Best Email Security Software for Linux of 2024

SpamTitan email security protects businesses, schools, smbs and MSPs from spam. SpamTitan email security protects against spam, phishing, day-zero attacks and viruses, malware, ransomware and other threats to email. It helps to control mail flow, clean it, protect against spam, and protect against unwanted email. We offer easy-to-use, yet powerful email security for businesses, smbs, and MSPs that is Office365-friendly. SpamTitan Email Security is available for a free, fully supported trial. SpamTitan – Premium functionality included * CEO Impersonation protection * Spearphishing Protection/ Phishing * Link analysis * Full Sanding * Zero Day Attacks protection * Mail Spooling * Spoofing protection * Ransomware and Malware Protection * SPF/DKIM/DMARC checking * Encryption * Fully multi-tenant environment * Ability to rebrand entire UI * Full REST API * Set up documents and support SpamTitan Email Security is the best solution in the G2 Crowd Email Security. Start your free trial today!

An advanced shield against phishing, ransomware, and evolving email-based threats. Working in harmony with your existing systems, our solution enhances your defences, whether deployed on cloud or on-premises.

Zivver is the digital communications platform that powers the next generation of secure digital communication. It is simple, smart, and secure. Zivver is trusted by more than 5,000 organizations worldwide. It prevents data leaks from human error and ensures compliance. Zivver seamlessly integrates to all major email clients, including Outlook, Gmail, and Microsoft 365. It features unrivalled zero-keys encryption and smart features like contextual machine learning powered business rule generation. Zivver allows you to securely share large files upto 5TB via your existing email client. Zivver is fully in compliance with all major data security standards including ISO 27001 and NTA 7516, GDPR and HIPPA.

Mailfence is an encrypted email provider that uses OpenPGP-based encryption and digital signatures. Mailfence offers a variety of features that allow for collaboration without compromising security or convenience. Mailfence documents allows you to securely store and edit documents. You can also share documents with your team by pressing a button. Mailfence calendar will help you keep track of all your tasks, meetings, events, and other important information. Mailfence contacts will save your contacts and allow you to create mailing lists to maximize efficiency. Mailfence was designed to be fully interoperable. This means that you can sync Mailfence with any service. Mailfence offers fully customizable whitelabel versions for its Mailfence interface. Mailfence donates 15% from PRO subscriptions to IFF or EDRI to support the fight for Online privacy.

XgenPlus is the most advanced enterprise email solution. Communicate and collaborate with it. It is the first IDN Email Server to provide EAI (Email Address Interization), i.e Linguistic Email Address, like (Email address written in Hindi). It is an email management software that can be used by any enterprise, SME, PSU, or government. department. It supports all the basic features like POP, IMAP and webmail, calendars, contacts, SMS, scheduling and security. Key Features IDN Email - The only internationalized domain name email hosting server Policy for auto archival and mail retention Merge / de-merge email account Group Mail with a Tracking Report Broadcast email Schedule Email / SMS & Other... Benefits: Reliable - 99.99% uptime Scalable: Flexible to meet the needs of your organization Robust Security: Inbuilt Antispam software Live Chat, On-Call, and Offline Support Available 24x7 Easy Data & Administrative Control Better Storage

Secure, enterprise-style email and collaboration without the high price. Kerio Connect offers all the functionality and features for collaboration and messaging without the complexity or high price tag of other systems. Email integration includes shared calendars, scheduling, contacts management and tasks. It also integrates with instant messaging and shared folders. Microsoft ActiveSync allows you to sync messages directly to your mobile device. Instant Messaging can be used from any 3rd party chat/IM application on mobile and desktop. Kerio Connect can be installed in just 10 minutes. Users can also be up and running in as little as 10 minutes. Kerio Connect is available on-premises and in partner-hosted cloud environments. You can deploy for Mac, Windows, and Linux users. Full support for Outlook (Windows, Mac), and many other IMAP and POP compliant email client.

