List of the Top Email Security Software for Mid Size Business in 2025 - Page 5

Abusix Mail Intelligence provides an advanced suite of blocklists (RBL/DNSBL) that significantly improves your email security by delivering real-time threat intelligence. These blocklists serve as a crucial defense mechanism against various email threats, effectively shielding your network from spam and malicious software attacks. By functioning as the first line of defense for your mail servers, they help preserve bandwidth and reduce the processing demands that would typically arise from more intensive spam and virus detection efforts later in the filtering chain. Moreover, Abusix Mail Intelligence takes proactive measures against outbound spam by leveraging our AuthBL to identify potentially compromised or high-risk accounts. In addition, we enhance your existing filtering capabilities by providing essential data through a variety of blocklists, which encompass Domain, Short URL, Disk URL, Cryptocurrency Wallet, and Email lists. With these robust tools at their disposal, organizations can vastly improve their email security strategies, fostering a more secure communication landscape. This comprehensive approach not only protects against current threats but also adapts to evolving challenges in the cybersecurity realm.

SecurityHQ operates as a worldwide Managed Security Service Provider (MSSP), offering continuous threat detection and response around the clock. With access to a dedicated team of analysts available every hour of every day throughout the year, clients benefit from personalized guidance and comprehensive insights that provide reassurance, all through our Global Security Operation Centres. Leverage our recognized security solutions, expertise, personnel, and systematic approaches to enhance business operations while minimizing risks and lowering overall security expenditures. Additionally, this commitment to excellence ensures that your security needs are met proactively and effectively.

Material is a dedicated security platform for Google Workspace and Microsoft 365—the critical infrastructure modern organizations run on. Stop attacks, protect sensitive data, and strengthen your security posture with one solution built for modern Security and IT teams. Material streamlines SecOps by unifying detections and automating remediations across your cloud workspace in one platform that gives you unprecedented visibility and control. Material stops sophisticated attacks, secures sensitive data in files and mailboxes, detects and contains account takeovers, and reduces risk across your environment. Your cloud workspace isn’t just another app. It's critical infrastructure - home to your people, content, and communications — and requires dedicated protection. Point solutions and home-grown detections create gaps and drain efficiency. Material replaces the patchwork with one detection and response platform that stitches context together across threats, data, identity, and configuration—so you can get more done with fewer resources.

Cryptshare is a groundbreaking solution designed to safeguard your sensitive information during its most vulnerable moments. In today’s work environment, effective communication of data and messages is essential, yet significant challenges arise when information is in transit. These challenges include: 1. Ensuring data protection 2. Restrictions on file size Our solution effectively addresses these issues in a straightforward and user-friendly way. Additionally, it provides a range of other advantages, such as: * Comprehensive audit trails * Adherence to essential data protection regulations * Strong capacity for automating business communications Moreover, Cryptshare is cost-effective, easy to implement, and can be accessed from any device that has a web browser. It complies with international standards like ISO 27001 and GDPR, ensuring your information remains secure throughout every stage of the process. Ultimately, Cryptshare empowers organizations to communicate securely and efficiently, enhancing overall productivity.

Our simple yet effective solution protects all vital email communications against both new threats and everyday issues like system slowdowns. To uphold the integrity of your business communications, implementing our anti-spyware is essential. AVG Email Server Edition is specifically crafted to ensure smooth business interactions by delivering a virus-free inbox and secure communications, alongside fully protected servers. Equipped with an advanced scanning engine that works efficiently, it schedules scans during idle times to avoid disrupting your workflow. This allows you and your team to focus on your primary business tasks without the worry of expensive distractions or delays. Moreover, the remote management feature empowers administrators to manage, install, and update AVG across all devices and the entire network from a single, centralized location. AVG also automates updates to keep your business protected from the latest threats. In addition, the intuitive management console enables businesses to quickly implement protection across numerous endpoints and effectively oversee their security policies, creating a secure and productive work environment. This all-encompassing system not only boosts productivity but also instills a sense of confidence in your operational security, ensuring that your business can thrive without compromising on safety. Ultimately, adopting this comprehensive approach to email security transforms your organization's resilience against potential cyber threats.

