Is My Website Prepared For Any Attack Of Hackers?
by Gaurav Gupta
The issue of website security has been a priority for web designers and developers for a long time. Preventing methods of attacks on websites has been transformed into an entire profession, thanks to the range of possibilities that exist to attack a website. Not only large banking databases are the ideal target for the hacker, there are also various databases that can be extracted from large websites, such as forums or communities, and this is just an example of what could be achieved. Hackers with their attacks. At this point of insurance you will ask: Is my Website Prepared for Any Attack of Hackers?
Any website, called a blog, news site, forum, virtual store or a corporate website, can and will surely be attacked by a hacker. Now, as a web page designer or developer, they have the task of not only visually creating web pages visually, but also keeping them protected by attackers who wish to extract information or simply do some evil.
There are a number of ways to hack a website. For this reason, many measures must be implemented to prevent these unfortunate situations. However, there is no infallible method of preventing and eradicating hacker intrusions. In this article, you will know the steps you could take to make your website ready for possible known attacks.
Common Hacking Methods
As mentioned, there are various methods that an attacker can use to attack a website. For this reason, we will explain the most common methods used by attackers, and of course, their respective measures to avoid such intrusion.
The SQL injection attack is undoubtedly one of the most serious attacks for a site or web application. This attack is directed to fields of query or entry of data, even, could be used directly in the box of the URL of the navigator. An attack of this type can give access to information from the database to the intruder.
SQL injection attacks occur when a hacker tries to paste SQL commands into their web page fields. In the case that a datum contains a single quotation mark (‘) at the end of a user name, its database could see this as a constructed SQL query. Because of this, you could receive data from an SQL query.
Hackers cannot enter your website using this query, but the method will allow them to access their database name, tables and key fields. From this data, the hacker can use information that has to use SQL commands in the other fields of your website. With this method, they will collect the data needed to use in an intrusion.
How to Defend My Web against SQL injection?
- Ensure us to handle correct data types.
- Parameterized queries
- Permissions for queries
- Consider using an ORM
Cross Site Scripting (XSS)
This attack is commonly known as XSS, Cross Site Scripting is one of the most difficult hacks to deal with. In recent years, Microsoft, My Space and Google have had difficulties to deal with such cases. This attack robs the sessions that a user creates at the moment of logging, therefore, can take all the personal information of that user.
This type of attacks is hidden in pop-up windows that can appear on websites, with these windows are intended to catch the user while displaying a message like that of a sexy girl inviting to have a private conversation, for example. When the user drops, you will see in the navigation URL something like the following:
At some point, you may think that nothing has happened. These links can help you steal session cookies (sounds like you’re being bullied) can possibly lead to the theft of your personal information.
How do I prevent this hack from happening?
- Never enter personal data in suspicious locations.
- Be wary of pop-ups.
This attack is simple and quite easy to use. It works as follows:
- See the source code of the website.
- Copy the code in the notebook.
- Save the notepad file.
- Open the file in the browser, log in and press Enter.
- You already have access!
How to determine if my website is vulnerable?
- Do your server processes run on the root, administrator, local system, or other privileged accounts?
- Does your web application access the database through SA or other accounts?
- Does your application have the ability to access the database through the most privileged accounts?
- Are the application server virtual machines running with All Permission or Full Trust in J2EE and. Network environments?
- Can you limit access to web resources using platform capabilities?
How can I protect my website?
- Development environments always have to use the lowest possible permissions.
- Be sure to use accounts created with limited permissions for the queries you want to perform.
- Limit your user accounts to sufficient privileges corresponding to your tasks.