Hornetsecurity
GermanyHanover mail security and Microsoft 365 backup, sold largely through managed service providers.
Alternatives
Alternatives to Proofpoint
1 tool1 tool in this directory is filed as a practical replacement for Proofpoint. Every entry names what it costs where that has been checked, and the country its operator is based in.
spanningSecurity & Privacy
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GermanyReplacing more than Proofpoint?
The same tools also replace these.