| Abbreviation | Definition |
|---|---|
| CRTE | Certified Red Team Expert |
| CRTE | Certified Red Teaming Expert |
| CRTWC | Certified Return to Work Coordinator (Canada) |
| CS&OP | Certified Sales & Operations Planning |
| CSA | Certified Senders Alliance |
| CSAM | Certified Software Asset Manager |
| CSAP | Certified Security Awareness Practitioner |
| CSAT | Certified Sex Addiction Therapist |
| CSBC | Credit Skills for Bankers Certification |
| CSBM | Certificate in School Business Management |
| CSBM | Certificate of School Business Management |
| CSBS | Certification for School Business Specialists |
| CSBS | Certified School Business Specialist |
| CSC | Certified Scrum Coach |
| CSCA | Certified in Strategy and Competitive Analysis |
| CSCA | Country Signing Certification Authority |
| CSCM | Certified Schedules Contract Manager |
| CSCM | Certified Supply Chain Manager |
| CSCP | Certified Sales Compensation Professional |
| CSCP | Certified Securities Compliance Professional |