Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
AWS CloudTrail - AWS CloudTrail is a web service that records AWS API calls for your account and delivers log files to you.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
Timber.io - Timber.io is the best logging platform for ruby, node, elixir and much more.