List of the Top 7 Email Security Software for Chromebook in 2025

Guardian Digital offers robust protection against various email threats, including phishing scams, zero-day vulnerabilities, and debilitating ransomware assaults. These dangers represent just a fraction of the numerous risks that email users encounter daily. Given that over 90% of cyber attacks begin with an email, securing email is fundamentally a matter of business security. An effective, purpose-driven solution is essential for safeguarding email communications. It effectively addresses significant security vulnerabilities found in platforms like Microsoft 365 and Google Workspace. In addition, it offers remote assistance, expert installation, and continuous management from a distance. Furthermore, we deliver real-time insights into cybersecurity for businesses, enabling you to evaluate your existing risk profile and bolster your defenses against the pervasive threats that all organizations face through email interactions. Ultimately, our comprehensive approach ensures that your email security is not only reactive but also proactive in minimizing potential threats.

Safeguard your business effortlessly with a one-click solution that delivers comprehensive protection across the board. This integrated approach to threat defense ensures a well-rounded, state-of-the-art safeguard that won’t overburden your IT team. By leveraging advanced AI, our system not only predicts potential risks but also swiftly detects and resolves problems, allowing you to focus on what truly matters—your business's growth and success.

BUFFERZONE is an innovative, patent-pending system designed to contain and neutralize threats, safeguarding endpoints against sophisticated malware and zero-day vulnerabilities while enhancing both user and IT efficiency. It shields users and organizations from complex threats that often bypass detection by scrutinizing suspicious content found in web browsers, emails, and external storage devices. Once identified, BUFFERZONE disarms this content and facilitates its safe transfer to the designated endpoint and secure network areas. Additionally, it delivers essential insights that contribute to comprehensive security assessments across the enterprise. As a streamlined solution, BUFFERZONE is straightforward to implement and configure, offering cost-effective protection for up to thousands of endpoints. This combination of security and usability makes BUFFERZONE an essential tool in modern cybersecurity strategies.

At EmailAuth.io, which is affiliated with Infosec Ventures, our primary focus is safeguarding your most precious digital asset: your email. We are committed to enhancing your email deliverability, ensuring you receive the highest return on investment from your email campaigns, and fostering trust with your customers, partners, and vendors alike. Our approach goes beyond mere support; we take charge of the entire process! EmailAuth employs a strategy that encompasses the full journey toward achieving the highest level of security for your domains. Our team of security specialists, along with dedicated customer success managers, collaborates seamlessly with you to ensure your needs are met effectively. Together, we work towards a secure and trustworthy email experience for all your communications.

Smartlockr is a data security platform that prioritizes the needs of people to facilitate secure email and file sharing across entire organizations. By focusing on human factors, Smartlockr provides an intuitive interface designed to help users minimize the risk of data breaches, acknowledging that human error is the leading cause of such incidents globally. The platform is compatible with all operating systems and devices, and it conveniently integrates with existing systems, including a plug-in for Microsoft 365 (Outlook) and an SMTP relay service. Additionally, Smartlockr allows users to securely send and receive large files, accommodating sizes of up to 5 TB. Moreover, it adheres to strict privacy regulations and security standards, such as GDPR, ISO, and NTA 7516, ensuring comprehensive compliance for organizations. This commitment to security and user-friendliness makes Smartlockr an essential tool for modern organizations aiming to protect their valuable data effectively.

SpamTitan Plus Anti Phishing is an AI-powered email security system designed to offer protection against "zero day" threats and enhance intelligence capabilities. This solution boasts comprehensive coverage of all existing anti-phishing feeds, delivering 1.5 times the number of unique URL detections compared to top competitors and achieving phishing detection speeds that are 1.6 times faster. Additionally, SpamTitan Plus offers ongoing updates that introduce an impressive 10 million new, previously unseen malicious URLs daily. For those interested in experiencing this advanced security solution, booking a SpamTitan Plus demo today is highly recommended. Take advantage of the opportunity to see how SpamTitan Plus can safeguard your email communications effectively.

ToDMARC is a cloud-based email authentication platform tailored for B2B enterprises, designed to safeguard domain names, brands, and email communications from risks like spoofing and ransomware attacks. By integrating a comprehensive suite of email security protocols, including DMARC, SPF, DKIM, and BIMI, it empowers businesses to enhance their email visibility while defending against various cyber threats. This powerful combination ensures that organizations can maintain the integrity of their communications and protect their reputations effectively. Although still in its developmental phase, ToDMARC prioritizes security and compliance, aspiring to meet high industry benchmarks such as SOC2 Type 2, ISO 27001, and GDPR regulations. By positioning itself as a reliable partner for B2B clients, ToDMARC aims to obtain critical certifications like SOC2 Type 2 and ISO 27001, further solidifying its commitment to providing a secure email environment. Ultimately, ToDMARC's proactive approach to email security sets it apart as a key player in the field.