Every feature, explained

What you actually get, in plain terms

Adlerwacht protects any file you send by email — not just invoices. Here's exactly how, feature by feature.

Passkey sign-in

Sign in with a fingerprint, face, or security key — no password

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Nothing sits in the inbox

Files never sit unprotected in an inbox

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Encrypted storage

Every file encrypted while it's stored

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Unlimited recipients

Unlimited recipients and downloads

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Team management

Invite and remove team members yourself

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Multi-language

Available in English, German, Japanese, and Dutch

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Email support

Email support

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Domain security monitoring

Automatic 30-day domain security monitoring, with email alerts (SPF, DKIM, DMARC)

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First-contact hold

First email to a brand-new recipient held until verified

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SMS verification

Recipient identity confirmed with a one-time text message code

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Sender vouching

Someone at your company personally confirms who the recipient is

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Hacked-inbox protection

Protected from the very first email — even before the recipient has set up their device check

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One-time check

One-time check per recipient — every file after that arrives instantly

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