Email cybersecurity for businesses

Email protection: our must-have solutions for blocking cyber attacks

360° protection for organizations of all sizes

Sécurisez ses emails
IcĂ´ne bleue poisson illustrant l'attaque par phishing


Stops dynamic, hard-to-identify phishing emails.

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Anti-Spear Phishing

Blocks targeted spear phishing and business e-mail compromise (BEC) attacks.

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Block hard-to-detect zero-day and polymorphic malware attacks.


Helps block malware attacks


Our solution integrates 6 antivirus tools to complement anti-spam filters, as well as 4 innovative technologies to detect unknown viruses.

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Block spam before it reaches your mail server, and before it reaches your employees’ mailboxes.


Activating option. Gives you control over your advertising emails.

Mailsafe in figures

+ de 99,5%
legitimate emails
availability rate
of satisfied customers
- de 0,01%
of false-positives

Mailsafe is compatible with all mail servers

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Thousands of CIOs, CISOs and IT managers have already chosen Altospam

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Are you ready? Try our solutions

icĂ´ne bouton test gratuit bleu

Free 15-day analysis: test our email protection solutions to discover intrusion attempts in your mailboxes.

DĂ©mo anti phishing anti ransomware antispam

Our email protection solutions help you prevent threats from phishing, ransomware, spear phishing, malware, spam and viruses. Book a time with a cyber expert for a personalized demonstration.

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Our rates are tailored to your business and your size. Ask us for a customized quote based on your company’s needs.

Our awards

In 2022 we were awarded the Cas d’Or 2022 Cybersecurity prize for secure messaging by a panel of experts.

Récompense Cas Or Cybersécurité Sécurisation de la messagerie 2022 Altospam
Badge Capterra Best Value 2023 Altospam
Badge Capterra Best Value 2023 Altospam
Badge Software Advice Most Recommended 2022 Altospam
Badge Software Advice Customer Support 2022 Altospam
Badge GetApp Best Functionalities and features 2022