What does this code do? (Injected code hacked)

1. How do hackers inject code?
2. What is an injected script?
3. Why do hackers use SQL injection?
4. What are injection attacks on Web applications?
5. Can I hack with JavaScript?
6. Who is the world famous hacker?
7. What is a script attack?
8. What is SQL Query Injection?
9. How does script injection work?
10. What's the worst an attacker can do with SQL?
11. Are SQL injections illegal?
12. Why is SQL injection dangerous?

How do hackers inject code?

Code injection, also called Remote Code Execution (RCE), occurs when an attacker exploits an input validation flaw in software to introduce and execute malicious code. Code is injected in the language of the targeted application and executed by the server-side interpreter.

What is an injected script?

Inject a script (JavaScript) into the current page and run it. This is distinctly different from Execute Script, which runs the script in the Virtual User (in Load Tester) rather than in the web page. Inject Script uses a single datasource to provide the script that will be sent to the browser and executed.

Why do hackers use SQL injection?

Using SQL injection, a hacker will try to enter a specifically crafted SQL commands into a form field instead of the expected information. The intent is to secure a response from the database that will help the hacker understand the database construction, such as table names.

What are injection attacks on Web applications?

An injection attack is a malicious code injected in the network which fetched all the information from the database to the attacker. This attack type is considered a major problem in web security and is listed as the number one web application security risk in the OWASP Top 10.

Can I hack with JavaScript?

One of the most sneaky uses of JavaScript is cross-site scripting (XSS). Simply put, XSS is a vulnerability that allows hackers to embed malicious JavaScript code into an legitimate website, which is ultimately executed in the browser of a user who visits the website.

Who is the world famous hacker?

Today, he is a trusted, highly sought-after security consultant to Fortune 500 and governments worldwide. Kevin Mitnick is the world's authority on hacking, social engineering, and security awareness training. In fact, the world's most used computer-based end-user security awareness training suite bears his name.

What is a script attack?

Cross-site scripting (XSS) is a type of security vulnerability typically found in web applications. XSS attacks enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to bypass access controls such as the same-origin policy.

What is SQL Query Injection?

SQL injection, also known as SQLI, is a common attack vector that uses malicious SQL code for backend database manipulation to access information that was not intended to be displayed. This information may include any number of items, including sensitive company data, user lists or private customer details.

How does script injection work?

Script injection is security vulnerability, a serious security threat that enables an attacker to inject malicious code in the user interface elements of your Web form of data-driven Web sites. Wikipedia states, HTML/Script injection is a popular subject, commonly termed Cross-Site Scripting , or XSS .

What's the worst an attacker can do with SQL?

Since web applications use SQL to alter data within a database, an attacker could use SQL injection to alter data stored in a database. Altering data affects data integrity and could cause repudiation issues, for instance, issues such as voiding transactions, altering balances and other records.

Are SQL injections illegal?

1 Answer. It will depend on the legal system under which it falls. But you are still doing something hostile. Without previous written permission of the siteowner, you are committing a crime.

Why is SQL injection dangerous?

SQL injection attacks pose a serious security threat to organizations. A successful SQL injection attack can result in confidential data being deleted, lost or stolen; websites being defaced; unauthorized access to systems or accounts and, ultimately, compromise of individual machines or entire networks.