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Email Security Software - Page 5

Last updated: April 2026

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130 software options

Guardio logo

Chrome extension for blocking malware and phishing attacks

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Guardio is a Google Chrome extension designed to help businesses provide protection against malware, phishing attacks, and identity theft and remove pop-up messages from the browser. It lets employees prevent unauthorized users from accessing web browsers and remove existing malware from devices via a unified platform.

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Dark Web ID logo

Threat detection and monitoring for businesses and MSPs

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Dark Web ID is a cloud-based cybersecurity tool, which monitors the dark web and alerts businesses to any risks or threats. The platform can be used by MSPs or enterprises to prevent data breaches and ensure sensitive employee or company data is not available on the dark web.

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eM Client logo

Email, calendar, contacts, tasks, notes and chat in one app

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eM Client is a powerful email client with a clean and easy-to-use interface, which supports PGP and S/MIME encryption and digital signatures. Upload and lookup GPG keys on eM Keybook, Proton and keys.openpgp.org. Password-protected startup. eM Client easily connects to any email service.

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SendGrid logo

Delivers reliable email at scale for businesses

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SendGrid is a solution that provides a cloud-based email infrastructure to help relieve businesses of the cost and complexity of maintaining custom email systems. It provides email delivery, scalability and real-time analytics along with APIs. The platform also offers SMTP service, email validation, deliverability insights, and dynamic templates, while supporting multiple programming languages including Node.js, Python, and Java.

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Zivver logo

Email Security Made Effortless

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Zivver is email security software which helps enterprises transfer business documents and ensure secure e-mail communication. It allows users to retract emails, view risks, causes, and impact of data breaches, configure workflows, and generate custom reports.

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mxHERO for Legal QuickStart logo
(0)

Email security & productivity designed for legal firms

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Protect outbound email attachments by automatically replacing them with secure links to your existing cloud storage service. No end-user effort or downloads required. Works uniformly across all devices. Minimize your risk to external email breaches and email mishandling.

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Agari Secure Email Cloud logo
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Email security and cybersecurity software

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Agari Secure Email Cloud is an email security and cybersecurity software that helps businesses in finance, healthcare, retail, legal, and IT industry segments identify and prevent spear phishing, account takeovers, and email compromise-based attacks. With the incident response functionality, staff members can prioritize tasks and conduct attachments, URLs, and sender forensics-based investigations.

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Confidencial logo
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Cloud-based data protection and security solution

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Confidencial is a cloud-based document security solution that enables users to protect sensitive data with granular encryption controls.

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StartMail logo
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Email platform for end-to-end email encryption

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StartMail is a privacy-first email service that keeps your inbox safe. It is designed for individual and business use. StartMail users can create an unlimited number of email aliases at no extra cost to mask their real email. Custom email addresses are available for businesses.

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Stalwart logo
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Open-source mail and collaboration platform

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Stalwart Mail Server is an open-source email platform combining collaboration tools and security features in one unified solution.

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LogValid logo
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Real-time email verification solution

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LogValid enhances email security by verifying the authenticity of email addresses in real time. It detects and removes invalid, disposable, and spam emails, protecting your system from fraud, phishing, and other security threats.

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Topsec Managed Email Security logo
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Software for managing and securing emails

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Topsec's Managed Email Security service is a cloud-based solution designed to safeguard your organization's email system from a wide range of cybersecurity threats. With advanced email threat detection, targeted threat protection, and real-time monitoring, Topsec ensures that your critical data remains secure and your email continuity is maintained.

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EuropeanMX logo
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Cloud-based anti-spam for incoming and outgoing messages

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Use the cloud redundancy solution EuropeanMX as a reliable spam filter. Our system offers nearly 100% filter accuracy and virtually no false positives. Protect your IP ranges before getting blacklisted. Continuously archive your emails with EuropeanMX to always have a backup of your emails.

