Securing over 100,000 networks for 47,000 customers, the award-winning line of Astaro™ Security Gateways protects against the endless number of viruses, spam and hackers that threaten to compromise network security today. Astaro Security Gateways are feature rich, secure and easy to manage solutions that enable IT managers to implement the mission critical security functions necessary for optimum network protection. Choices of Appliance, Software or Virtual Appliance.