Pornography websites are less likely to infect internet users' computers with viruses than illegally-downloaded music, security firm Norton says.

The anti-virus software giant yesterday released a global snapshot of cybercrime, which shows 67 per cent of Australians report having been a victim of cybercrime in their lifetime.

Smart phone

Norton defines cybercrime broadly; including common experiences such as being sent embedded links on their smartphones, or being sent unsolicited links on social media.

Its report shows the rise of social media is producing a rise in the number of people experiencing unwanted approaches or attacks online.