Bug Fixes
admin_server: redact configs in admin API in #5057
cloud_storage: redacts fields from header in #4949
cluster: clean up config error logging in #5014
#5090 Fix aborted reads consistency error in #5107
#4095 Fix consumer group migrations in #4673
security: don't log potentially sensitive messages
Improvements
#4695 s3: Improve error handling in #4766
schema_registry: Support GET /mode query in #5121
rpk now redacts all unknown values in rpk debug bundle in #4930
Full Changelog: v21.11.16...v21.11.17
Note: signed mac binaries are not in the initial release, but will be added to it soon.