All security vessels have the prefix ISV for InterStellar Vehicle.
Ark Security have 32 operational dreadnoughts (their status as a security force makes the Titan Accords and the Treaty of Allied Races technically not apply). They are usually given 2 word names. The Flagship of the fleet is the ISV King Kriptor
List of Vessels:
- ISV King Kriptor
- ISV Galactic Protector