It sounds like you’re referring to a blog post title that mentions Avid Pro Tools HD 10.3.10, Mac OS X, and a crack/patch group tag (-Kd By Openssh-l).

The official Pro Tools 10.3.10 is the final maintenance update for the Pro Tools 10 series, released by Avid to provide critical bug fixes for legacy systems. It is highly valued for being the last version that supports TDM hardware and the 32-bit plugin architecture. Risks of the "Openssh-l" Version

  • Improved playback and editing performance
  • Enhanced metering and gain staging
  • New features for surround sound and immersive audio production
  • Advanced audio editing and mixing tools
  • Support for up to 768 audio tracks
  • High-resolution audio playback and editing
  • Integration with other Avid products, such as Media Composer and Symphony