Best Email Security Software for Windows of 2024

Cynet equips MSPs and MSSPs with a fully managed, all-in-one cybersecurity platform that brings together essential security functions in a single, user-friendly solution. By consolidating these capabilities, Cynet simplifies cybersecurity management, reduces complexity, and lowers costs, eliminating the need for multiple vendors and integrations. With multi-layered breach protection, Cynet delivers robust security for endpoints, networks, and SaaS/Cloud environments, ensuring comprehensive defense against evolving threats. Its advanced automation enhances incident response, enabling swift detection, prevention, and resolution. Supported by a 24/7 Security Operations Center (SOC), Cynet’s CyOps team provides continuous monitoring and expert guidance to keep client environments secure. Partnering with Cynet allows you to deliver cutting-edge, proactive cybersecurity services while improving operational efficiency. See how Cynet can redefine your security offerings and empower your clients today.

SpamTitan email security protects businesses, schools, smbs and MSPs from spam. SpamTitan email security protects against spam, phishing, day-zero attacks and viruses, malware, ransomware and other threats to email. It helps to control mail flow, clean it, protect against spam, and protect against unwanted email. We offer easy-to-use, yet powerful email security for businesses, smbs, and MSPs that is Office365-friendly. SpamTitan Email Security is available for a free, fully supported trial. SpamTitan – Premium functionality included * CEO Impersonation protection * Spearphishing Protection/ Phishing * Link analysis * Full Sanding * Zero Day Attacks protection * Mail Spooling * Spoofing protection * Ransomware and Malware Protection * SPF/DKIM/DMARC checking * Encryption * Fully multi-tenant environment * Ability to rebrand entire UI * Full REST API * Set up documents and support SpamTitan Email Security is the best solution in the G2 Crowd Email Security. Start your free trial today!

An advanced shield against phishing, ransomware, and evolving email-based threats. Working in harmony with your existing systems, our solution enhances your defences, whether deployed on cloud or on-premises.

Guardz is an AI-powered cybersecurity solution that provides MSPs with a platform to protect and insure small and growing businesses from cyberattacks. The platform provides automatic detection and response to protect users, devices, cloud directories, and data. We simplify cybersecurity management to allow businesses to focus on their growth without being bogged down by security complexity. The Guardz pricing model is scalable and cost effective and ensures comprehensive digital asset protection. It also facilitates rapid deployment and business growth.

odix, a market leader for Enterprise CDR (Content Disarm and Reconstruction), now offers FileWall, a native cybersecurity app for Microsoft Office 365 mailboxes. FileWall™, which is compatible with Microsoft security solutions like EOP and ATP, ensures complete protection against unknown attacks via email attachments. FileWall™, unlike other Microsoft security solutions, doesn't alter or harm any sender-related security capabilities.

KDMARC is an anti-spoofing and email authentication solution that aids organizations in protecting their outbound mail flow. KDMARC's Dynamic SPF feature allows you to whitelist and blacklist domains and IPs with a single click from the KDMARC dashboard. Dynamic DMARC allows you to change your policy (None, Quarantine & Reject) in real-time. This tool is designed to help customers take the appropriate security actions quickly to ensure stronger email security. KDMARC helps organizations trust their mailboxes by preventing brand abuse, increasing email delivery, and preventing malware & ransomware attacks. This allows them to increase email engagement.

Trustifi provides industry-leading email security solutions that help small, medium, and large enterprises manage threat detection, regulatory compliance and data encryption. Easily deployable on Outlook, Gmail, and any other email server via relay **Advanced Threat Protection** -Malware/ransomware virus detection and BEC attack prevention and alarms **Data Loss Prevention** --100% compliant HIPAA/HITECH and PII, GDPR. FSA, LGPD, CCPA and more **Encryption** -NSA-grade. Only select Enterprise customers have access the company branding and product white-labeling. One-on-one training for teams. There are many encryption requirements, so there is no one-size-fits all solution for email security. Many times, customized solutions are available on request and often free of charge.

Security Gateway's email threat detection technology was developed by MDaemon Technologies. This email industry pioneer has been protecting email servers against viruses, spam, phishing and other threats for more than 20 years. Our expertise is trusted by companies to keep their email communications safe. We protect all email platforms, including Microsoft Exchange, Office 365, and other. Our team of email security specialists will take the hassle out of managing your company’s email security. Security Gateway employs the most up-to-date email threat detection technology and policy enforcement tools in order to ensure good emails flow to and from your users. Security Gateway cloud service is easy to deploy, so you can focus on other important tasks. Check out this video to see some of the Security Gateway features.

Zivver is the digital communications platform that powers the next generation of secure digital communication. It is simple, smart, and secure. Zivver is trusted by more than 5,000 organizations worldwide. It prevents data leaks from human error and ensures compliance. Zivver seamlessly integrates to all major email clients, including Outlook, Gmail, and Microsoft 365. It features unrivalled zero-keys encryption and smart features like contextual machine learning powered business rule generation. Zivver allows you to securely share large files upto 5TB via your existing email client. Zivver is fully in compliance with all major data security standards including ISO 27001 and NTA 7516, GDPR and HIPPA.

