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Where Does BundID Store Identity Data?

BundID holds German government login identity with Elster certificate and eID options. Services authenticate through it, not inside apps.

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BundID is Germany login layer for government services. Identity with trust levels, Elster certificates, and eID bindings live in the federal account. Agencies from tax to vehicle registration authenticate through it.

That makes BundID the keychain rather than the archive: services hold data, BundID opens doors. Exact behaviors may vary by version. eID card readers add the highest trust level for sensitive filings. Mailbox messages need separate apps. PIN resets require letters. eID photo must match.

Where BundID stores this, by platform

Android
BundID app > Identity (federal account)

Identity syncs via federal account. Exact folder names may vary by version. Back up Elster certificates separately.

iOS
BundID app > Identity (federal account)

Same account model as Android. Agencies store case data separately. Reinstalls restore on login.

Frequently asked questions

How do I create a BundID account?

Register with Elster certificate, eID card, or EU login per the service requirements. Each route verifies identity differently. Keep certificate files backed up separately.

Does BundID store my tax data?

No. BundID authenticates logins while each agency stores its own case data. Tax returns stay with ELSTER, benefits with respective offices. Delete per-service data at each agency.

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