Best Email Security Software of 2026
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EasyDMARC is an email security and deliverability platform that streamlines the process of email authentication and helps you mi...Read more about EasyDMARC
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ContentCatcher is a cloud-based, anti-spam and email security solution designed to help businesses of all sizes manage and preve...Read more about ContentCatcher
Heimdal Email Security is a cloud and on-premise email protection solution that mixes Office 365 support with proprietary threat...Read more about Heimdal Email Security
Guardz was specifically built to empower MSPs with the tools to holistically secure and insure SMEs against ever-evolving threat...Read more about Guardz
Virtru is a cloud-based data privacy and security platform that helps businesses of all sizes across education, IT, manufacturin...Read more about Virtru
Agari Brand Protection allows organizations to ensure security from email spoofing, phishing, and other online threats. A cloud...Read more about Fortra’s DMARC Protection
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Agari Phishing Defense is a cloud-based software that helps protect businesses from online attacks — whether that be social engi...Read more about Fortra's Cloud Email Protection
Protect your business from disruption, financial loss and reputational damage. Libraesva Email Security stops known and emerging...Read more about Libraesva Email Security
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Data Krypter is an on-premise encryption software that allows individuals and businesses to control data and securely encrypt fi...Read more about Data Krypter
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Fidelis Network is a comprehensive NDR security solution designed to provide proactive defense against various network threats a...Read more about Fidelis Network
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Hoxhunt is an enterprise security awareness training platform that helps businesses educate their workforce to identify and repo...Read more about Hoxhunt
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Designed for businesses in healthcare, finance, legal services, education and other industries, NeoCertified is a secure email e...Read more about NeoCertified
Keepnet's Extended Human Risk Management (xHRM) platform is a comprehensive cybersecurity solution designed to address the human...Read more about Keepnet Labs
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Encyro makes secure document sharing and encrypted email easy for accountants, financial advisers, insurance firms, physicians, ...Read more about Encyro
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Topsec Cloud Solutions is a managed email and web security solution. The cloud-based system helps users manage and protect DNS, ...Read more about Topsec Cloud Solutions
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Our motto is: "One click. Full protection." Cypherdog Encryption (CE) encrypts and decrypts e-mails and files that you can att...Read more about Cypherdog Encryption
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Delivery Trust offers users total control over emails throughout their entire lifecycle. Messages are secured with the click of ...Read more about Delivery Trust
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Selzy is a cloud-based email marketing platform for any type of business. It allows marketers to design professional emails in l...Read more about Selzy
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Conecta Suite is the ideal solution for those looking to maximize the potential of Google Workspace and boost team productivity....Read more about Conecta Suite
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Zerospam is a cloud-based email security software designed to help businesses detect potential threats across emails, including ...Read more about Zerospam
Paubox is a cloud-based, HIPAA-compliant email solution provider that helps small to midsize health care businesses send and rec...Read more about Paubox Email Suite
Flashstart is an internet filtering service that assists businesses with DNS-based content or URL filtering, malware protection,...Read more about Flashstart
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Avanan is an email security platform designed to help businesses track and monitor applications including Microsoft Office 365, ...Read more about Avanan
Cloudflare is a cloud-based web performance and security tool, which helps firms in the public and private sectors with protecti...Read more about Cloudflare
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DNSFilter is a cloud-based cybersecurity software that helps businesses leverage AI technology and DNS protection to streamline ...Read more about DNSFilter
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Your Guide to Top Email Security Software, March 2022
Software Advice uses reviews from real software users to highlight the top-rated Email Security products in North America.
Learn how products are chosenExplore FrontRunners
“Usability” includes user ratings for Functionality and Ease of Use.
“Customer Satisfaction” includes user ratings for Customer Support, Likelihood to Recommend and Value for Money.
Reviews analysis period: The reviews analysis period spans two years and ends the 15th of the month prior to publication.