English abbreviations from sec to secure
- SEC (State Enterprises Commission)
- SEC/AAS (Southeast Conference of the Association for Asian Studies)
- SECA (Southern Early Childhood Association)
- SECAF (SECretary of the Air Force)
- SECAM (Séquentiel Couleur Avec Mémoire)
- SECARMY (SECretary of the ARMY)
- SECC (Sexual Education Concern Committee)
- SECDEF (United States Secretary of Defense)
- SECDHS (Secretary of The Department of Homeland Security)
- SECFM (SouthEast Community Farmers' Market)
- SECGU (Section Gauge Log)
- SECHS (Secretary of Homeland Security)
- SECIF (Security Interface Software)
- SECM (Shop Equipment - Contact Maintenance)
- SECME (Science Engineering Communications Mathematics Enrichment)
- SECNAV (United States Secretary of the Navy)
- SECNAVINST (Secretary of The Navy Instruction)
- SECOMP (Secure Communications Package)
- SECORD (Secure Cord Switchboard)
- SECRA (Secondary Radar Data Only)
- SECREL (SECRET Releasable)
- Secret squirrel stuff (Material classified above secret or compartmentalzed information.)
- SECS (Semiconductor Equipment Communications Standard)
- SECSTATE (Secretary of State)
- SECT (Staff Education Coordinating Team)
- SECTRANS (Secretary of Transportation)
- SECURE (Safe And Effective Communities And Understanding For Response To Emergencies)