While you may think you are being cautious by refraining from sending sensitive emails, isn't it worrisome that your email service provider might have a backdoor allowing them to access your communications? They hold the power to share your messages with third parties whenever they choose, as they establish the protocols and take advantage of any weaknesses in their system. Have you reflected on the information that a single online purchase receipt could expose about your life? Such details could unveil your shopping habits, financial standing, preferred payment methods, home address, and the technology you use, among other insights. This reality is rather alarming, isn't it? Sadly, many businesses and scammers are already taking advantage of this data. Every tiny detail about you is invaluable to outside entities, who will leverage it to gain insights into your habits, sway your buying choices, and in some extreme cases, even impersonate you online. If you are under the impression that your email service is entirely secure, it may be beneficial to perform a quick online search; you'll likely uncover that leading email providers have experienced significant security breaches. Are you still feeling secure about your privacy? Fortunately, a simple and effective privacy solution is available that can protect your emails regardless of where they are sent or received, ultimately providing you with the reassurance you need in today's digital landscape. This peace of mind can help to alleviate the anxiety that comes with sharing your personal information online.

At EmailAuth.io, which is affiliated with Infosec Ventures, our primary focus is safeguarding your most precious digital asset: your email. We are committed to enhancing your email deliverability, ensuring you receive the highest return on investment from your email campaigns, and fostering trust with your customers, partners, and vendors alike. Our approach goes beyond mere support; we take charge of the entire process! EmailAuth employs a strategy that encompasses the full journey toward achieving the highest level of security for your domains. Our team of security specialists, along with dedicated customer success managers, collaborates seamlessly with you to ensure your needs are met effectively. Together, we work towards a secure and trustworthy email experience for all your communications.

mxHERO offers an advanced solution designed to secure email attachments by integrating email systems with cloud storage options. By replacing conventional email attachments with secure cloud storage links, mxHERO protects sensitive documents from being insecurely sent or stored outside the organization, which is a common risk in standard email practices. The dangers inherent in email communication can threaten sensitive data both within the organization and externally. mxHERO ensures that all email content is managed through the preferred content platforms of clients, which enhances overall security. This innovative service not only automatically moves attachments to secure cloud storage but also effectively resolves challenges related to content sprawl, version control, and file size restrictions. Moreover, it reduces the risk of data breaches, whether the information is in transit or being stored. Prominent global brands and major enterprises trust mxHERO for this essential security improvement. Although email poses considerable security risks, it is still a crucial component of business operations. mxHERO enables clients to enhance the security of their current email systems without disrupting the workflow of employees or clients, thus facilitating a smoother shift to a more secure email environment. Furthermore, this solution empowers organizations to manage their sensitive information with greater confidence and control.

Smartlockr is a data security platform that prioritizes the needs of people to facilitate secure email and file sharing across entire organizations. By focusing on human factors, Smartlockr provides an intuitive interface designed to help users minimize the risk of data breaches, acknowledging that human error is the leading cause of such incidents globally. The platform is compatible with all operating systems and devices, and it conveniently integrates with existing systems, including a plug-in for Microsoft 365 (Outlook) and an SMTP relay service. Additionally, Smartlockr allows users to securely send and receive large files, accommodating sizes of up to 5 TB. Moreover, it adheres to strict privacy regulations and security standards, such as GDPR, ISO, and NTA 7516, ensuring comprehensive compliance for organizations. This commitment to security and user-friendliness makes Smartlockr an essential tool for modern organizations aiming to protect their valuable data effectively.

Streamline your workflow by utilizing a centralized dashboard that consolidates traffic visibility for all clients, eliminating the need for multiple logins. This solution facilitates rapid advanced searches, thereby improving your capacity to manage support tickets with greater efficiency. With just a couple of clicks, you can promptly eliminate threats and block malicious senders across your entire client base. Instead of handling each customer on a case-by-case basis, you can implement universal rules for all or chosen clients in seconds. Our platform equips you to detect and neutralize various email security threats, such as business email compromise, spear-phishing, and ransomware, all while being intuitive and ready for immediate use. Furthermore, Mesh guarantees the smooth synchronization of your mailboxes and licensing information from Microsoft 365, ensuring that the Mesh billing number aligns with Microsoft's billing number each month. While changing email security providers can be daunting, especially for larger Managed Service Providers, our concierge service simplifies the transition by taking care of most setup tasks for you. This streamlined assistance not only conserves valuable time but also boosts your operational efficiency, allowing you to concentrate on the core aspects of your business. Ultimately, adopting this comprehensive solution can transform your client management experience, making it more cohesive and less time-consuming.

