Before you download, open, or share files from the internet, you need to be sure they’re safe. And how do you do that? I simply use a file scanner to check for known threats like malware, viruses, and ...

The VirusTotal.com Web site offers a free but invaluable security service. It will scan any Web download, e-mail attachment or other file you send it with 40-odd different antivirus scanners to let ...