8 best antivirus for Office 365 [Dismiss concerns for Phishing and Malware]

Milan Stanojevic
by Milan Stanojevic
Deputy Editor
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Best Antivirus for Office 365

Office 365 comes with antimalware and antispam protection as Microsoft introduced the world to the Advanced Threat Protection feature for Office 365.

Some of the benefits that came with this new solution include antimalware protection against known and unknown malware, real time protection against malicious links and URLs, as well as rich reporting and tracking capabilities for URLs.

If you’re an Office 365 user with mailboxes hosted on the Microsoft Exchange Online, then your email messages, both incoming and outgoing are automatically protected from spam and malware.

Office 365 has a built-in antimalware and antispam filtering feature that protects inbound and outbound emails from malicious software and spam, plus administrators need not set up or maintain these filtering technologies as they’re enabled by default.

However, if you still feel the need for another antivirus for Office 365, there are a myriad of options you can choose from to suit your needs.

Antivirus software for Office 365


BullGuard (recommended)

antivirus for Office 365

BullGuard antivirus for Office 365 incorporates innovative multi-layered defenses that block all forms of malicious threats, ensuring optimal performance.

Features include a vulnerability scanner to detect outdated software that is easily exploited by hackers, free and powerful backup to keep your files safe in case of a system crash or computer loss, behavioral-based detection, antispam filters, a feature that stops unwanted apps from hijacking your browser, and automatic PC tune up.

With the traditional signature-based protection combined with behavioral-based protection, BullGuard protects against known and new malware outbreaks, with industry-leading detection rates.

It is simple to navigate with an effective, user friendly design and easy to use dashboard interface with clearly marked features and actions.

    – Download now Bullguard (Free download)

    –  Get now Bullguard


Bitdefender (suggested)

antivirus for Office 365

Bitdefender is the leading antivirus for Office 365, which protects against any sophisticated threats, what with the GravityZone tool – an adaptive, layered endpoint security designed for cloud and virtualization – that protects from advanced targeted attacks.

The GravityZone feature, found in Bitdefender GravityZone Business Security, executes its protective functions through its monitoring and revolutionary hypervisor introspection architecture, layered next-generation endpoint protection against cyber threats to detect advanced persistent threats, and protection from ransomware and defeats exploits, and zero day attacks.

It is powerful, simple, and ideal for business use, plus it has consistently ranked first in independent tests.

You’ll find it easy to install and monitor remotely from a single, powerful cloud console, plus it is also very cost effective.


Emsisoft Anti-Malware

emsisoft anti-malware office 365

Emsisoft Anti-Malware is the perfect security extra-layer for your PC or laptop. It works perfectly on any hardware configuration and supports both x32 and x64 platforms.

This tool has a dual-engine scanner which keeps safe all your files and reacts instantly when a file has an unknown modification or source. Its anti-malware and anti-ransomware security will keep you safe while surfing. Another great feature is its Behaviour Blocker. This amazing tool detects even the not-yet-known threats and unknown signatures.

Emsisoft Anti-Malware is agreat tool which comes at a great price, around $20, which is a better price than other popular antiviruses. It also has great rankings in many independent tests. You can find more information and download it in the link below.


Panda (suggested)

antivirus for Office 365

Panda’s Cloud Protection is an antivirus for Office 365 that comes with endpoint cloud-based antimalware and firewall protection, plus email traffic filtering to assure that only virus and spam free emails reach your premises.

It also guarantees the highest protection for endpoint and emails, using its collective intelligence tool that ensures files are constantly and automatically updated.

The firewall is personal or managed, plus it has cloud-based antispam filtering.

It is easy to use, minimal on maintenance costs, and it optimizes consumption of bandwidth and endpoint resources, while avoiding inoperative traffic and minimizing server load.

Features include a hosted web console, profile-based protection, flexible installation, detailed email reports, vulnerability and threat assessment, plus management delegation among others.

For email protection, you get hosted email spam filtering, guaranteed availability, quarantine management, and unlimited domain alias, plus so much more.

