Original sentence: AV-TEST a test lab based in Germany tested Comodo in three categories: protection, repair and usability.Comodo Internet Security participated in their tests since 2010 and for the first time in February 2013, Comodo Internet Security Premium 2013 obtained the AV-TEST certificate in the field of home products
Edited sentence: AV-TEST, another independent test lab based in Germany, regularly tests security software in three categories of protection, repair and usability.Comodo Internet Security participated in their tests since 2010 and for the first time in February 2013, Comodo Internet Security Premium 2013 managed to obtain the AV-TEST certificate in the field of home products