Mimecast Advanced Email Security Alternatives (September 2025)

Mimecast brand protection services combine machine learning and targeted scans to identify potential attacks reduce compromise. Learn more.

Cloud Email Protection, the integrated cloud email security solution from Fortra, stops advanced threats that bypass security defenses and make it into inboxes.

Advanced email protection to prevent credential phishing, business email compromise, account takeover, and more.

Fortinet's Email Security Solutions provides protection for your critical business information. Learn how to send Secure Email Gateways (SEG) with FortiMail.

IRONSCALES’ cloud email security software is an AI-powered email platform for enterprise organizations. Our self-learning service protects against advanced email attacks that bypass traditional defenses.

VIPRE provides email security solutions for every size organization and the IT partners that serve them.

MX Layer provides cutting-edge cloud-based solutions for email security, business continuity, data loss prevention, and email archiving services.

Stop advanced email threats and optimize security operations with AI-powered email security that adapts to your organization. Available for on-premise and Microsoft 365.

Boost your email security with Proofpoint Essentials and OnDMARC; protect your business against phishing, ransomware, and fraud.

Over 90% of targeted ransomware attacks start with a spear phishing attack. But with a single appliance, you can detect and block targeted attacks.

With Darktrace's self-learning cyber security AI, you're protected against future email attacks that aren’t limited to past attack rules & data. Get a demo.

Protect your organization from today’s advanced email threats, business email compromise (BEC), and consumer phishing with Proofpoint's Email Fraud Defense.

Symantec Messaging Gateway protects email against spam, malware, targeted attacks and provides advanced content filtering, data loss prevention, and email encryption.

Intelligent Email Security protects against data breaches by engaging and empowering users without introducing friction.

Real-time link click protection defends against malicious links in emails every time, on every device, from anywhere.

Email Security, Archiving, Encryption, & Awareness Training. Compatible with Office 365. Virus, Phishing, Ransomware & Malware Protection.

Email security and spam filtering with SpamTitan from TitanHQ uses double AV and AI driven malicious URL detection to block malicious threats

Award-winning cloud-based email security platform prevents phishing, malware, spoofing, and BEC, from reaching a user’s mailbox. See the Trustifi Difference.

Exceptional Email Security, Email Archiving and Phishing Awareness. Libraesva stops Zero-Day Email Attacks, integrating with M365 and Google

N-able Mail Assure offers MSPs AI-driven email security with close to 100% filtering accuracy. Mail Assure also provides continuous uptime and email archiving.

GreatHorn is an API, cloud-native email security solution that mitigates the risk of business email compromise across Microsoft 365 and Google Workspace.

Guardian Digital has developed unparalleled AI-powered business cloud email security services. Secure your business emails and stay threat-ready today.

INKY helps companies secure email using a cloud-based security platform that proactively and instantly scans inbound, internal, and outbound emails to eliminate phishing and malware. The platform intelligently eliminates security threats by blocking malicious emails while assisting employees in real time to handle suspicious emails.

The most comprehensive protection against traditional and targeted attacks. Blocks spam, phishing, and advanced persistent threats (APTs). Flexible hybrid SaaS deployment option.

Secure your business with total messaging control. Cybonet stops the majority of malicious email threats at your network's perimeter while simultaneously providing a range of additional options for comprehensive security and messaging control.

Protect your customers with artificial intelligence with real-time spear phishing protection and cyber fraud defense to prevent personalized attacks.

Enhance VIPRE Email Security Cloud with unparalleled protection against malicious links and infected attachments.

Mimecast DMARC Analyzer provides full visibility into all email senders using your domain. Use our DMARC Analyzer to identify legitimate vs fraudulent senders.

Prevent malware, ransomware and other threats from compromising your email and your business with Secure Cloud.

Detect and block both malicious and malware-less email threats with Proofpoint Email Protection.

Protect your enterprise with best in breed email security from Sendio. Eliminate ransomware, phishing attacks, spam and malware using behavioral technology.

Spambrella is your company for managed email security services and User Awareness Training solutions and products. Try our security services for email today!

An essential suite of email and web security services for SMB and Enterprise.

Watch the Solution Overview - Mailbox Continuity video.

Proofpoint Targeted Attack Protection (TAP) provides an innovative approach to detect, analyze and block advanced threats targeting your people. It also offers unique visibility into these threats...