    –  Buy now Panda Internet Security (get 50% on all plans)



antivirus for Office 365

Symantec gives you visibility, control, protection and performance.

This antivirus for Office 365 safeguards your sensitive data against loss, protects user accounts against compromise, prevents threats in your emails, blocks advanced attacks, and optimizes your end user experience.

In order to safely use Office 365, you need an antivirus that offers such visibility, control over confidential and compliance-related data in your accounts, and prevents data breach due to exposure or exfiltration via file sharing.

Files found in cloud apps such as Office 365 are broadly shared and at risk of being exposed, plus they contain confidential, sensitive and compliance-related data.

Symantec lets you quickly respond to security incidents with extensive log data for investigations, while protecting your organization with an integrated security system.

You can secure your Office 365 accounts with Symantec CloudSOC CASB, protect Office 365 emails with Symantec Email Security cloud, or safeguard your data with Symantec Data Loss Prevention and Encryption for Office 365.

Get Symantec



antivirus for Office 365

With Kaspersky Security antivirus for Office 365, you are able to protect your mailboxes managed through this cloud app. Your email messages are also scanned for viruses and other malware threats that may be transmitted via email, including spam and phishing.

Kaspersky Security for Microsoft Office 365 features antivirus, antiphishing and antispam protection, and attachment filtering.

It can scan incoming and outgoing mail for malware, filter spam from user mailboxes, scan email messages for phishing and malicious links, filter attachments in email messages, move messages to backup to prevent data loss risks, notify the system admin about messages with malicious objects or filtered attachments, and display app activity statistics.

    –  Download now Kaspersky from the official website 


Trend Micro

antivirus for Office 365

This antivirus for Office 365 features superior protection, blockage of attacks, easy API integration, and Office 365 security.

Specifically, Trend Micro sets up fast without impacting the users or devices in your network, lets you manage threats and data loss prevention centrally with the Control Manager, and gives you sandbox analysis reports for threat insight and sharing.

Its proven Office 365 protection uncovers ransomware, business email compromise and other malicious attacks.

You also get superior protection from unknown malware as it discovers such threats using pattern-less technologies, with document exploit detection and behavior analysis with the Trend Micro Deep Discovery sandbox technology.

It also detects incoming and internal phishing attacks using massive threat intelligence from Trend Micro’s Smart Protection Network to find and block URLs hidden in the message body and email attachments that lead to malware.

Trend Micro’s Smart Protection Complete Suite protects your users and their data, by combining the broadest range of endpoint and mobile threat protection capabilities with multiple layers of email collaboration, and gateway security.

Get Trend Micro


AVG Antivirus

avg antivirus antivirus for office 365Another solid antivirus software that you might want to consider is AVG Antivirus. This antivirus offers protection against standard threats including viruses, spyware, and ransomware. In addition, this tool will block unsafe links, downloads, and malicious email attachments.

The application also supports real-time security updates, and it can even scan your PC for performance problems. AVG Antivirus is available in two versions, and while the Free version has all aforementioned features, the Internet Security version offers complete system protection for your PC.

This version offers additional features such as an extra layer of ransomware protection and webcam protection. Another great feature available in this version is Enhanced Firewall, so you can easily monitor your online traffic and choose which applications have access to the Internet.

AVG Internet Security also has anti-phishing protection so it can easily detect malicious websites and prevent them from stealing your data. It’s worth mentioning that this tool is available on the Android platform as well, so if you need to protect your Android device, you might want to consider this tool.

Overall, AVG Antivirus offers solid features, and if you’re looking for basic protection, you might want to try the Free version. On the other hand, if you need full system protection along with some advanced features, you might want to consider getting Internet Security version.


  • Protection against malware, spyware, and ransomware
  • Anti-phishing detection
  • Extra ransomware protection
  • Webcam protection
  • Enhanced firewall

    –  Download AVG AntiVirus now

Are you ready to secure your business with any of these best antivirus for Office 365? Share your favorite and why by leaving a comment in the section below.

Editor’s Note: This post was originally published in January 2018 and has been since revamped and updated with new products so our users would have a wider range of alternatives.