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Remove Tachyon Internet Security 5.0 (Free Instructions) - Simple Removal Guide

removal by Gabriel E. Hall - - | Type: System tools

Tachyon Internet Security 5.0 is the fake antivirus program that automatically installs on the computer and cannot be easily removed

Tachyon Internet Security 5.0

Tachyon Internet Security 5.0 is the software that claims to offer anti-malware features and protect the device. However, this product is the application that can be categorized as rogue or deceptive program due to stealthy infiltration and useless functions. This fake system optimizer appears out of nowhere and shows pre-determined results of system infections and damage to convince people into purchasing the full license of this tool that costs $30 for a year subscription. Nevertheless, the basic version and Premium tool are both useless and cannot improve the performance or remove malware, even when you pay.

This is why the particular PUP gained the name of Tachyon Internet Security 5.0 virus online. Various forums get filled with complains from users and reports from security experts.[1] Although it may seem legitimate and useful, the behavior of this potentially unwanted program resembles other shady applications that change settings and preferences on the machine, shows fake system scan results to make people more eager to pay for the license and use other questionable Tachyon products.

Name Tachyon Internet Security 5.0
Type Rogue system tool
Category Potentially unwanted program[2]
Symptoms Randomly opening a web browser, installing programs without permission, opening and closing CMD and other programs without users' consent
Required OS Windows
Price 36,600 KRW/ $30 for 1 year Premium version
Danger Installs shady tools, applications and can access crucial parts of the system and personal data
Distribution Pirated software, freeware installations, misleading sites, deceptive promotional content
Elimination Install a reliable anti-malware tool and remove Tachyon Internet Security 5.0 completely. Clean possible damage with Reimage

Tachyon Internet Security 5.0 wouldn't let the user do a system refresh or restore, it interferes with crucial features and closes down the window instantly to keep on running on the infected device. Users call this Korean product a nightmare because it looks like antivirus utility and cannot even be removed with real anti-malware tools.

Tachyon Internet Security 5.0 can access program folders, delete them and gain admin rights to make more crucial changes on the infected system. Uninstalling of the software is impossible when pop-ups with foreign characters fill up the screen instead of providing a proper uninstallation process. 

Also, this tool can add other processes to Task Manager and in the background to ensure that Tachyon Internet Security 5.0 and related products keep running and affecting the performance of the PC without users consent. This is frustrating because the victim cannot know where to find the initial file and how to terminate this software entirely.

This shady Tachyon Internet Security 5.0 tool targets Windows Operating System and affects users with Windows 7,8, and 10 machines. It gets installed out of nowhere and some anti-malware programs cannot even detect it as dangerous or malicious. However, you should try Reimage or SpyHunter 5Combo Cleaner and scan the machine multiple times to find traces, related files or even a core program that causes all those intrusive symptoms. Tachyon Internet Security PUA
Tachyon Internet Security 5.0 is one of the products in this Tachyon developer family that is not considered useful or valuable.
Tachyon Internet Security 5.0 gets promoted as a useful system tool and spreads around the world through download bundlers during freeware installations while getting pirated software. The company has much more products than this internet security protection application, so there is a high possibility that your machine encountered additional installations too.

To remove Tachyon Internet Security 5.0 completely, you need anti-malware tool and a full system scan. During such a process all the possible places where malicious files may get hidden can be checked. This is how you can find and terminate this shady program completely.

We mentioned that Tachyon Internet Security 5.0 removal can be more difficult, so you may need to try a few anti-malware tools and run system scans. The program claims to safely protect the information and monitor the system. However, all those protection and sanitization features create more damage to the machine.[3]

Tachyon Internet Security 5.0 works alongside advertisers and promotes shady software on its pop-ups and banners. Nevertheless, all those reported symptoms create more issues on the machine:

  • stealthy infiltration of other programs;
  • pop-ups and other redirects on the browser;
  • system folders and CMD window opening-closing out of nowhere.

Tachyon Internet Security 5.0 virus
Tachyon Internet Security 5.0 is a program that may reinstall itself multiple times if you don't delete all related files. So install anti-malware tool for that.

Rogue internet security tools get offered with the third-party software

Downloading the tool like antivirus or system optimizer can lead to infiltration of adware, browser hijackers or any malicious programs that come without requiring for permission. You can also get such tools from official pages, deceptive developer websites and even install the program on your PC on purpose when promotional content tricked you into believing that this PUP is what your device needs.

However, download freeware, in most cases include bundled programs and lead to infiltration of unwanted and mainly useless applications. You can even choose a source that delivers pirated software without notice. To avoid this behavior and silent PUP infiltrations in the future, you need to take these measures into considerations:

  • choose trustworthy developers, official download sites;
  • always go for Advanced or Custom installation options;
  • check the list of programs shown on the installation setup.

Eliminate all the products related to Tachyon Internet Security 5.0 virus for good

There are a few frustrating features when it comes to Tachyon Internet Security 5.0 removal:

  • system changes;
  • installation of other tools and applications;
  • interference with programs and features.

All those issues can be addressed with an automatic elimination process, during which you use anti-malware tool to remove Tachyon Internet Security 5.0 and other related programs. Professional antivirus tools that can find virus damage, useless files, and malware-related programs can check various places on the machine and determine what causes damage and poor performance.

Tachyon Internet Security 5.0 virus may hide its parts in various system folders and add registry keys to keep the processes running. When it comes to potentially unwanted programs and elimination processes, manual virus removal is never recommended as the best method.


You can remove virus damage automatically with a help of one of these programs: Reimage, SpyHunter 5Combo Cleaner, Malwarebytes. We recommend these applications because they detect potentially unwanted programs and viruses with all their files and registry entries that are related to them.

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Compatible with Microsoft Windows Supported versions Compatible with OS X Supported versions
What to do if failed?
If you failed to remove virus damage using Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to remove virus damage. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.
Alternative Software
Different security software includes different virus database. If you didn’t succeed in finding malware with Reimage, try running alternative scan with SpyHunter 5.
Alternative Software
Different security software includes different virus database. If you didn’t succeed in finding malware with Reimage, try running alternative scan with Combo Cleaner.

To remove Tachyon Internet Security 5.0, follow these steps:

Erase Tachyon Internet Security 5.0 from Windows systems

Remove Tachyon Internet Security 5.0 PUA from the machine by following the guide:

  1. Click Start Control Panel Programs and Features (if you are Windows XP user, click on Add/Remove Programs). Click 'Start -> Control Panel -> Programs and Features' (if you are 'Windows XP' user, click on 'Add/Remove Programs').
  2. If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program. If you are 'Windows 10 / Windows 8' user, then right-click in the lower left corner of the screen. Once 'Quick Access Menu' shows up, select 'Control Panel' and 'Uninstall a Program'.
  3. Uninstall Tachyon Internet Security 5.0 and related programs
    Here, look for Tachyon Internet Security 5.0 or any other recently installed suspicious programs.
  4. Uninstall them and click OK to save these changes. Right click on each of suspicious entries and select 'Uninstall'

About the author

Gabriel E. Hall
Gabriel E. Hall - Passionate web researcher

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