Trojans are a type of malware that can damage the data and system on your device. Trojans can disguise themselves as files. Starting from applications, links, or programs that appear safe, but actually have malicious purposes.
How Do Trojans Infect Devices?
Trojans can take over control of your device. For example, stealing personal information, installing other malicious programs, or carrying out other detrimental actions.
Trojans are different from viruses, because viruses can spread and reproduce themselves, whereas Trojans must be run by the user. Trojans are also known as the Trojan Horse, which is inspired by the ancient Greek story about a wooden horse that was used to attack the city of Troy.
Types of Trojans and Their Dangers
Trojans have various types and functions, depending on the purpose of the creator. Here are some of the most common and dangerous types of Trojans:
Backdoor Trojan
This Trojan can create a backdoor or secret access on your device, allowing an attacker to control your device remotely. Attackers can access data, change settings, delete files, or do other harmful things.
Banking Trojan
This Trojan can steal your banking or financial information, such as credit card numbers, passwords, or OTP codes. This Trojan usually targets users who make online transactions, by redirecting them to fake sites that are similar to the original site.
DDoS Trojan
This Trojan can carry out Distributed Denial of Service (DDoS) attacks, namely attacks that aim to paralyze a network or website by sending excessive traffic. This Trojan can turn your device into a zombie or bot, which participates in DDoS attacks without your knowledge.
Fake Antivirus Trojan
This Trojan can trick you by pretending to be a legitimate antivirus, but actually doesn't work at all. This Trojan can display false warnings about threats to your device.
Next, this malware asks you to pay to remove it. In fact, this threat does not exist or actually comes from the Trojan itself.
Ransomware Trojan
Trojan This can encrypt your important data or files, and require you to pay a certain amount of money so that the data or files can be returned. This Trojan can cause major losses, both financially and emotionally, especially if the data or files are very valuable to you.
How to Prevent and Overcome Trojans
Trojans can cause various problems and losses for you, if not immediately prevented and resolved. Here are several ways you can prevent and overcome Trojans:
Use a trusted antivirus
Antivirus can help you detect and remove Trojans that may be on your device. Make sure you use a trusted antivirus and always update the database and version regularly.
Don't click on random links or files
Trojans can enter your device through links or files that you click, either via email, messages, or websites. Therefore, you must be careful and not carelessly click on suspicious or unknown links or files. First check the source and destination of the link or file before you open it.
Update the operating system and applications regularly
Operating systems and applications that are not updated can have security holes that can be exploited by Trojans. Therefore, you must always update your operating system and applications regularly, to get the latest features and security patches.
Back up data regularly
Data backup is an important step to anticipate possible data loss due to Trojans. You must back up your data regularly, either to external storage media or to cloud services. That way, you can restore your data if something unexpected happens.
Use a safe internet network
Unsecured internet networks, such as public WiFi, can be an entry point for Trojans to infect your device. Therefore, you should avoid using unsecured internet networks, or use a VPN to protect your connection.
That's the article about Trojans. Hopefully this article can help you understand more about this malware, OK?
Read also:
What is an Operating System (OS)?
DISCLAIMER: This article is informational in nature and is not an offer or invitation to sell or buy any crypto assets. Trading crypto assets is a high-risk activity. Crypto asset prices are volatile, where prices can change significantly from time to time and Bittime is not responsible for changes in fluctuations in crypto asset exchange rates.
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