Release Notes for ThingWorx EMS and LSR > ThingWorx EMS and LSR 5.5.0 > What’s New in ThingWorx EMS and LSR 5.5.0 (C SDK 3.1.0)
What’s New in ThingWorx EMS and LSR 5.5.0 (C SDK 3.1.0)
Upgrades
C SDK upgrade
The 5.5.0 release of the ThingWorx EMS is built on ThingWorx Edge C SDK 3.1.0.
OpenSSL upgrade
EMS 5.5.0 upgrades to OpenSSL 3.1.2. FIPS is not supported.
For information about supported platforms for the Edge SDKs, refer to the Release Advisor. When planning upgrades, visit the PTC tool, Release Advisor, which is the single source for currently supported products and compatibility information for ThingWorx products.
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