BITDEFENDER DECLARED WORLD’S BEST!Top international testing organizations and expert reviewers praise Bitdefender’s products as the best in terms of both protection and performance.Bitdefender has the highest overall score for best protection and best performance from international independent tester AV-TEST, maintaining its supremacy for a fourth straight year. Bitdefender has been awarded Product of the Year 2017 and Outstanding Security Product 2018 by AV-Comparatives, Triple PC MAG’s Editor’s Choice and a Tom’s Guide top product, alongside many other recognitions.