Tags.bluekai.com is a PUP that can display intrusive ads

In reality, this URL(or Stags.Bluekai.com and s7.addthis.com) is closely related to BlueKai – the cloud-based data platform which helps companies personalize their online campaigns.[3] For this purpose, it injects an extension into the default web browser, be it Safari, Google Chrome, or Mozilla Firefox, and generates advertisements each time user starts browsing the Internet. Thus we recommend not to install this software or if it's on your device – remove it.
| name | Tags.bluekai.com |
|---|---|
| Type | Adware |
| Risks | Installation of other PUPs, malware infections, privacy issues |
| Distribution | Fake Flash Player updates, freeware, deceptive ads |
| Removal | Use trustworthy anti-malware software to locate, isolate, and remove any cyber threats that are on your device in question |
| Browser fix | To clean your browsers quicker, use FortectIntego maintenance and repair utility |
It can show its ads and errors on perfectly legitimate websites, such as eBay, Amazon, and others. It seems that the most affected OS is Mac operating system. The app can display advertisements in forms like pop-ups, banners, interstitials, and similar. More often than not, these ads look really fishy.
Some of them may urge people to install software updates or run a virus scan online, the others can promote popular items, such as Michael Kors handbags, and look rather trustworthy. However, the most annoying are these errors:
Safari can't verify the identity of the website: Tags.Bluekai
Safari can't verify the identity of the website S7.addthis.com
You should avoid clicking on the ads as they can cause constant redirects to unsafe websites or, in rare cases, contain a malicious code the execution of which would immediately launch a virus.[4] If you happen to suffer from redirects to various untrustworthy websites, check your system for adware.
If you delay the PUP removal it could lead to identity theft.[5] This adware is capable of collecting quite much information about people's browsing activities, approximate user's location, email address, full name, and similar. The developers of such malware can further transfer compiled information to affiliate parties or sell them on the black market.
Usually, PUPs of this kind are sponsored by unknown users or online advertising companies which use cheap and intrusive methods for promoting their products. What is more, they also pay little attention to the cybersecurity of their web pages, which means that redirects can make you visit suspicious domains.
It's important to stress the role of a professional anti-malware program when the system is infected with a virus. Although it's possible to remove adware manually, experts recommend eliminating it automatically to ensure full removal of all supporting components. One of the options is to run FortectIntego. This application is designed to eliminate all sorts of PUPs so you can rest assured that this tool deals with the PUP efficiently.

Adware exploit free programs to infect PCs
Unfortunately, the number of infected devices with similar adware programs is still surprisingly high. Internet is full of security experts warnings about how important it is to check the installation of free programs.
As a quick reminder, free software, for example, download managers, unzip tools, PDF readers, etc. collaborate with PUP developers to monetize their free products. Consequently, third-party download sources are filled with software bundles, i.e. free programs that contain additional attachments.
If your web browser started showing pop-ups unexpectedly, it means that you have downloaded freeware and carelessly hit the “Install” button. In such a manner, you accelerated adware installation. If you are willing to escape similar virtual infections in the future, follow our advice.
Upon installing new software, opt for “Custom” settings. You will see all optional programs, which often happen to be browser hijackers. Remove the checkmarks from the add-ons' checkboxes and only then continue with the installation of a preferred location. If you remember our advice, you will avoid various questionable tools and malware like this one.
Get rid of Tags.bluekai.com virus from Safari
To speed up the removal from Mac or other OS, cybersecurity experts recommend using a professional anti-malware application. Our recommendation would be to install one of the programs that are given below this article. These programs will locate all files of the adware, including those that are hidden in system folders or Windows registries.
Alternatively, you can remove unwanted programs the usual way. You can find the instructions necessary for this elimination method below the article. However, if you think that meddling with this PUP takes too much time or is too troublesome, shift to the automatic removal option to fix errors that it displays.
If you need to fix your Safari web browser to eliminate the virus or similar versions from eBay, go to “Preferences” -> “Privacy tab”. Closely check “Cookies and Other website data.” After clicking the Details icon, remove everything that is related to the unwanted app.
On the final note, taking a careful look at the installation of programs and attachments will prevent you from installing such bothersome tools as Tags Bluekai. Keep in mind this tip in the future.
Uninstall from Windows
Uninstall from Windows 10/8:
- Type Control Panel into the Windows search box and open the result.
- Under Programs, select Uninstall a program.