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iQ.Suite aaS logo
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Enterprise email management & security solution for M365

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iQ.Suite aaS is a cloud-based enterprise email management and security solution for companies using Microsoft 365. It offers a comprehensive set of features including content-driven encryption, insider threat detection, wrong recipient protection, and more. iQ.Suite aaS offers malware and spam detection to minimize risk and secure emails from unauthorized access. Additionally, to ensure company policies are met, this solution can be used to apply business policies to email communications.

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M365 Manager Plus logo
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Management, reporting, auditing, and monitoring of Microsoft

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M365 Manager Plus is a reporting, auditing, monitoring, management, and security solution for Microsoft 365. Designed for businesses of all sizes, it helps users manage Exchange Online, Azure AD, Microsoft Teams, OneDrive for Business, and other services from a centralized dashboard.

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ManageEngine Endpoint DLP Plus logo
(0)

Monitor and protect sensitive data across endpoints

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ManageEngine Endpoint DLP Plus is an enterprise-ready solution that monitors the transfer and usage of sensitive data across the business IT network. The solution supports advanced data discovery and classification techniques such as Fingerprint, RegEx, and keywords search, through which sensitive data is identified and protected across the different endpoints in your organization.

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MailGuard logo
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Speed Matters. MailGuard stops threats 2- 48hrs faster.

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MailGuard anticipates, predicts and learns from emerging zero-day threats like ransomware, phishing, spear-phishing, Business Email Compromise and similar malicious email-borne attacks, protecting email users from harm.

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FileCap logo
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Cloud-based email security and encryption solution

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FileCap is a secure file-sharing and collaboration solution that lets users send large files over email safely and easily.

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mailbox logo
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Secure encrypted email and workspace platform

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Mailbox provides a comprehensive digital workspace combining secure email, cloud storage, video conferencing, and office tools in one integrated platform. The service stores data in certified German data centers with consistent encryption during storage and transmission, ensuring GDPR compliance and enhanced security. Users benefit from spam-free inboxes, collaborative tools, and an infrastructure powered by renewable energy.

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DMARCTrust logo
(0)

Email authorization monitoring & DMARC compliance platform

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DMARCTrust provides email authentication monitoring through automated DMARC report processing and analysis. The platform identifies all services and IP addresses sending emails on behalf of a domain, tracks SPF and DKIM authentication pass rates, and monitors DNS records for unauthorized changes every five minutes. It includes a dedicated reporting address, automated data collection from major email providers, and alerts for authentication failures and configuration issues.

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OpenText Data Privacy and Protection logo
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Data privacy and protection portfolio

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Voltage is a data privacy and protection portfolio that can be used for data privacy readiness, secure collaboration, structured data optimization, and other use cases. It offers solutions for file analysis, sensitive data management, encrypted email, and more.

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Palisade logo
(0)

Email security software

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Palisade is an AI-powered DMARC platform that automates the implementation of DMARC to help users stop landing in spam and get their verified email checkmark. The platform integrates with over 800 third-party apps and features smart DMARC capabilities, email threat detection, and expert human support to improve email deliverability and security.

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SpamTitan Plus logo
(0)

Zero-day threat protection and intelligence

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SpamTitan Plus is an anti-phishing solution, which provides features such as URL inspection, malicious link neutralizing, URL rewriting, and time-of-click analysis.

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Area 1 logo
(0)

Secure email gateway and anti-spam software

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Area 1 Horizon is a network security management software designed to help businesses protect systems against phishing attacks across various traffic sources including emails, web pages, and networks. The platform enables administrators to receive notifications about blocked phishing campaigns on a unified interface.

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Zoho ToDo logo
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Application for creating, tracking, and managing tasks

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Zoho ToDo is a task management tool designed to help businesses create and manage tasks. With Zoho ToDo, you can effortlessly organize, collaborate, and track your tasks via a unified portal. Whether you're working on personal projects or collaborating with a team, the application provides a streamlined workflow that helps you stay on top of your tasks.

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