feat: support stronger ciphers (#810)

* fix: support stronger ciphers

* fix: update tests for Logger

* fix: review updates

* chore: lint fixes

* feat: add some comments

* fix: detect crypto version from key length

* fix: use env var when key doesn't match v1 or v2 length

* chore: allow undefined for internal cryptoVersion

* fix: better typing for makeSecureBuffer