A ` ` Trojan horse '' called Mac Defender is telling its customers they must install anti - virus software . The trojan horse is called Mac Defender . If a customer agrees , the program puts porn sites on their computer . Despite some claims , experts say the Mac is n't more secure than Windows . Anti - virus software will help protect your system from being infected , but it 's expensive .
A ` ` Trojan horse '' called Mac Defender is telling its customers they must install anti - virus software . If a customer agrees , the program puts porn sites on their computer . Despite some claims , experts say the Mac is n't more secure than Windows . Anti - virus software will help protect your system from being infected , but it 's expensive .