Below is a list of top 5 products offering internet security. System security recommendations/reviews at iTop5 are centered around a 5 point net score based on certifications, user reviews, analyst reviews, data published by AV Test, Virus Bulletin and AV Comparatives.
Internet Security : Top 5 @ iTop5
The prices of products listed are the best price that one can locate on the web from reliable sources.
Note to visitors interested in Antivirus: Given the sharp rise in internet exposure, threats are no more limited to viruses but to spyware, malware, hacks etc due to which anti virus software are evolving into internet-security suites. However if you are particular about Anti Virus Suites, the ranking remains same except that Norton swaps positions with Bitdefender(2011) to Rank#2 both from performance and user ratings point of view. Avast replaces ESET and ranks #4. All amazon stores below contain best price deals for antivirus products too.
Rank 1; Kaspersky Internet Security 2011; *iTop5 net score: 4.19 ;
Try out a free 30-day trial on any of Kaspersky’s products or buy with best price at Amazon!
Rank 2; Bitdefender Internet Security 2011 ; *iTop5 net score: 4.12 ;
Try(free) Bitdefender Internet Security 2011 or buy at Amazon!
Rank 3; Symantec Norton Internet Security 2011 ; *iTop5 net score: 4.06 ; 
Try(free) Norton Suite or buy at best prices from Amazon!
Rank 4; F-Secure Internet Security 2011; *iTop5 net score: 3.98 ; 
Try(free) F-Secure Internet Security 2011!
Rank 5; ESET Smart Security 4.2; *iTop5 net score: 3.99;
Try(free) ESET Smart Security now or Buy at best prices from Amazon!
Performance test reports from which data was extracted considered Avast anti virus pro along with other internet security suites and hence one would see Avast at position 4. However from an internet security point of view, ESET takes an higher place. Avast however scored higher on it’s Anti virus product suite! Try(free) Avast anti Virus pro or buy with best prices from Amazon!
Net Score distribution for various products:
Note: The best practice would be to install a trial version and evaluate the product(s) before purchase. It’s a cakewalk to purchase the product later and convert the trial version into a normal version.
>Disclaimer:
Dear Visitor, data considered for the iTop5 ranking system is in reference to published reports, analyst reviews, user reviews on support forums and blogs. These reviews are intended to provide a complete perspective. As is the case for any of the review forums, these reviews cannot be held accountable/responsible for any issues that might arise on account of use/purchase of any of the mentioned products.