Malwarebytes Free is a free security software for Windows, Mac, Android, and iOS. You can use Malwarebytes free to scan and remove virus and malware from your device. The only downside is free version can’t gives you real-time protection. For real-time protection you need Malwarebytes Premium. You can also try Malwarebytes Premium for 14 days.
Microsoft Defender Antivirus is a free anti antivirus application with GUI that comes preinstalled on Windows 10. It comes with Behavior-based, heuristic, and real-time protection against viruses, malware, and spyware. But you can also control and manage it via the Windows PowerShell. Windows PowerShell is a task automation command-line shell tool and scripting language. In this article we will see how to manage Microsoft Defender Antivirus via Windows PowerShell in Windows 10.
Windows Defender Antivirus is a free Windows 10 build in antivirus feature from Microsoft. It protects you from the threats like viruses, malware, ransomware and spyware across apps, web and email. It comes with strong real-time protection feature. But in Windows 10, it doesn’t have an option to uninstall or disable Windows Defender Antivirus permanently unless you install a third-party antivirus. But you can do it via Windows Security, Registry and Group Policy.
If you’re planning to perform a specific task, you don’t need to disable Windows Defender Antivirus permanently. You only need to turn it off temporarily.
Disable Windows Defender Antivirus Temporarily:
You can temporarily disable Windows Defender Antivirus using your Windows 10 security app. To do that please follow below steps.
Click the Start menu button and select Windows Security from all program list. Then click Virus & threat protection option.
In that screen Under the Virus & threat protection settings section click the Manage settings option.
Then turn off the Real-time protection using below switch.
Using this option you can temporarily disable the real time protection of your Windows Defender Antivirus in Windows 10.
Disable Windows Defender Antivirus Permanently using Group Policy:
You can permanently disable Windows Defender Antivirus using your Windows 10 Group Policy editor. For that you need to disable tamper protection first. To disable tamper protection, click the Start menu button and select Windows Security from all program list. Then click Virus & threat protection option, after that click Manage settings under the Virus & threat protection settings. And finally Turn off the Tamper Protection.
Then in the windows search type gpedit.msc and then click the open on top gpedit.msc result. It will open the Local Group Policy Editor. Then navigate to
Computer Configuration->Administrative Templates->Windows Components->Windows Defender Antivirus
Then right click and select Edit option or Double click on the Turn off Windows Defender Antivirus policy option.
It will open the another windows. In that windows select Enabled option and click OK and restart your windows 10 system. This will permanently disabled the Windows Defender Antivirus on Windows 10.
Disable Windows Defender Antivirus Permanently using Registry:
First disable the Tamper protection using above method. Then open the Registry editor by searching regedit in windows search. Then go to below path in registry editor.
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender
Right-click on the Windows Defender key, select option New, and click on DWORD (32-bit) Value and name the key DisableAntiSpyware and press Enter. After that Double click the newly created DWORD key and change the value from 0 to 1 to disable it . Then press OK and restart your system. That’s it.
If you don’t have any antivirus software installed and want to scan any of your file online, the best easy method is online virus scanner. These online virus scanners scan your file with various antivirus software engines and displays the result with each engine’s detection label. In this tutorial i will show you some good online virus scanners.
Virustotal
VirusTotal is a free online service from google that analyzes files and URLs finding the identification of viruses, worms, trojans and other kinds of malicious content detected by more than 60 different antivirus engines and website scanners. It also provides service via browser extensions and the API. Currently you can scan up to 128 MB file size. to upload your file just to their homepage and click the Upload and scan file button and browse/upload your file.
It will scan and show all results.
Metadefender is a free security service from OPSWAT that also scans your uploaded file with multiple anti-malware engines for malware, vulnerability check, and data sanitization. Currently it uses more than 40 different antivirus engines and website scanners. you can upload upto 140MB file.
Payload Security also provides free online virus scanner that analyzes files in virtual environments with more than 66 different antivirus vendors.It support PE, Office, PDF, APK files and more . In Payload Security online scanner the maximum upload size for a file is 100 MB. Here you can configure some options like your malware analysis environment.
nodistribute is also provides online virus scanner with more than 35 antivirus engines support. But it only provides 3 free scan. if you need more you need to pay.
It provides more than 17 antivirus engines to scan your file and you can upto 100MB size per file.
Gary’s Hood Online Virus Scanner (F-PROT, Avira AntiVir, AVG, and ClamAV)
Avast free Antivirus is an antivirus program developed by AVAST Software. It is one of the best and popular free antivirus in this field. It come with advanced application protection, Password manager, Network security inspector and automatic Game Mode. It also comes with the new passive mode. using this you can run multiple security products in parallel. It also checks installed application behaviors with the new Behavior Shield feature. Some other useful features are real-time protection, boot-time scan, CyberCapture and intelligent threat-detection. But note that its real-time scan won’t run until just before a process is about to launch. It is lighter, faster and take less scanning time compared to another free antivirus solutions.
Bitdefender Antivirus Free Edition is a free antivirus software from Bitdefender. This free antivirus from Bitdefender based on the cloud security with real time protection. The user interface is very simple just a button to run the full system scan, a option to scan specific files or folders, and a recent activity list. It comes with some useful features like real-time shield protection, web protection, auto Scan with good intrusion detection system. Using its B-HAVE behavioral detection method you can monitor your active apps. Some other features are anti-phishing, anti fraud, HTTP Scanning, anti-rootkit and early boot scanning. Registration is required to use this product for more than 30 days.