Hexamail Guard acts as a premier defense mechanism against the perils associated with email, featuring an array of advanced security tools designed to preserve your inbox's integrity while protecting your business interests. By harnessing our cutting-edge multi-layer filtering technology, you can enhance your email framework with confidence. This solution not only boosts communication within your organization but also enhances productivity, providing peace of mind in knowing that Hexamail Guard addresses all your email security concerns. With its Intelligent Threat Detection capabilities, Hexamail Guard employs sophisticated algorithms to proactively identify and neutralize spam, viruses, phishing schemes, and other dangerous threats, ensuring that only legitimate emails arrive in your team's inboxes. The platform also includes Real-time Threat Analysis, which continuously scrutinizes incoming emails for emerging threats, allowing for swift identification and response to potential risks. In addition, Hexamail Guard offers Customizable Rule Sets, which empower you to tailor the system to fit your specific security needs effectively. This adaptability guarantees that your organization remains safeguarded against a diverse range of email threats while allowing for ongoing improvements in your security posture. Plus, with regular updates and support, you can ensure that your defenses remain robust against the ever-evolving landscape of cyber threats.

Cygrade provides advanced email security solutions powered by AI specifically designed for small and medium-sized businesses. By predicting and addressing human mistakes in outgoing emails with smart tools, Cygrade prevents possible catastrophes related to data breaches and other problems resulting from employee email behaviors. Acting as a supplementary layer of supervision, it detects and rectifies dangerous mistakes before emails are dispatched, allowing users to hit send with peace of mind. This cutting-edge strategy not only safeguards confidential data but also improves the overall efficiency of communication within your organization. Additionally, it empowers employees with the confidence to communicate effectively while minimizing risks associated with email correspondence.

Vade is a leading global provider of predictive email security, protecting 1 billion mailboxes in 76 countries. We enable Managed Service Providers (MSPs) and Small to Medium-sized Businesses (SMBs) to secure their Microsoft 365 users against complex email threats, including phishing, spear phishing, and malware. Numerous organizations, such as Internet Service Providers (ISPs), MSPs, and SMBs, choose Vade's cutting-edge email security solutions to safeguard their customers and operations from these significant cybersecurity risks. Our AI-powered tools are specifically designed to detect threats that traditional defenses frequently overlook. They successfully counteract evolving phishing attacks that bypass standard security measures, alongside targeted spear phishing and business email compromise tactics. Moreover, our technology excels at neutralizing sophisticated polymorphic and zero-day malware attacks, ensuring thorough protection for all users. By utilizing our solutions, businesses can confidently address the intricacies of email security while maintaining peace of mind. Our commitment to innovation ensures that we stay ahead of emerging threats in the ever-evolving cybersecurity landscape.

Advanced Email Security Solutions. Our platform integrates a robust layer of human security that employs sophisticated encryption, analytics technologies, and contextual machine learning to thwart data breaches initiated by users, safeguard sensitive information (Egress Guard), and pinpoint vulnerabilities within your email infrastructure. In order to empower employees to make informed security choices, we leverage cutting-edge DLP technology alongside contextual machine learning capabilities. This approach effectively identifies and mitigates both accidental and deliberate data leaks, while ensuring that sensitive information is only shared with the appropriate recipients. Our user-friendly plug-in simplifies the process of email encryption, making it accessible for all users. Furthermore, we automate protection measures in alignment with your established security policies. Our intelligent system evaluates the actual threat level of potential breaches by managing data sharing, ensuring that optimal security and control are consistently maintained. Additionally, our eDiscovery software streamlines analytics and reporting processes across your email network, saving valuable time and resources. With our comprehensive solutions, organizations can enhance their email security while fostering a culture of awareness among employees.

MailChannels offers a comprehensive solution for bulk email management, effectively identifying malicious users and preventing spammers from compromising your systems. It enables you to monitor outgoing emails, helping to pinpoint spam and any unusual sending behaviors, thus protecting your customers' inboxes from spam, phishing, and various email threats. With a strong and intuitive interface, the platform simplifies the management of customer communications. Our services extend across multiple cloud environments, minimizing the risk of single points of failure and ensuring consistent service availability. You can rely on receiving prompt responses from a live support representative within 30 minutes, any time of the day or year. MailChannels' Outbound Filtering, a cloud-based SMTP relay service, is designed to detect and eliminate spammers, ensuring your emails are delivered reliably. By implementing Outbound Filtering, you can address email delivery challenges associated with IP address blocklisting, enhancing your overall operational efficiency. Furthermore, the system automatically disables compromised accounts and scripts, which improves security measures and provides peace of mind. This multi-layered strategy not only boosts operational effectiveness but also strengthens your email infrastructure against an ever-changing landscape of threats, making it a vital component of your communication strategy.

