2009 5 comments

Recently I was doing a little work for a client who has MyISAM tables with many columns (the same oneĀ Peter wrote about recently). The client’s performance is suffering in part because of the number of columns, which is over 200. The queries are generally pretty simple (sums of columns), but they’re ad-hoc (can access any columns) and it seems tailor-made for a column-oriented database.

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SQL WHERE Clause Optimization

September 25th, 2009 No comments

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OSI Model Explained..

September 22nd, 2009 1 comment

Cross Site Scripting (XSS) Explained!

September 21st, 2009 1 comment

Cross Site Scripting (XSS) is a code injection vulnerability found in web applications and is generally used by malicious hackers to hijack a legitimate user’s session with the website. XSS vulnerabilities are caused because of improper validation of user input by the Server and then sending this invalidated input back to the user in some exploitable form. A great resource to track the latest XSS vulnerable software, websites and latest research is XSSed.com

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Basic Netcat Usage

September 21st, 2009 1 comment

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Microsoft Windows XP Default Accounts

August 24th, 2009 No comments

A good cheat sheet to have :)

28ja3ar