IJ55706: ADD POST-QUANTUM HYBRID ECDHE-MLKEM KEY AGREEMENT FOR TLS 1.3

APAR status

• Closed as program error.

Error description

• Error Message: N/A
  .
  Stack Trace: N/A
  .
  

Local fix

Problem summary

• Add Post-Quantum Hybrid ECDHE-MLKEM Key Agreement for TLS 1.3 -
  https://datatracker.ietf.org/doc/draft-ietf-tls-ecdhe-mlkem/
  The following Hybrid key exchange algorithms will be supported:
  X25519MLKEM768. SecP256r1MLKEM768 and Sec384r1MLKEM1024.
  X25519MLKEM768 will be added by default on the bottom of the
  list of supported groups.
  

Problem conclusion

• Binary affected - ibmjsseprovider2.jar
  GIT Issue - 369
  RTC - 152950
  Build - 8.0 build_20250814--490
  JVM to be delivered in - JDK 8 SR8FP55
  .
  This APAR will be fixed in the following Releases:
  .
  IBM Semeru Runtimes
  IBM SDK, Java Technology Edition
     8    SR8 FP55  (8.0.8.55)
  .
  Downloads and supplementary documentation can be found at the
  following locations:
  - For non z/OS operating systems:
    - IBM Semeru Runtimes, Version 11 and later
      https://www.ibm.com/semeru-runtimes/downloads/
    - IBM SDK, Java Technology Edition, Version 8
      https://www.ibm.com/support/pages/java-sdk-downloads/
  - For the z/OS operating system:
    - Java SDK Products on z/OS
      https://www.ibm.com/support/pages/java-sdk-products-zos
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  SECURITY

• Fixed component ID

  620700125

Applicable component levels