Secure email for everyone. Tutanota, the most secure email service in the world, is easy to use and private. Register for free to get control of your mailbox. Your emails are now more secure than ever thanks to 2FA and end-to-end encryption. Your mailbox is protected by the built-in encryption. Nobody can read or decrypt your data. Tutanota's code is open-source, so security experts can verify it. Tutanota's Android app is Google-free, making it the best open-source email service. Your secure emails are always available with apps for Android and iOS. The web client is quick and fully-featured apps ensure encrypted emails are pleasant experiences. We are serious about your email needs and offer a secure email service that is free of advertisements. We work round-the-clock to provide you with an encrypted email service that allows you to focus on the important things. We offer whitelabel customizations and a clear, minimalist design.

Guardian Digital protects against email threats such as phishing, zero day exploits, and crippling ransomware attacks. These are just some of the many threats email users face every single day. Email security is a business security issue, as more than 90% of cyber attacks originate in an email. A purpose-driven solution is the best way to protect email. It closes critical security gaps in Microsoft 365 and Google Workspace. It also provides remote support, expert setup and ongoing remote management. We provide real-time cybersecurity business insight to help you assess your current risk profile and protect you against the threats that all businesses face when using email.

Protect your entire business with a single-click solution that offers all-in-one protection. A unified solution for threat protection that provides a holistic, cutting-edge defense without draining your IT resources. Our AI anticipates risks, then proactively identifies issues and automatically addresses them, saving you time.

RMail®, the e-security platform from RPost®, is a global leader in 2000. RMail is a specialist in elegantly simple email encryption for privacy, compliance, legal e–delivery proof secure file sharing, email rights management, email impostor protection and email encryption. RMail's transmission security services are often used by businesspeople and business systems that need to send sensitive or consumer-regulated information. These RMail services can be used for messages that require additional functionality beyond standard email. They include (a) an easier-to-use and more automated email encryption to ensure privacy compliance; (b) a verifiable proof record of who sent what email to whom; (c) assurance and peaceof mind in relation to delivery and open status email of important and time-deadline emails, (d) need to have a timestamped proof that content was delivered; (f) the need to securely share large files.

Cryptshare is an innovation that protects your information when it is most at risk. Everybody needs to communicate data and messages in their daily work. We face many limitations once data is in transit. 1. Data protection 2. Limitations on file size These problems can be solved with our solution in an efficient and user-friendly manner. It also offers many other benefits, including: *Detailed audit trail *Compliance to central data protection regulations *Excellent potential to automate business communication It is also affordable, simple to implement, and accessible from any device with a web browser. Cryptshare is compliant with ISO 27001, GDPR. Cryptshare protects your information throughout the process.

We want you to simply focus only on what you do! EmailAuth.io is part of the Infosec Ventures group and our core value lies in taking care of your most valuable digital asset: Email. We thrive to increase your Email Deliverability and help you get the maximum ROI from your mailing campaigns and increase trust amongst your customers, partners and vendors! We don't just provide support, we manage! EmailAuth's methodology includes owning the journey of attaining ultimate security of your domains. Our team of Security Experts and dedicated Customer Success Managers make sure to work with you effortlessly.

Smartlockr is a people-centric data security platform to easily enable secure email and file sharing for an entire organization. By putting the people in an organization first, Smartlockr offers a user-friendy platform that actively helps people prevent data breaches. The reason for that is that the human error is the main cause of data breaches worldwide. Smartlockr works on and with every operating system and device. It's even available as a plug-in for Microsoft 365 (Outlook). Of course, it can be integrated into any existing systems, and it's even available as an SMTP relay service or a combination of all these options. Smartlockr can also be used to securely send and receive large files of up to 5 TB. Smartlockr is compliant with all privacy regulations and security standards like GDPR, ISO, NTA 7516.

SpamTitan Plus Anti Phishing is an AI-driven email security solution that provides "zero day" threat protection and intelligence. Spam Titan Plus covers 100% of all current anti-phishing feeds. It has 1.5X more unique URL detections than current market leaders and 1.6X faster detections of phishing. SpamTitan Plus provides SpamTitan Plus continuous updates that provide SpamTitan Plus 10 million new, never-before-seen malicious URLs per day. Book a SpamTitan Plus demo Today.