# Changelog for AWS SigV4 Library ## v1.2.0 (October 2022) - [#71](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/71) MISRA C:2012 Compliance Update - [#70](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/70) Update CBMC starter kit ## v1.1.0 (December 2021) - [#63](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/63) Remove extraneous parentheses in isAllowedChar() - [#62](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/62) Enable logging macros in CI checks for SigV4 - [#59](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/59) Remove superfluous memmove - [#58](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/58) Utility word removal from Sigv4 Library - [#57](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/57) SigV4 Porting Guide - [#56](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/56) Update Doxygen version to 1.9.2 - [#55](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/55) CBMC Proof Failure Fixes - [#52](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/52) Fix bugs in generating canonical Query and improve functionality coverage in unit tests. - [#51](https://github.com/aws/SigV4-for-AWS-IoT-embedded-sdk/pull/51) Payload hash optimization ## v1.0.0 (August 2021) This is the first release of the AWS SigV4 Library.