AI-Powered, Human-Driven Security for Users Across Email, Browsers and SaaS Applications.

Phishing protection including spam filtering, outbound SMTP with DKIM, backup MX services, and Advanced Threat Protection. With 24x7 support included.

Material is a multi-layered detection and response toolkit for email. It stops sophisticated email-based attacks and contains the blast radius of compromised accounts.

MailGuard is a leading Australian technological innovator, providing complete enterprise-grade protection against email security threats such as phishing, ransomware, and BEC. First to stop fast breaking attacks, MailGuard detects and prevents email threats 2-48 hours ahead of the market.

Barracuda Essentials for email security provides IT service providers with complete email security, archiving, e-discovery and backup solution.

Secure your business emails. Train your employees to cyber attacks. Protect your emails with Mailinblack.

Safeguard your network’s most vulnerable system with anti-virus and anti-spam technologies that block malicious software and spam at the gateway.

Cloudmark is a trusted leader in intelligent threat protection against known and future attacks, safeguarding 12 percent of the world’s inboxes from wide-scale and targeted email threats.

Kaspersky Security for Microsoft Office 365 protects your cloud-oriented enterprise from email-borne threats. Learn how it uses advanced next generation techniques to stop phishing, ransomware, malicious attachments, spam and business email compromise (BEC).

Darktrace AI interrupts in-progress cyber-attacks in seconds, including ransomware, email phishing, and threats to cloud environments and critical infrastructure.

Get advanced threat protection with Microsoft Defender for Office 365 and protect against cyber threats like business email compromise and phishing.

Graphus is automated email security software, providing security for Google Workspace & Microsoft 365 users against phishing & social engineering attacks.

The award-winning Clearswift Secure Email Gateway offers an unprecedented level of email security, including cyberattack protection and data loss prevention.

DMARC is the leading email authentication protocol. Understand how DMARC authentication blocks spoofed emails and phishing attempts & keeping your inbox safe.

Powerful, effective protection against spam and malware

PhishLabs provides Digital Risk Protection through curated threat intelligence and complete mitigation for web, social, and email threats.

Mailprotector has the complete email security products your users need to cover all three comprehensive pillars: email security, encryption, and privacy.

Vectra AI's Threat Detection and Response Platform protects your business by detecting cyberattacks in real time and responding instantly.

Full suite for Microsoft 365 security, Risk, Governance, Compliance & Backup

Protect your business e-mail from cyberattacks: phishing, ransomware, spam, viruses. Installation in just a few clicks. French solution 🇫🇷

Your smart DMARC reporting and monitoring platform. Ensure domain-level security and email deliverability with EasyDMARC’s DMARC, SPF, DKIM, and BIMI services.

How it works: Avanan adds an invisible layer of full-suite security for cloud email/collaboration, like Office 365, to create universal threat management.

Network security AI built for SMB, enterprise, government, and critical infrastructure. Integrates into your workflow including SIEMs, SOARs, & access via SSO.

Find out how Proofpoint Threat Response solutions enables security teams to respond to threats that are targeting people in their organization.

PhishER Plus leverages crowdsourced threat intelligence and AI to automatically block phishing threats that have bypassed your email security filters.

Mesh is the world's first email security platform built exclusively for MSPs, enhancing their efficiency and ensuring greater safety for their customers. Offering flexible deployment options - Mesh Gateway (MX based), Mesh 365 (API based), and Mesh Unified (MX and API based) - Mesh protects organiza

Make malicious DNS activities visible with AI-powered analysis. Get to know the advanced features of DNSSense closely and protect your organisation from the threats of the cyber world!

As email is the preferred medium for business communications, preventing confidential information from being leaked in outbound email messages must be a top priority in order to lower the risk of a...

Advanced threat and data protection for Microsoft Office 365, Google Workspace, and other cloud app security services.

Achieve and maintain DMARC enforcement 4x faster than any other platform with Valimail’s best-in-class email authentication solutions.

Cisco Secure Email Encryption Service gives senders enhanced security and reliable controls for traditional email tools.

SMX offers a cloud-based email security solution for SEG, archiving and added Microsoft 365 defence. Trusted by enterprises, governments and ISPs across ANZ.

