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Sql Injections Essay

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Below is an essay on "Sql Injections" from Anti Essays, your source for research papers, essays, and term paper examples.

Kametra Harrison
Network Security

SQL Injection Vulnerabilities

What is vulnerability in (computing) ?
In computer security, a vulnerability is a weakness which allows an attacker to reduce a system's
information assurance.Vulnerability is the intersection of three elements: a system susceptibility or flaw,
attacker access to the flaw, and attacker capability to exploit the flaw.[1] To exploit a vulnerability, an
attacker must have at least one applicable tool or technique that can connect to a system weakness. In
this frame, vulnerability is also known as the attack surface. Structured Query Language is a language
used to view and manipulate data that is stored in a relational database. SQL injection is a computer
attack in which malicious code is embedded in a poorly-designed application and then passed to the
backend database. The malicious data then produces database query results or actions that should
never of been executed. "SQL Injection" is subset of the an unverified/unsanitized user input
vulnerability ("buffer overflows" are a different subset), and the idea is to convince the application to
run SQL code that was not intended. If the application is creating SQL strings naively on the fly and then
running them, it's straightforward to create some real surprises. What is a database? A database is a
structure that comes in two flavors: a flat database and a relational database. A relational database is
much more oriented to the human mind and is often preferred over the gabble-de-gook flat database
that are just stored on hard drives like a text file. In a relational structured database there are tables
that store data. The columns define which kinds of information will be stored in the table. An individual
column must be created for each type of data you wish to store (i.e. Age, Weight, Height).On the other
hand, a row contains the actual values for these specified columns. Each row will have 1 value for each...

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