Mailfence is an encrypted email provider that uses OpenPGP-based encryption and digital signatures. Mailfence offers a variety of features that allow for collaboration without compromising security or convenience. Mailfence documents allows you to securely store and edit documents. You can also share documents with your team by pressing a button. Mailfence calendar will help you keep track of all your tasks, meetings, events, and other important information. Mailfence contacts will save your contacts and allow you to create mailing lists to maximize efficiency. Mailfence was designed to be fully interoperable. This means that you can sync Mailfence with any service. Mailfence offers fully customizable whitelabel versions for its Mailfence interface. Mailfence donates 15% from PRO subscriptions to IFF or EDRI to support the fight for Online privacy.

XgenPlus is the most advanced enterprise email solution. Communicate and collaborate with it. It is the first IDN Email Server to provide EAI (Email Address Interization), i.e Linguistic Email Address, like (Email address written in Hindi). It is an email management software that can be used by any enterprise, SME, PSU, or government. department. It supports all the basic features like POP, IMAP and webmail, calendars, contacts, SMS, scheduling and security. Key Features IDN Email - The only internationalized domain name email hosting server Policy for auto archival and mail retention Merge / de-merge email account Group Mail with a Tracking Report Broadcast email Schedule Email / SMS & Other... Benefits: Reliable - 99.99% uptime Scalable: Flexible to meet the needs of your organization Robust Security: Inbuilt Antispam software Live Chat, On-Call, and Offline Support Available 24x7 Easy Data & Administrative Control Better Storage

Secure, enterprise-style email and collaboration without the high price. Kerio Connect offers all the functionality and features for collaboration and messaging without the complexity or high price tag of other systems. Email integration includes shared calendars, scheduling, contacts management and tasks. It also integrates with instant messaging and shared folders. Microsoft ActiveSync allows you to sync messages directly to your mobile device. Instant Messaging can be used from any 3rd party chat/IM application on mobile and desktop. Kerio Connect can be installed in just 10 minutes. Users can also be up and running in as little as 10 minutes. Kerio Connect is available on-premises and in partner-hosted cloud environments. You can deploy for Mac, Windows, and Linux users. Full support for Outlook (Windows, Mac), and many other IMAP and POP compliant email client.

Secure email for everyone. Tutanota, the most secure email service in the world, is easy to use and private. Register for free to get control of your mailbox. Your emails are now more secure than ever thanks to 2FA and end-to-end encryption. Your mailbox is protected by the built-in encryption. Nobody can read or decrypt your data. Tutanota's code is open-source, so security experts can verify it. Tutanota's Android app is Google-free, making it the best open-source email service. Your secure emails are always available with apps for Android and iOS. The web client is quick and fully-featured apps ensure encrypted emails are pleasant experiences. We are serious about your email needs and offer a secure email service that is free of advertisements. We work round-the-clock to provide you with an encrypted email service that allows you to focus on the important things. We offer whitelabel customizations and a clear, minimalist design.

Centrally manage email signatures for all users on all their devices. The platform is built for Microsoft 365 and Google Workspace, and it has decades of experience with email signature management. Get consistent, branded and up-to-date signatures for all employees across devices, departments, and geography. Create customized and targeted email signature marketing banners below the contact details to share updates, achievements, values, promote content and much more! All with clickable call-to-actions to help you drive traffic and interest. With role-based login, the marketing or communications department can easily manage it. After the initial setup (45 min), IT has no workload. Safely hosted at ISO 27001-certified data centers (Microsoft Azure). This ensures the best, most secure data storage available – under all laws and regulations, including GDPR.

Guardian Digital protects against email threats such as phishing, zero day exploits, and crippling ransomware attacks. These are just some of the many threats email users face every single day. Email security is a business security issue, as more than 90% of cyber attacks originate in an email. A purpose-driven solution is the best way to protect email. It closes critical security gaps in Microsoft 365 and Google Workspace. It also provides remote support, expert setup and ongoing remote management. We provide real-time cybersecurity business insight to help you assess your current risk profile and protect you against the threats that all businesses face when using email.

DocsCorp is the choice of document management professionals looking for software that makes their jobs easier and more efficient. Our global brand has more than 500,000 users in 65 countries. Our product portfolio includes document creation, email recipient check, metadata cleaning and document comparison. You can also access our PDF creation and PDF conversion software on your desktop, server, or cloud. Our products are compatible with the most popular enterprise content management systems. This allows for business efficiency and streamlines processes. We offer organizations both on-premises integrations and cloud integrations. We work with industries that are document-centric in order to help them manage their most important asset - documents. This includes Government Departments and Legal Services, Financial Services, as well as Technology companies.

