This Cybersecurity Awareness Month, Mac users are finally retiring an old myth

Apple's defenses are real. They were also never meant to be the only layer between a Mac user and a convincing scam. Pop-up ads, slowdowns, crashes — that's what most people picture when they hear "Mac virus."

It hasn't been the real risk for years. The threats that matter now are built not to be noticed: malware that copies saved passwords and wallet files in the background, and scams that talk a …