Take back control of your email reputation with award-winning, cloud-based DMARC, DKIM and SPF configuration and management.

Discover Echoworx, the industry-leading provider of cutting-edge email encryption to safeguard your sensitive communications

Discover Proofpoint Essentials, enterprise-class SMB cybersecurity. Learn why Proofpoint is the leader in medium and small business cybersecurity solutions.

We’re powering the next generation of secure email communications for your organization, preventing data leaks & empowering people to work securely.

Complete protection against phishing, malware or spam, adding an extra layer of cyber defense for your Microsoft 365, Google Workspace cloud apps and email.

Advanced URL Filtering provides best-in-class security, including the industry’s first real-time web protection engine and comprehensive phishing protection.

N-able SpamExperts offers professional anti-spam email filtering and archiving for Web hosting providers, Internet Service Providers and Telcos.

Discover the platform that secures and insures small businesses using AI and a multilayered approach.

To meet today's Cyber Security challenges, enterprises need an integrated cyber defense platform that integrates industry-leading solutions and solves for the most pressing C-level challenges like evolving threats, privacy & compliance, and digital transformation.

MailChannels ensures your customers' emails are always delivered. Trusted by the fastest-growing hosting providers.

The MDaemon Email Server is trusted by businesses in over 140 countries to provide a secure, reliable, and affordable alternative to Microsoft Exchange or Microsoft 365. IT professionals recommend MDaemon as an easy-to-use, reliable, and secure mail server that does not require expensive administration or impose high per-user costs. On-premise or hosted email deployment.

REVE Antivirus protects users from online threats. Apart from best virus protection, it provides email security and safety from phishing scams.

Trend ScanMail™ for Domino provides comprehensive mail server security with real-time protection and streamlined administration that blocks emails with links to malicious sites.

Build employee phishing resilience and enhance threat reporting with Cofense PhishMe SAT, a platform designed to train your workforce against phishing attacks that evade traditional and model-based SEG detection.

Discover Proofpoint Security Awareness Training. Empower your employees with a human risk management program that drives behavior change and builds sustainable security habits.

Kaspersky Security for Internet Gateway offers reliable protection against web-based cyberthreats. It also helps to reduce risk and increase productivity through internet access management.

Learn how Proofpoint solutions eliminate compliance risks as organizations engage customers on digital channels, desktop, mobile, and social media.

Providing employees with security awareness training is the best way of reinforcing your organization’s defense against cyber attacks.

DNS filtering and DNS web filtering solution providing AI driven threat protection and advanced web content controls for MSPs.

Leading cyber security firm in Asia, offering advanced cyber security products and services, including consulting. We specialize in equipping businesses with robust security solutions and expert guidance to navigate the digital landscape securely. Our managed services ensure continuous protection, while our consulting expertise provides targeted strategies for complex security challenges. At Horangi, we're committed to delivering excellence in cybersecurity to empower businesses across Asia.

Lookout is the cybersecurity platform built to stop modern breaches as swiftly as they unfold, from the first phishing text to the final data grab.

The world’s most formidable cybersecurity based on superior research that’s easy to use. A unique balance of prevention, detection and response.

Proofpoint Enterprise Archive™ is a cloud-based archiving solution that simplifies three key information management challenges—legal discovery, regulatory compliance and end user information access...

Keepnet is a provider of cyber security training and education. Create your security culture now with our advanced human factors risk management tools!

Discover how Proofpoint Digital Protection helps protect social media accounts against account hacks, attacks, malicious content and other risks.

Secure email encryption helps protect individuals, SMBs, and Enterprise organizations. Learn more about compliance & secure email encryption.

Security in the industry for mobile operators, internet service providers, and hosting providers Cloudmark Authority utilizes a unique combination of proprietary…

Fast, secure, and sustainable email services provided by email professionals. Powerful Email and Domain Hosting for businesses and organizations.

Our email encryption software allows you to work without worrying about your data security. Choose Sealit and make sure your business is protected.

Forget all about malware, phishing and identity theft. Guardio cleans, protects, and keeps you and your browser safe.

A powerful email server that blocks 99% of junk emails. It also enables encrypted emailing with large sized file sharing and helps in preventing IP leakages

Protect your organization from insider threats with Forcepoint insider threat solutions. Learn how to identify, investigate and respond to insider threats.