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Email Security Software with Audit Trail (2026)

Last updated: March 2026

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35 software options

SpamTitan logo
Category Leaders

Anti-spam filter for business email. Vital email security.

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SpamTitan blocks spam, viruses, malware, ransomware, phishing attempts and other email threats. SpamTitan provides advanced yet easy to use email security for your business. Office 365 friendly

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Zerospam logo

Cloud email security & anti-spam solution

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ZEROSPAM is a complete cloud email security and anti-spam solution that protects domains against spam, ransomware, spear phishing, viruses, phishing and all harmful emails. Detect disguised executable files & infected macros sent as attachments via emails or downloaded through a malicious link.

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Topsec Cloud Solutions logo

Your Managed Email Security Specialists

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Topsec Email Security is a complete email filtering solution that helps organizations to check all their incoming and outgoing email content for virus and spam.

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Encyro logo

Secure file sharing and electronic signatures software

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Send encrypted email and attachments to any email address, without forcing recipients to sign up. Clients can send secure messages and files with a simple link click. Request electronic signatures with advanced compliance options and personalize the platform with custom branding, logo, and colors.

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Mailock logo

Secure emails with encryption and recipient authentication

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Exchange confidential information securely using your existing email infrastructure. Encrypt messages and authenticate your recipients.

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Libraesva Email Security logo
Category Leaders

Exceptional Email Security

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Libraesva Email Security stops known and emerging email threats from reaching their target, so you only receive legitimate messages. It provides exceptional email security by integrating cloud email and a secure email gateway with Libraesva’s unique Adaptive Trust Engine.

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RMail logo

RMail®, track, prove, encrypt, e-sign, certify, all-in-one.

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RMail® is the e-security platform by RPost®. RMail specializes in elegantly easy to use email encryption for privacy and compliance, e-signatures, legal e-delivery proof, secure file sharing, email impostor protection, and AI-infused services to prevent data leaks and human e-security errors.

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ConnectWise SIEM logo

Threat detection and response management software

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ConnectWise SIEM is a threat detection and response management software designed to help enterprises create, launch, and manage cybersecurity programs. The platform enables organizations to identify potential threats and malicious activities across networks & connected devices via a unified portal.

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Symantec Enterprise Cloud logo

Cybersecurity platform for threat protection

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Symantec Enterprise Cloud is a cybersecurity platform that provides integrated solutions for various challenges faced by organizations. The system offers data-centric hybrid security for organizations both on-premises and in the cloud. Symantec Enterprise Cloud is designed to provide consistent compliance, secure remote work, and data and threat protection.

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Sealit logo

Full Security - Just 1 Click.

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Sealit protects your data, no matter how it's shared. End-to-end email and file encryption for small businesses or individuals.

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Virtru logo

Cloud-based data privacy and security platform

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Virtru has email and data encryption solutions for organizations of all sizes across all industries including healthcare, government, education, manufacturing, aerospace and defense, finance, IT services, Media and more.

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BooleBox logo

Secure file sharing and data protection platform

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Boolebox is a cloud-based and on-premise data protection platform designed to help organizations across finance, research, healthcare, IT and various other sectors archive, synchronize, and securely share data across multiple devices.

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DeliverySlip logo

Secure electronic signature, email encryption & file sharing

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DeliverySlip is a cloud-based email security, file sharing and electronic signature solution which offers industrial-grade email encryption, secure file transfer, electronic approvals, web forms, bulk send, and more. The software works inside Microsoft Outlook, Gmail, and various other applications.

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Trustifi logo

Protect Your Business Emails with AI-Powered Security

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Email security solution that helps manage threat detection, regulatory compliance, data encryption, whitelisting/blacklisting, and more.

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Mail Assure logo

Email, Secured.

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Cloud-based email security designed to help your customers stay in control while safeguarding their inbound and outbound email.

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Red Sift OnDMARC logo

Automated DMARC software to stop phishing & spoofing attacks

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Red Sift OnDMARC shuts down the exact impersonation of email-sending domains used in cyber attacks, phishing, and scam emails. It also increases the deliverability of authorized emails and protects brand reputations.

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MXGuardian logo

The Experts in Email Security

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Cloud-based email spam and malware filtering service that protects your business from phishing attacks, viruses, spam, ransomware and other email threats.

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SilverSky Email Protection Suite logo

Advanced email security and compliance for SMBs

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SilverSky Email Protection Suite is an email protection service that helps small and mid-sized businesses identify and prevent cybersecurity threats in compliance with industry regulations. Protects against targeted attacks, social engineering and data loss.

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Kiteworks logo

Content Governance, Compliance, and Protection

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Protect privacy and ensure compliance of all sensitive content sent via email, file share, automated file transfer, APIs, and web forms - with one platform.

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Egress Protect logo

Email encryption and security platform

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Egress Protect is an email security software designed to help financial, healthcare, and government organizations streamline email encryption and file management operations. The application allows employees to handle data archiving, filtering, and storage operations via a unified platform.

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SpamHero logo

Saving the world from spam, one domain at a time!

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SpamHero is a cloud-hosted spam filtering solution available. Stop the spam, viruses, and phishing attacks before they reach your network.

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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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IRONSCALES logo

We catch the phish that others miss!

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We ensure your inboxes are uncompromised and your team is unburdened.

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Abnormal AI logo

A Fundamentally Different Approach to Email Security

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Abnormal provides total protection against the widest range of attacks including phishing, malware, ransomware, social engineering, executive impersonation, supply chain compromise, internal account compromise, spam, and graymail.

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Email Archiving logo

Email archiving service

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Hornetsecurity's email archiving service enables companies who manage thousands of emails every day to automatically & legally store all of their emails with compliance, transparency & control features, plus secure storage & simple email search & retrieval

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