| Acronym | Definition |
|---|
| CCSK➣Clear Cell Sarcoma of the Kidney |
| CCSK➣Certificate of Cloud Security Knowledge (Cloud Security Alliance) |
| CCSK➣Complementary Code Shift Keying |
| CCSK➣Club der Computer Spezialisten Kärntens (German: Club of Carinthian Computer Specialists) |
| CCSK➣Communication Contingency Spare Kit |
| CCSK➣Cycle/Cyclic Code Shift Keying |
| CCSK➣Champaign County Safe Kids (Illinois) |