INKY is a renowned cloud-based solution for email security that has been recognized with multiple awards. It effectively safeguards organizations from phishing threats while also filtering out spam and malware. By leveraging advanced domain-specific machine learning and computer vision techniques, INKY is capable of detecting and neutralizing zero-day phishing attempts, ensuring they do not infiltrate traditional email systems. For emails deemed suspicious, the software displays warning banners to alert users. Its integration with Office 365 can be accomplished in just a few minutes, making it a swift addition to any organization. The system provides Safe, Unusual, and Malicious alerts, helping users discern the appropriate actions to take with their messages. Furthermore, INKY features a comprehensive dashboard that allows for complete oversight and monitoring of blocked threats. The email security solution enhances user protection by embedding clear warnings within emails, providing tailored advice to help users stay informed. These Safe, Unusual, and Malicious alerts come complete with detailed information, prompting users to scrutinize their emails further or to exercise caution. Clients particularly appreciate the ease of reporting suspicious emails with a single click, reinforcing the software’s user-friendly design and effective security measures. Overall, INKY not only protects businesses but also empowers users with knowledge and tools to navigate their inboxes safely.

ePrism offers unparalleled email security designed to defend against both external and internal risks such as spam, viruses, spyware, and phishing attacks. Additionally, it safeguards against identity theft and other harmful content. Our solutions feature top-tier inbound and outbound spam filtering, policy categorization, and seamless automated directory integration within a hosted SaaS framework that can be set up instantly without requiring any hardware or software installation. Our team of technical specialists at EdgeWave actively monitors and manages threats to ensure they do not infiltrate your internal servers. Among the standout features are advanced threat protection, intelligent threat management, data loss prevention, compliance measures, disaster recovery options, detailed policy controls, account management capabilities, and comprehensive visibility and reporting tools. Furthermore, clients can enhance their security through optional add-ons such as ThreatTest for anti-phishing and incident response, Email Continuity services, email encryption solutions, email archiving, and data loss prevention (DLP) capabilities to ensure a robust defense against potential threats.

MetaPhish is a phishing simulation tool designed for administrators to craft ransomware and phishing scenarios aimed at their employees and management. By automating training sessions, this software enhances employee alertness towards phishing threats and highlights areas where further cybersecurity education may be necessary, ultimately fostering a more secure work environment. Moreover, it helps organizations stay ahead of potential cyber threats by continuously evaluating and improving their team's readiness against such attacks.

ZEROSPAM is a robust solution designed to safeguard organizations of various sizes from email-based threats such as ransomware and spearphishing. This user-friendly email security tool boasts an impressive 99.9% efficacy in defending against email threats. Furthermore, ZEROSPAM offers seamless integration with Office 365, ensuring a smooth user experience, and maintains a minimal rate of false positives, enhancing its reliability. With its advanced features, ZEROSPAM stands out as a vital asset in the fight against email vulnerabilities.

OpenText Core Email Encryption is designed to eliminate one of the biggest vulnerabilities in modern organizations: unsecured email communication. It continuously scans outbound messages for sensitive content using advanced DLP filters that evaluate both text and attachments. When policy conditions are met, the platform automatically encrypts, quarantines, or blocks the message based on organizational requirements, reducing the chance of accidental data exposure. Its Best Method of Delivery engine intelligently determines whether to use S/MIME, TLS, or a secure messaging portal, ensuring protected delivery regardless of the recipient’s email system. External users can easily initiate secure correspondence through the Secure Compose portal, strengthening collaboration without adding friction. Administrators gain full insight into encryption events, policy triggers, and delivery outcomes through graphical reporting dashboards. Because the system operates in the OpenText Secure Cloud, businesses can deploy and manage email encryption without complex infrastructure or maintenance. The solution reinforces regulatory compliance by automating protection for sensitive data, whether related to healthcare, finance, legal matters, or other high-stakes contexts. Employees experience seamless communication, while IT teams benefit from centralized controls and minimized human error. Together, these features make OpenText Core Email Encryption a comprehensive, scalable, and intuitive approach to safeguarding email communication across any organization.

