Astaro is proud of announce that we achieved highest level of ICSA Labs Firewall Certification under Corporate Category BURLINGTON, Mass. – June 8, 2004 – Astaro Corp., developers of the most popular Open Source based all-in-one security product, today announced that its flagship network security application, Astaro Security Linux Version 5, has fulfilled the criteria and passed the 4.0 test for ICSA Labs' Firewall Product Certification.