Download Bitdefender Antivirus Free Edition
Kaspersky lab also provides free antivirus software to its users called Kaspersky Security Cloud Free. This is completely new product in the antivirus market.The main feature are file anti-virus, web anti-virus, IM antivirus and mail anti-virus. Some other features are automatic updates, self-defense and quarantine features.
Download Kaspersky Security Cloud Free
Panda Free Antivirus is an antivirus program developed by panda securities. It is free and lightweight antivirus for your system with quick and easy installation. Panda free antivirus’s real time scan scans only on execution and also scans files when they are copied. Some of the major features are USB vaccination, Process Monitor, Panda Safe Web and Rescue Disk. Panda’s USB vaccination blocks auto launching applications from USB disk to protect your computer file modification or deletion. Rescue Disk provides bootable antivirus environment for your system to remove some nasty malwares.
AVG AntiVirus Free is a free antivirus software from AVG Technologies. Now AVG Technologies is a subsidiary of Avast Software. AVG provides real-time security updates and it scans for both malware and your pc performance issues. It blocks and removes malicious downloads before they downloled on your PC. It also comes with AVG Web TuneUp, Email Shield, Phishing protection, AVG file Shred and more.
Avira Free Antivirus is also one of the best free antivirus and one of the most widely used antivirus programs in the world. It comes with antivirus scanner to scan and remove malwares, viruses, Trojans, worms and other harmful things. The best feature is the real-time cloud scanning technology. It scans the file’s digital fingerprint with their cloud protection to find the file health. Avira Browser Safety is a freee browser extension comes ith Browser Tracking Blocker and Safe Browsing features.
Kaspersky Labs is celebrating its 20th birthday and released a new free product to its users called Kaspersky Free. Kaspersky Labs is a one of the leading providers of anti-virus software. Kaspersky Free provides file anti-virus, web anti-virus, IM antivirus and mail anti-virus features. Using this feature you can scan and protect your files, emails, IM and automatically warns you about malicious websites. It also comes with automatic updates, self-defense and quarantine features.
Comodo Antivirus for Linux (CAVL) is a free antivirus and mail gateway software for your linux system from Comodo Group, Inc. The mail gateway provides anti-spam filter and it block email related threats.And it compatible with Postfix, qmail, Sendmail and Exim MTA’s. It comes with automatic updates, scan scheduler, event viewer and custom scan profiles.
Install Comodo Antivirus for Linux on ubuntu:
Go to Comodo Antivirus for Linux download page. And choose your operating system as Ubuntu from the dropdown and also select 32-bit or 64-bit based on your system. And click the download button. By default, it will download the file in your Downloads folder. The downloaded file name is cav-linux_x64.deb (its for the 64-bit OS). For the 32-bit oS its cav-linux_x86.deb.
Download Comodo Antivirus for linux
To install Comodo Antivirus for Linux, you need to install libssl0.9.8. But in ubuntu 16.04 or later have newer than Comodo wants. But anyway you need to install this libssl0.9.8
Download libssl0.9.8 (for 64-bit)
Download libssl0.9.8 (for 32-bit)
Download libssl0.9.8 for your OS type (32 or 64 bit) from above link. The default download location is Downloads folder. Open your terminal app and run the below command.
cd Downloads
Then run the below command in terminal.
For 64 bit
sudo dpkg -i libssl0.9.8_0.9.8o-7ubuntu3.2_amd64.deb
OR
For 32 bit
sudo dpkg -i libssl0.9.8_0.9.8o-7ubuntu3.2_i386.deb
Then type the below command in your terminal and hit enter.
sudo apt-get install -f
Then run the below command one by on in your terminal.
sudo dpkg -i cav-linux_x64.deb
sudo apt-get install -f
sudo /opt/COMODO/post_setup.sh
Just replace “sudo dpkg -i cav-linux_x64.deb” this command with below command.
sudo dpkg -–ignore-depends=libssl0.9.8 -i cav-linux_x64.deb
If above not work then run below
sudo dpkg –ignore-depends=libssl0.9.8 -i cav-linux_x64.deb
then run all others one by one.
when asked press enter. Then continuously press enter to read and confirm the installation.
Avast is one of the favorite free antivirus program in the computer world but one small feature is annoying many users. Back in 2015, Avast added a new feature called Avast email signature. This feature adds a mail footer message like below in your email.The Supported email clients are Microsoft Outlook, Mozilla Thunderbird, Zimbra Desktop, eM Client, Inky, Claws Mail and some other. It is also adds the footer to your web based email clients also like Gmail, Yahoo! Mail, Outlook Mail.
ClamAV is a free open source cross-platform antivirus engine.It comes with multi-threaded scanner daemon, command line utilities for on demand file scanning and automatic signature updates.The application was developed for Unix and various third parties have developed versions of ClamAV to work on a variety of operating systems like Windows, Linux, OS X, BSD and Solaris.
Normally most antivirus softwares are come with a 30 days trial periods. But some antivirus companies run some special promotion offers and give you 180 days or 90 days or 60 days trial periods. Here is a list of antiviruses and their download links from Trend Micro, Bitdefender, Avira, F-Secure, Norton, ESET, Panda and Kaspersky