Uninstall from Windows 7/XP:
- Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
- In Control Panel, select Programs > Uninstall a program.

Remove the unwanted program:
- In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
- If User Account Control appears, click Yes to confirm, then complete the removal.

Delete from macOS
Remove the unwanted application:
- From the menu bar, select Go > Applications.
- In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).

Delete leftover files and folders:
- Select Go > Go to Folder.
- Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
- Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.

- Finally, empty the Trash to permanently remove the leftovers.
Remove from Microsoft Edge
Delete unwanted extensions from MS Edge:
- Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
- From the list, pick the extension and click on the Gear icon.
- Click Remove.

Clear cookies and other browser data:
- Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
- Under Clear browsing data, pick Choose what to clear.
- Select Cookies and other site data and Cached images and files. (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear.

Restore new tab and homepage settings:
- Click the menu icon and choose Settings.
- Then find On startup section.
- Click Remove next to any suspicious startup page.
Reset MS Edge if the above steps did not work:
- Press on Ctrl + Shift + Esc to open Task Manager.
- Click on More details arrow at the bottom of the window.
- Select Details tab.
- Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running.

Instructions for Chromium-based Edge
Delete extensions from MS Edge (Chromium):
- Open Edge and click select Settings > Extensions.
- Delete unwanted extensions by clicking Remove.

Clear cache and site data:
- Click on Menu and go to Settings.
- Select Privacy, search and services.
- Under Clear browsing data, pick Choose what to clear.
- Under Time range, pick All time.
- Select Clear now.

Reset Chromium-based MS Edge:
- Click on Menu and select Settings.
- On the left side, pick Reset settings.
- Select Restore settings to their default values.
- Confirm with Reset.
- This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.

Remove from Mozilla Firefox (FF)
Remove dangerous extensions:
- Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
- Select Add-ons.
- In here, select the unwanted extension and click Remove.

Reset the homepage:
- Click three horizontal lines at the top right corner to open the menu.
- Choose Settings.
- Under Home, set your preferred homepage and new tab settings.
Clear cookies and site data:
- Click Menu and pick Settings.
- Go to Privacy & Security section.
- Scroll down to locate Cookies and Site Data.
- Click on Clear Data...
- Select Cookies and Site Data and Temporary cached files and pages, then click Clear.

Reset Mozilla Firefox
If clearing the browser as explained above did not help, reset Mozilla Firefox:
- Open Mozilla Firefox browser and click the Menu.
- Go to Help and then choose Troubleshooting Information.

- Under Give Firefox a tune up section, click on Refresh Firefox...
- Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.

Remove from Google Chrome
Delete malicious extensions from Google Chrome:
- Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
- In the newly opened window, you will see all the installed extensions. Uninstall all suspicious extensions related to the unwanted program by clicking Remove.

Clear cache and web data from Chrome:
- Click on Menu and pick Settings.
- Under Privacy and security, select Clear browsing data.
- Select Browsing history, Cookies and other site data, as well as Cached images and files.
- Click Clear data.

Change your homepage:
- Click menu and choose Settings.
- Look for a suspicious site in the On startup section.
- Click on Open a specific or set of pages and click on three dots to find the Remove option.
Reset Google Chrome:
If the previous methods did not help you, reset Google Chrome to eliminate all the unwanted components:
- Click on Menu and select Settings.
- In the Settings, scroll down and click Advanced.
- Scroll down and locate Reset and clean up section.
- Now click Restore settings to their original defaults.
- Confirm with Reset settings.

Delete from Safari
Remove dangerous extensions:
- Open Safari, click Safari in the menu at the top-left of the screen, and select Preferences.
- Go to the Extensions tab, look for any suspicious entries, and click Uninstall to remove them.

Clear history and website data:
- Click Safari in the menu and pick Clear History.
- Set Clear to all history and confirm with Clear History.

Reset Safari:
- Click Safari in the menu and select Preferences > Advanced.
- Enable Show Develop menu in menu bar.
- From the menu bar, click Develop and select Empty Caches.

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