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Malicious code on a website — how to find it?

Wiktoria Czerw
Content Editor
5 minutes of reading
Malicious code on a website — how to find it?
Category SEO

If you’re worried about malicious code being on your website, you’re not alone. Cybersecurity threats are on the rise, and it’s essential to take steps to protect your website from malicious code. This blog post will discuss how to find malicious code on a website and some tips for keeping your website safe.


What is malicious code?

Malicious code, also known as malware or malicious software, is a type of computer program designed to damage or disable computers, networks, and websites. It can be found in a variety of forms, such as viruses, worms, Trojans, spyware, adware, and ransomware. Malicious code can be spread through many ways, including email attachments, downloads from the internet, and even via website links. These malicious programs are often created with the intent to gain access to confidential information, spread malicious propaganda, or disrupt a user’s online activities. Understanding the different types of malicious code and how to protect yourself from it is important.

How to check your website for malicious code?

You should examine your website for any potential security risks as frequently as possible. There are several ways you can do this, some of which are free and some of which require a fee.

First, you can use online scanning tools to check your website for malicious code. A variety of these are available, such as Sucuri Sitecheck, VirusTotal, and Google’s Safe Browsing Tool. These online scanners can scan your website for known malicious code and vulnerabilities, giving you an easy way to check the security of your website quickly.

Second, you can manually check your website for malicious code. This is more time-consuming than using an online scanner, but it’s important to check your website for malicious code. You should review every file on your server and look for suspicious code. If you find any suspicious code, delete it immediately.

Finally, you can also use specialized malware scanners to check your website for malicious code. These scanners are more powerful than online scanners and manual inspection methods, as they are specifically designed to detect malicious code on websites. However, many of these scanners require a fee and may take longer to complete a scan than the other methods.

You can help keep your website safe from attacks by regularly checking your website for malicious code using one or more of these methods.

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What are the consequences of having malicious code on your website?

Malicious code on a website can be incredibly damaging. It can be used to steal customer data, install malware, or otherwise interfere with the functioning of the site. Depending on the nature and extent of the malicious code, the consequences can range from mild inconvenience to significant financial losses.

One of the most common consequences is the potential for customer data to be stolen. Malicious code can be used to scrape personal information, such as passwords, credit card numbers, and other sensitive information. This data can then be used to commit fraud or identity theft. Additionally, a compromised website may be used to spread malware to unsuspecting visitors.

Another consequence of malicious code is decreased website performance and reliability. Malicious code can cause a website to become slow or unresponsive or even crash entirely. This can cause customers to become frustrated and take their business elsewhere.

Finally, hackers can use malicious code to gain access to the hosting server and other websites hosted on the same server. This can allow them to exploit other websites hosted on the same server, as well as potentially compromise the entire server itself.

The consequences of malicious code on a website are potentially severe and can have far-reaching impacts on an organization’s reputation and finances. It is important to take all necessary steps to protect your website against malicious code injection and to check regularly for any existing malicious code. Doing so will help ensure that your website remains safe and secure and that your customers’ data remains protected.

How to prevent malicious code from being injected into your website?

The first and most important step for protecting your website from malicious code injection is to stay up to date with all your software. Any software running on your website, such as content management systems, plugins, and other applications, should be updated to the latest version. Outdated software can contain vulnerabilities that attackers can exploit to inject malicious code into your website.

You should also use secure passwords for all accounts associated with your website, including hosting and administrative accounts. Make sure that the passwords are strong and unique; never use the same password for different accounts. If possible, you should also enable two-factor authentication for enhanced security.

You should also use a web application firewall (WAF) to protect your website from malicious code injection. A WAF will analyze incoming traffic for suspicious activity and block malicious requests before they can reach your website.

Finally, you should have a regular monitoring plan in place to detect any signs of malicious code injection. You should monitor your website for unusual or suspicious activities, such as changes in content, unknown files, or new users. If you suspect that your website has been injected with malicious code, you should contact a security expert immediately to investigate the issue.


Malicious code is malicious software that can be inserted into a website without the website owner’s knowledge. It can have a range of consequences, from disrupting normal website operations to compromising confidential information stored on the site. To protect your website from malicious code, it’s important to check for any suspicious activity regularly. There are several steps you can take to help reduce the risk of malicious code being injected into your website, such as using secure passwords, keeping your website and content management system up-to-date, and implementing security measures like firewalls and virus scans. These simple steps should protect your website from infection by malicious code.

Wiktoria Czerw
Content Editor

Wiktoria is a language and editorial enthusiast whose passion for content drives her to create unique, SEO-optimized texts. She has always been intrigued by linguistics, and she now applies this passion to her profession by ensuring every sentence is accurate and logical. Wiktoria is known for her precision and timeliness – every detail matters to her, and she strives to perfect the content in every possible way.

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