STOCKHOLM, Sweden–(BUSINESS WIRE)–Clavister (Nasdaq: CLAV), a leader in high-performance network security, is continuing to see strong interest its solutions in Africa, and has completed its latest agreement for the deployment of four (4) next-generation firewalls at the Mauritian Directorate-General of Taxes. The Clavister solution was chosen over two major US-based competitors in a competitive tender process. The agreement with Directorate-General of Taxes includes hardware, software and se