RSA announces the release of RSA BSAFE® Micro Edition Suite 4.4

Document created by RSA Product Team Employee on Sep 11, 2019Last modified by RSA Product Team Employee on Sep 11, 2019
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RSA announces the general availability of RSA BSAFE Micro Edition Suite (MES) 4.4 cryptographic toolkit.




RSA BSAFE Micro Edition Suite 4.4 is a maintenance release addressing bug fixes and security fixes. 


Customers using MES 4.1.x and higher are required to upgrade to MES 4.4 in order to benefit from the updated FIPS cryptographic module and additional security.


This version integrate Crypto-C ME 4.1.4 as its underlying FIPS provider. Some of the notable changes in MES 4.4 include:

  • Multiple vulnerability fixes and other security related enhancements.
  • Support for asymmetric key wrapping in CMS (via the RSA-KEM-KWS).
  • Improved FIPS compliance by using FIPS-validated GCM IV generation when using AES-GCM based cipher suites.
  • Numerous platform/environment updates.

For a more comprehensive list of new features and notable changes, refer to the RSA BSAFE Micro Edition Suite 4.4 - Release Notes 


For a complete list of security issues resolved refer to the security advisory at DSA-2019-079: RSA BSAFE® Crypto-C Micro Edition and Micro Edition Suite Multiple Security Vulnerabilities 


For additional documentation, downloads, and more, visit the RSA BSAFE page on RSA Link.


EOPS Policy:

RSA has a defined End of Primary Support policy associated with all major versions. Please refer to the Product Version Life Cycle for additional details.