The most harmful websites in terms of risk from malware infection aren't, as you might imagine, pornography, but rather religious sites, according to Symantec's Internet Security Threat Report.

The average number of threats found on religious sites was 115 (mostly fake antivirus software). By contrast, pornographic sites had less than a quarter, at around 25 threats per site. Of course, the number of pornographic sites is vastly greater than religious sites.

According...