CCSK
| 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) |