# Change Log

All notable changes to this project will be documented in this file.
See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.

# [4.0.0](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v3.0.0...v4.0.0) (2023-02-20)

**Note:** Version bump only for package @aws-crypto/util

# [3.0.0](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v2.0.2...v3.0.0) (2023-01-12)

- feat!: replace Hash implementations with Checksum interface (#492) ([da43dc0](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/da43dc0fdf669d9ebb5bfb1b1f7c79e46c4aaae1)), closes [#492](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/492)

### BREAKING CHANGES

- All classes that implemented `Hash` now implement `Checksum`.

## [2.0.2](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v2.0.1...v2.0.2) (2022-09-07)

### Bug Fixes

- **#337:** update @aws-sdk/types ([#373](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/373)) ([b26a811](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/b26a811a392f5209c7ec7e57251500d4d78f97ff)), closes [#337](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/337)
- **docs:** update README for packages/util ([#382](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/382)) ([f3e650e](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/f3e650e1b4792ffbea2e8a1a015fd55fb951a3a4))

## [2.0.1](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v2.0.0...v2.0.1) (2021-12-09)

### Bug Fixes

- **uint32ArrayFrom:** increment index & polyfill for Uint32Array ([#270](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/270)) ([a70d603](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/a70d603f3ba7600d3c1213f297d4160a4b3793bd))

# [2.0.0](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v1.2.2...v2.0.0) (2021-10-25)

**Note:** Version bump only for package @aws-crypto/util

## [1.2.2](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v1.2.1...v1.2.2) (2021-10-12)

### Bug Fixes

- **crc32c:** ie11 does not support Array.from ([#221](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/221)) ([5f49547](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/5f495472ab8988cf203e0f2a70a51f7e1fcd7e60))

## [1.2.1](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v1.2.0...v1.2.1) (2021-09-17)

### Bug Fixes

- better pollyfill check for Buffer ([#217](https://github.com/aws/aws-sdk-js-crypto-helpers/issues/217)) ([bc97da2](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/bc97da29aaf473943e4407c9a29cc30f74f15723))

# [1.2.0](https://github.com/aws/aws-sdk-js-crypto-helpers/compare/v1.1.1...v1.2.0) (2021-09-17)

### Features

- add @aws-crypto/util ([8f489cb](https://github.com/aws/aws-sdk-js-crypto-helpers/commit/8f489cbe4c0e134f826bac66f1bf5172597048b9))