OpenText Core Email Threat Protection is engineered to defend organizations from increasingly sophisticated email threats by applying multi-layered security across inbound, outbound, and internal communications. The platform scrutinizes every message with advanced link rewriting, real-time click-time scanning, and sandboxing of attachments to prevent malware, ransomware, and phishing attempts from reaching users. Its AI-driven impersonation detection identifies forged domains, spoofed executives, and display name manipulation, shutting down social engineering tactics before they succeed. Message retraction capabilities allow administrators to pull malicious emails out of Microsoft 365 inboxes even after delivery, providing an essential safety net. Internal email filtering helps thwart lateral phishing and early-stage BEC attacks that often bypass traditional security tools. Outbound protection ensures compliance, prevents data exfiltration, and safeguards organizational reputation. With a streamlined deployment process and user-friendly management console, organizations can strengthen their defenses without adding operational burden. Flexible architecture and mobile visibility support modern, distributed workforces that depend heavily on email. Backed by more than 35 years of data management and security expertise, OpenText delivers a trusted, evidence-based approach to protecting communication channels. Together, these capabilities create a powerful, adaptive email security framework that helps organizations stay secure, productive, and resilient.

Vircom's ModusCloud is an email security solution hosted in the cloud that delivers immediate protection against threats, including phishing and advanced multilayer antivirus, along with email archiving capabilities. It ensures that users are safeguarded from harmful and unsolicited emails. Administrators have the flexibility to tailor the service to align with user needs and organizational policies. By leveraging enterprise-level security technology and infrastructure utilized by some of the world's most secure organizations, ModusCloud provides clients with robust protection. This service is further enhanced by our in-depth expertise in catering to the unique requirements of smaller businesses. Our comprehensive hosted email security solution encompasses email threat defense, email continuity through the Emergency Inbox feature, and encryption that adheres to established policies, all of which are seamlessly managed through an intuitive user interface. Additionally, this approach enables organizations to maintain their operational integrity even during unforeseen email disruptions.

Darktrace revolutionizes cybersecurity with its ActiveAI Security Platform, leveraging self-learning AI to provide proactive defense and real-time threat detection across an organization’s entire infrastructure. The platform ingests and analyzes data from a variety of sources, including internal native systems, third-party security tools, and cloud applications, offering unparalleled visibility into security posture and attack paths. Darktrace’s AI continuously correlates incidents, enabling the system to detect threats that are previously unseen, including zero-day threats. Through automation, Darktrace not only investigates alerts but also provides autonomous responses, helping security teams prioritize critical threats and take immediate action. The platform also aids in exposure management, phishing simulations, and red and blue team exercises, offering a comprehensive suite of tools to address vulnerabilities before they can be exploited. By reducing manual intervention, Darktrace enables faster triage, decreases containment times, and enhances efficiency across security operations. Its ability to protect diverse environments, including IT, OT, endpoints, and identity systems, makes it a complete cybersecurity solution for modern enterprises.

Utilize Trusted Email Identity to protect both employees and customers from sophisticated threats posed by email attacks. These advanced tactics take advantage of critical security vulnerabilities that standard email protection systems often overlook. Agari builds trust among employees, customers, and partners by maintaining the integrity of their inboxes. Its unique AI technology, which receives over 300 million updates each day, proficiently differentiates between genuine communications and malicious ones. Furthermore, global intelligence extracted from trillions of email exchanges provides valuable insights into user behavior and connections. With extensive experience in setting email security standards, Agari has established a benchmark that Global 2000 companies rely on, ensuring they are well-defended against emerging threats. This thorough strategy not only strengthens security measures but also cultivates confidence in all email communications. As a result, organizations can focus on their core operations while knowing their email systems are in safe hands.

Safeguarding against threats such as phishing, business email compromise, ransomware, and spam is essential, just as improving email deliverability is vital for effective communication. Although DMARC is primarily designed for email security, its influence on email deliverability is significant and should not be ignored. By successfully combating email spoofing, user engagement increases, resulting in a better domain sender score. An elevated domain sender score enhances email deliverability, making it more probable that your business messages reach the intended recipients' inboxes. Effective email authentication plays a crucial role in achieving consistent email deliverability. Have you evaluated whether your emails are properly authenticated and successfully reaching their destinations? With DMARCLY reporting, you can maintain assurance in your email deliverability. Knowing that your legitimate communications successfully reach inboxes while others do not offers marketers a sense of security. The concept of "no auth, no entry" is increasingly relevant, as email service providers such as Gmail and Office 365 are progressively classifying unauthenticated emails as spam or entirely rejecting them. DMARCLY provides a strong solution for monitoring SPF, DKIM, and DMARC, ensuring that your email practices are not only secure but also effective. This all-encompassing strategy not only protects your brand's integrity but also significantly enhances your overall communication effectiveness. In today's fast-paced digital landscape, maintaining a proactive approach to email authentication is more important than ever for sustaining positive customer relationships.