Who are Altospam's competitors?

Abnormal Security, MX Layer, and Barracuda Networks, Inc. are among the closest in Email & Messaging Security. The full competitive set, with overlap scoring, is in the platform.

Altospam

Email & Messaging SecurityBordeaux, Francefounded 2002acquired by Hornetsecurity

Altospam is a cybersecurity company specializing in Email & Messaging Security, founded in 2002 and headquartered in Bordeaux, France. It employs about 15 people and was acquired by Hornetsecurity in 2025.

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updated Aug 22, 2026

Products

What Altospam sells.

Altospam MailsafeCloud-based anti-spam solution filtering inbound email threatsDetails ↗

In the platform

The other 440 data points.

Funding historyevery round, every lead investor
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security

Similar in Email & Messaging Security

FAQ

Common questions about Altospam.

How many people work at Altospam?: About 15.
Who are Altospam's competitors?: Abnormal Security, MX Layer, and Barracuda Networks, Inc. are among the closest in Email & Messaging Security. The full competitive set, with overlap scoring, is in the platform.