Distributed key caching for encrypted keys

    公开(公告)号:US11700112B2

    公开(公告)日:2023-07-11

    申请号:US16863402

    申请日:2020-04-30

    Abstract: Methods, systems, and devices for distributed caching of encrypted encryption keys are described. Some multi-tenant database systems may support encryption of data records. To efficiently handle multiple encryption keys across multiple application servers, the database system may store the encryption keys in a distributed cache accessible by each of the application servers. To securely cache the encryption keys, the database system may encrypt (e.g., wrap) each data encryption key (DEK) using a second encryption key (e.g., a key encryption key (KEK)). The database system may store the DEKs and KEKs in separate caches to further protect the encryption keys. For example, while the encrypted DEKs may be stored in the distributed cache, the KEKs may be stored locally on application servers. The database system may further support “bring your own key” (BYOK) functionality, where a user may upload a tenant secret or tenant-specific encryption key to the database.

    DISTRIBUTED KEY CACHING FOR ENCRYPTED KEYS
    2.
    发明申请

    公开(公告)号:US20190097791A1

    公开(公告)日:2019-03-28

    申请号:US15716677

    申请日:2017-09-27

    Abstract: Methods, systems, and devices for distributed caching of encrypted encryption keys are described. Some multi-tenant database systems may support encryption of data records. To efficiently handle multiple encryption keys across multiple application servers, the database system may store the encryption keys in a distributed cache accessible by each of the application servers. To securely cache the encryption keys, the database system may encrypt (e.g., wrap) each data encryption key (DEK) using a second encryption key (e.g., a key encryption key (KEK)). The database system may store the DEKs and KEKs in separate caches to further protect the encryption keys. For example, while the encrypted DEKs may be stored in the distributed cache, the KEKs may be stored locally on application servers. The database system may further support “bring your own key” (BYOK) functionality, where a user may upload a tenant secret or tenant-specific encryption key to the database.

    DISTRIBUTED KEY CACHING FOR ENCRYPTED KEYS
    5.
    发明申请

    公开(公告)号:US20200322139A1

    公开(公告)日:2020-10-08

    申请号:US16863402

    申请日:2020-04-30

    Abstract: Methods, systems, and devices for distributed caching of encrypted encryption keys are described. Some multi-tenant database systems may support encryption of data records. To efficiently handle multiple encryption keys across multiple application servers, the database system may store the encryption keys in a distributed cache accessible by each of the application servers. To securely cache the encryption keys, the database system may encrypt (e.g., wrap) each data encryption key (DEK) using a second encryption key (e.g., a key encryption key (KEK)). The database system may store the DEKs and KEKs in separate caches to further protect the encryption keys. For example, while the encrypted DEKs may be stored in the distributed cache, the KEKs may be stored locally on application servers. The database system may further support “bring your own key” (BYOK) functionality, where a user may upload a tenant secret or tenant-specific encryption key to the database.

    Distributed key caching for encrypted keys

    公开(公告)号:US10680804B2

    公开(公告)日:2020-06-09

    申请号:US15716677

    申请日:2017-09-27

    Abstract: Methods, systems, and devices for distributed caching of encrypted encryption keys are described. Some multi-tenant database systems may support encryption of data records. To efficiently handle multiple encryption keys across multiple application servers, the database system may store the encryption keys in a distributed cache accessible by each of the application servers. To securely cache the encryption keys, the database system may encrypt (e.g., wrap) each data encryption key (DEK) using a second encryption key (e.g., a key encryption key (KEK)). The database system may store the DEKs and KEKs in separate caches to further protect the encryption keys. For example, while the encrypted DEKs may be stored in the distributed cache, the KEKs may be stored locally on application servers. The database system may further support “bring your own key” (BYOK) functionality, where a user may upload a tenant secret or tenant-specific encryption key to the database.

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