CB Exchange Server Sync allows for secure synchronization of data and data migration between Exchange Servers. It allows for easy synchronization between multiple Outlook accounts hosted on Exchange Server or Office 365. You can customize it to meet your business's needs. It can be used for synchronization of emails, calendars, tasks, contacts, public folders, and other information. This solution allows seamless migration of your entire Exchange / Outlook models to Office 365 or other Exchange versions starting with Exchange 2010 SP1 or later. It's great when combined with: * CB Super Secure Exchange Server is the solution to stop hackers from using Exchange Server to gain access to a secure network. * Outlook Content Censor - Access your Exchange account from outside the company without revealing sensitive information. You can restrict attachments, address and signatures.

Xeams, a secure and powerful complete email server for Windows, Linux Solaris, MacOSX, and other flavors UNIX, is available. Xeams supports SMTP and POP3, as well as IMAP. It has a powerful spam filtering engine which eliminates up to 99 percent of junk mail upon installation. It is very user-friendly because it offers a flexible approach to email.

Office 365 Management is now easier than ever. Manage everything with AD Users & Computers. Eliminate Exchange on-premises. Easy365Manager integrates Office 365 and AD management, eliminating need to log in to web consoles or run PowerShell. Easy365Manager adds two new tabs for user properties to AD Users & Computers. You can now manage EXO mailboxes from AD user properties, including complex settings such as calendar delegation which would otherwise require PowerShell scripting. Easy365Manager allows your first-level admin to work faster and reduces the number of tickets escalated to senior administrators. Easy365Manager can be installed on any PC or server with AD Users & Computers. There is no server component or service, AD Extension, or custom security layer. Easy365Manager can be installed and configured in less than 2 minutes, and you will instantly be rid of hybrid Office 365 management.

Protect your entire business with a single-click solution that offers all-in-one protection. A unified solution for threat protection that provides a holistic, cutting-edge defense without draining your IT resources. Our AI anticipates risks, then proactively identifies issues and automatically addresses them, saving you time.

Protect your organization from accidental data breaches with VIPRE SafeSend, a powerful and proactive solution for Microsoft Outlook. SafeSend prompts users to double-check external recipients and attachments before sending emails, significantly reducing the risk of misaddressed messages and costly mistakes. Unlike traditional Data Loss Prevention (DLP) tools that block emails after they’re sent—leaving understaffed security teams burdened with reviewing and releasing them—SafeSend works in real-time, empowering employees to identify and prevent potential errors before they happen. SafeSend also scans outgoing emails and attachments to ensure sensitive data stays securely within your network, offering an extra layer of protection. Over time, employees naturally develop better email habits, fostering a more security-conscious workforce. Available in two packages, SafeSend offers targeted solutions: one focused on preventing misaddressed emails and another designed to address comprehensive DLP use cases. With VIPRE SafeSend, your organization can reduce data leakage risks while building a culture of awareness and accountability.

RMail®, the e-security platform from RPost®, is a global leader in 2000. RMail is a specialist in elegantly simple email encryption for privacy, compliance, legal e–delivery proof secure file sharing, email rights management, email impostor protection and email encryption. RMail's transmission security services are often used by businesspeople and business systems that need to send sensitive or consumer-regulated information. These RMail services can be used for messages that require additional functionality beyond standard email. They include (a) an easier-to-use and more automated email encryption to ensure privacy compliance; (b) a verifiable proof record of who sent what email to whom; (c) assurance and peaceof mind in relation to delivery and open status email of important and time-deadline emails, (d) need to have a timestamped proof that content was delivered; (f) the need to securely share large files.

The Accellion secure communication platform prevents data breaches from third-party cyber risk. CIOs and CISOs rely upon the Accellion platform to ensure complete visibility, compliance, and control over communication of IP, PII and PHI across all third-party communication channels. This includes email, file sharing and mobile, enterprise apps, web portals and SFTP as well as automated inter-business workflows. Users click the Accellion button to know that it is the safest and most secure way to share sensitive information outside of the company. The Accellion platform offers a variety of deployment options including FedRAMP, FedRAMP, hybrid, and on-premise. It provides the security and governance CISOs require to protect their organizations, reduce risk, and comply with strict compliance regulations like NIST 800-171, HIPAA and SOX, GDPR and GLBA. More than 25 million users have been protected by Accellion solutions at over 3,000 companies.

WikiLocks works in the same way as you do. It works within your most used applications. Select the data you wish protect, then assign access to individuals and groups. Finally, distribute the newly protected document. No matter how the document is accessed, copied or pasted, protection will continue to follow it throughout its lifecycle.

You don't need to trust your email security to just one antivirus engine when you have four. GFI MailEssentials can harness the power of top brands like BitDefender, Kaspersky and Avira. Each engine has its own detection methods and heuristics. To block email-borne viruses or other malware more effectively, you can get maximum protection for your email environment. Spam accounts for approximately 45% of your email volume. GFI MailEssentials has 14 advanced email filtering technologies that you can see in action. To save server space and time, filter spam before it reaches email boxes. Stop spam, block spoofed email, stop emails linking to known problem URLs and phishing sites, remove nonRFC compliant emails, detect emails sent by forged senders, and other techniques to reduce spam waste. GFI MailEssentials can be used with other email servers than Exchange. It will seamlessly integrate into your existing setup.