Release 3.20.0

Date: 2026-09-30

Bugfixes

  • MTG KMS-SERVER

    • Fixed HTTP response of KMS-Client update function.

Features and updates

All MTG Java Application Projects

List of all MTG Java Application Projects see [MTG_ERS_JAVA].

Supported Operating Systems [OS].

All Applications support TLS 1.2 and 1.3

  • Spring boot version 4.1.1 (includes tomcat 11.0.24).

  • Support of JAVA 17 or JAVA 25

  • Upgrade Bouncy Castle to 1.86.

MTG KMS-PKCS#11-Library

Support of OpenSSL versions, see [OpenSSL_compatibility].

MTG KMS-PKCS#11-Library supports now all Linux Operating Systems [OS] as all other KMS Components.

Supported Operating Systems [OS_PKCS11].

MTG KMS-Server

  • Set management.metrics.enable.jdbc as default to true to get prometheus metrics for jdbc client connections

  • Support of MaximumResponseSize if set in KMIP header, means if the response is creater then the given MaximumResponseSize, Response too large will be returned.

  • Support of Operation Policy Name Attribute until KMIP version 1.4, as no values are defined from the MTG KMS-Server no values are returned with GetAttributes- and Locate-Operation.

MTG KMS-TTLV-Proxy

  • The possible maximum backlog size increased from 128 to 4096, default is 128.

MTG KMS-UI

  • Upgraded libraries.

Installation instructions

  • None