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Email Security Software for Non Profit (2026) - Page 2

Last updated: April 2026

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114 software options

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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Security Gateway by MDaemon logo

Powerful yet flexible email security software.

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Security Gateway by MDaemon is an email security software designed to help businesses secure email servers from malware and phishing attacks. The solution enables administrators to automatically detect threats across various platforms including Microsoft Exchange Server and Office 365.

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Hoxhunt logo

Make security training engaging, personalized, and effective

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Hoxhunt is a security awareness training software designed to help businesses educate and train employees to identify and report phishing attacks or malicious emails. Administrators can create relevant content to automatically send personalized malicious emails to employees.

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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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NeoCertified logo

Secure email for confidential & sensitive documents

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NeoCertified provides secure email encryption with Outlook integration for businesses of all industries, including healthcare, finance, legal & education

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ESET Cloud Office Security logo

Security platform for Microsoft 365 applications

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ESET Cloud Office Security provides advanced protection for Microsoft 365 applications against malware, spam or phishing attacks with ultimate zero-day threat defense and an easy-to-use console.

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Conecta Suite logo

Manage your company's Google and Microsoft users all in one

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Conecta Suite is the ideal solution for those looking to maximize the potential of Google Workspace and boost team productivity. With features that make management more efficient and secure, it offers advanced and customized control to meet your company's specific needs.

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Delivery Trust logo

Email Encryption Platform

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Delivery Trust is a user-friendly secure email solution to protect critical information.

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Zix Email Encryption logo

On-premise email encryption software

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ZixMail is an on-premise email encryption software designed to help financial institutions, healthcare providers, and other businesses communicate with internal and external stakeholders through secure emails. The application allows organizations to send encrypted messages to multiple email accounts, authenticate recipient details, and receive timestamp information to track and record the opening time of emails.

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Avanan logo

Email Security — Reinvented

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Cloud Security, Cloud Email Security, Office 365 Security, Phishing, BEC, Anti-phishing, Malware, Email Account Breach, Business Email Compromise

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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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Cypherdog Encryption logo

One click. Complete protection.

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Cypherdog Encryption (CE) provides the ability to encrypt and decrypt e-mails with attachments with confirmation of the identity of the parties to the communication.

No "trusted" third party, zero-knowledge security model, asymmetric encryption.

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servermx logo

Email Hosting Solution

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Servermx is a secure email hosting service that provides encryption for confidential emails, optional Dropbox integration for easy file sharing and two-factor authentication for an extra layer of security.

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Cynet 360 logo

Automated breach response and protection platform

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Cynet 360 is an all-in-one security platform that provides endpoint threat detection and response for networks that require advanced protection. It gives network administrators visibility over all networked devices, users, and events. Cyber security technology is viable for companies of all sizes.

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Selzy logo

Affordable email marketing software

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Selzy is an intuitive email marketing platform that suits any business needs. It offers a wide range of integrations with your favorite tools, an easy-to-use drag&drop editor, and email templates for any occasion.

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ALTOSPAM logo

Effectively protect all your company's emails

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ALTOSPAM is an email protection solution for all businesses, associations and local authorities. Choose advanced email security compatible with all mail servers, including Office 365. Try ALTOSPAM for free.

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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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Sophos Email logo

Software for managing email encryption and secure networks

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Sophos Email is a cloud-based software designed to help businesses establish secure email networks and ensure protection from malware, intrusion, unauthorized access, and other online threats. The application includes anti-ransomware technology, which enables organizations to stop boot-record and ransomware attacks using behavioral analysis.

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365 Total Protection logo

Email security management for Microsoft Office 365

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365 Total Protection is an email security & compliance solution for Microsoft Office 365 with features for tracking emails in real time, handling infomail, blocking spam, filtering for compliance, defending against threats, black & whitelisting, archiving emails, analyzing communications, & more

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DNSFilter logo

Cloud-based cybersecurity and network monitoring platform

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DNSFilter is a cybersecurity management software that enables enterprises, K-12 schools, and universities to detect online security threats and malware using artificial intelligence (AI) technology, machine learning (ML) algorithms, and content filtering capabilities.

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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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Cloudflare logo

Performance & Security for Any Website

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Cloudflare protects and accelerates million of website online using a single change to your DNS by offering CDN functionality and advanced security.

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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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PowerDMARC logo

Email security and anti-spam software

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PowerDMARC is a cloud-based email security software designed to help businesses secure emails from spam, spoofing, phishing, and other online threats. The platform utilizes artificial intelligence (AI) technology to automatically convert XML data into charts, numbers, and graphs, enabling users to view and evaluate related metrics.

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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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