C-SEC: The Boys/Girls/Aliens in Blue

The Citadel station itself is protected my a combination of guards, enforcement and investigative branches of security created by the Council to uphold the law of Citadel Space.
This organisation is C-Sec, the Citadel Security of which Garrus, Bailey, Harkin and many other agents were a part of. Let's take a look at the organisation, its resources and its divisions and see how they operate.

I've already done something similar for Starfleet, so lets look at another expansive sci-fi universe, this time the Mass Effect one.

More Mass Effect:
DRELL:    • DRELL: Cultural Index  
ASARI:    • ASARI: Cultural Index  
TURIAN:    • TURIAN: Cultural Index  
SALARIAN:    • SALARIAN: Cultural index  

The FEDERATION series:
   • The Federation, Starfleet and United ...  

Music in this video from Mass Effect.
Mass Effect, Mass Effect 2 and Mass Effect 3 are produced by BioWare and published by EA, Microsoft Game Studios.
This Video is for educational purposes with commentary.