Release Notes

The below list consists the latest release and the respective features/improvements.

Widevine API 6.30.1 (May 6, 2026)

• Added max_vulnerability_level setting to the entitlement message. Licenses will be granted only if the requesting device is below the configured threshold; otherwise, the request will be denied.
• Added allow_vulnerability_level_unspecified flag to the entitlement message. When enabled, devices with an unspecified vulnerability level are permitted to request a license. Defaults to true if not set.
• Added disallowed_device_verification_statuses to the entitlement message. Accepts a list of device verification statuses; any client matching a denied status will be refused a license. If not set, all verification statuses are permitted.
• Updated Widevine License Server SDK from v19.10.1 to v19.15.0.
• Added new fields for reporting logs.

Older Widevine API release notes can be found here.

FairPlay API 6.26.1 (May 05, 2026)

• Added support to accept key ID as binary/UUID bytes.
• Added new fields for reporting logs.

Older FairPlay API release notes can be found here.

Key Service 1.24.0 (March 23, 2026)

• Added an option to create a key based on the default key seed to POST ContentKeys.
• Export/ContentKeys can now return keys generated based on key seeds.
• Thumbprint-whitelisted certificate support for Export: The Export endpoint now accepts certificates validated via thumbprint whitelisting.

Older Key Service release notes can be found here.

PlayReady API 6.24.2 (February 10, 2026)

• Fixed bug causing server error 500 for "Client does not support AES128CBC”.
• Added error codes for client revocation errors.

Older PlayReady API release notes can be found here.

Management API 6.12.1 (May 13, 2024)

• Security and stability improvements.

Older Management API release notes can be found here.