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Google: Deletes a client-side encryption key pair permanently and immediately You can only permanently delete key pairs that have been turned off for more than 30 days To turn off a key pair, use the Disable Cse Key Pair method Gmail can't restore or decrypt any messages that were encrypted by an obliterated key Authenticated users and Google Workspace administrators lose access to reading the encrypted messages For administrators managing identities and keypairs for users in their organization, requests require authorization with a service account (https: developers google com identity protocols O Auth2 Service Account) that has domain-wide delegation authority (https: developers google com identity protocols O Auth2 Service Account#delegatingauthority) to impersonate users with the `https: www googleapis com auth gmail settings basic` scope For users managing their own identities and keypairs, requests require hardware key encryption (https: support google com a answer 14153163) turned on and configured — request body — body

Deletes a client-side encryption key pair permanently and immediately. You can only permanently delete key pairs that have been turned off for more than 30 days. To turn off a key pair, use the DisableCseKeyPair method. Gmail can't restore or decrypt any messages that were encrypted by an obliterated key. Authenticated users and Google Workspace administrators lose access to reading the encrypted messages. For administrators managing identities and keypairs for users in their organization, requests require authorization with a [service account](https://developers.google.com/identity/protocols/OAuth2ServiceAccount) that has [domain-wide delegation authority](https://developers.google.com/identity/protocols/OAuth2ServiceAccount#delegatingauthority) to impersonate users with the `https://www.googleapis.com/auth/gmail.settings.basic` scope. For users managing their own identities and keypairs, requests require [hardware key encryption](https://support.google.com/a/answer/14153163) turned on and configured.: request body, field body. Complete fields and constraints for contract 2026-10-27.

API reference · Contract 2026-10-27

SDK schema: Deletes a client-side encryption key pair permanently and immediately You can only permanently delete key pairs that have been turned off for more than 30 days To turn off a key pair, use the Disable Cse Key Pair method Gmail can't restore or decrypt any messages that were encrypted by an obliterated key Authenticated users and Google Workspace administrators lose access to reading the encrypted messages For administrators managing identities and keypairs for users in their organization, requests require authorization with a service account (https: developers google com identity protocols O Auth2 Service Account) that has domain-wide delegation authority (https: developers google com identity protocols O Auth2 Service Account#delegatingauthority) to impersonate users with the `https: www googleapis com auth gmail settings basic` scope For users managing their own identities and keypairs, requests require hardware key encryption (https: support google com a answer 14153163) turned on and configured — request body — body

FieldTypePresenceDescription and constraints
$objectRootRequest to obliterate a CSE key pair.

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