| GCHQ | UK's intelligence, security and cyber agency, primarily stationed in Cheltenham's "Doughnut" (1,1,1,1) |
| CHEKA | A Bolshevik security and intelligence agency set up in 1917, later becoming the KGB (5) |
| CSI | Forensic police drama that spun off "Miami," "New York," and "Cyber" versions |
| ETAIL | Portmanteau word for sales and cyber business conducted electronically via the internet (1-4) |
| GATED | A ___ community is one where gardens and property are enclosed, for added security and privacy (5) |
| NSA | Security and surveillance body in the U.S.: Abbr. |
| PROFUMO | John, British politician whose career was derailed by a security and sex scandal in 1963 (7) |
| COLONISES | Company is taken in by isolated head security and settles (9) |
| TEATIME | Centre of Cheltenham's a mite chaotic in late afternoon (3-4) |
| UNSC | Which principal UN body is responsible for maintaining international peace and security and includes five permanent members with veto power?(abbrv) (4) |
| KGB | USSR's Committee of State Security and longtime foe of the CIA (1,1,1) |
| COLLATERAL | Way to provide security and alert local criminal (10) |
| OAS | Grp. with the motto "Democracy for peace, security and development" |
| NGBSPO | National Guard Bureau Security and Protection Operations (6) |
| OPENPRISONS | Jails with low security and fewer restrictions (4,7) |
| JUMPBAIL | Abandon security and barge head-down into custody (4,4) |
| SYNTHESIS | Dissertation on case of security and origin of nuclear fusion (9) |
| NESTS | They're of the finest security and so homey |
| UN | International organization, aiming for world security and peace (2) |
| SERGEANTATARMS | Chamber of the House of Commons security-and-ceremonial head on Parliament Hill |
