Rich Mogull: Online crime falls mostly into four categories: self-spreading malware (like viruses); malware that attacks vulnerable Web browsers when you visit a site (drive-by attacks); malware that tricks you into installing it (like Mac Defender); and online scams and Web attacks that don’t hack your computer (eBay scams, phishing, search-result poisoning, and so on). … Continue reading Mac Defender: Pay Attention But Don’t Panic