CORERO NETWORK SECURITY ORD GBP0.01 revenue for the last year amounted to 17.56 M GBP, the most of which — 6.89 M GBP — came from its highest performing source at the moment, Maintenance and Support Services, the year earlier bringing 5.81 M GBP. The greatest contribution to the revenue figure was made by United States — last year it brought CORERO NETWORK SECURITY ORD GBP0.01 12.75 M GBP.